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Products - (2871966 Products)

Flex-Loc - 5/16-18 UNC Grade 2 Heavy Hex Lock Nut with Expanding Flex Top - Uncoated, Meets Military Specifications - Industrial Tool & Supply

Flex-Loc - 5/16-18 UNC Grade 2 Heavy Hex Lock Nut with Expanding Flex Top - Uncoated, Meets Military Specifications


Item #: 67515080
Brand: Flex-Loc
Model #: 20FA-518
Exact Tooling IR#: 04

Features and Benefits

Heavy hex lock nuts have thicker heads than standard hex nuts. They are used with large-diameter, high-strength bolts.
Product Specifications
System of Measurement Inch
Type Heavy Hex Lock Nut
Material Steel
Thread Size 5/16-18
Height (Decimal Inch) 0.3210
Material Grade Grade 2
Finish/Coating Uncoated
Thread Direction Right Hand
Locking Style Expanding Flex Top
Flange Diameter (Decimal Inch) 0.5530
Width Across Flats (Decimal Inch) 0.5640
Thread Standard UNC
Thread Fit Class 2B
Fastener Standard MIL-S-7742
Military Specification Meets Military Specifications

$117.93

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Flex-Loc - 5/16-18 UNC Grade 2 Hex Lock Nut with Expanding Flex Top - 17/64" High, Cadmium-Plated Finish, Meets Military Specifications - Industrial Tool & Supply

Flex-Loc - 5/16-18 UNC Grade 2 Hex Lock Nut with Expanding Flex Top - 17/64" High, Cadmium-Plated Finish, Meets Military Specifications


Item #: 67517409
Brand: Flex-Loc
Model #: 21FKF-518
Exact Tooling IR#: 04

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Lock Nut
Material Steel
Thread Size 5/16-18
Height (Inch) 17/64
Height (Decimal Inch) 0.2656
Material Grade Grade 2
Finish/Coating Cadmium-Plated
Thread Direction Right Hand
Locking Style Expanding Flex Top
Flange Diameter (Decimal Inch) 0.4920
Width Across Flats (Decimal Inch) 0.5020
Thread Standard UNC
Thread Fit Class 2B
Fastener Standard MIL-S-7742
Military Specification Meets Military Specifications

$100.73

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Flex-Loc - 5/16-18 UNC Grade 2 Hex Lock Nut with Expanding Flex Top - 17/64" High, Uncoated, Meets Military Specifications - Industrial Tool & Supply

Flex-Loc - 5/16-18 UNC Grade 2 Hex Lock Nut with Expanding Flex Top - 17/64" High, Uncoated, Meets Military Specifications


Item #: 67542647
Brand: Flex-Loc
Model #: 20FKF-518
Exact Tooling IR#: 04

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Lock Nut
Material Steel
Thread Size 5/16-18
Height (Inch) 17/64
Height (Decimal Inch) 0.2656
Material Grade Grade 2
Finish/Coating Uncoated
Thread Direction Right Hand
Locking Style Expanding Flex Top
Flange Diameter (Decimal Inch) 0.4920
Width Across Flats (Decimal Inch) 0.5020
Thread Standard UNC
Thread Fit Class 2B
Fastener Standard MIL-S-7742
Military Specification Meets Military Specifications

$109.54

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Flex-Loc - 5/16-18 UNC Grade 2 Hex Lock Nut with Expanding Flex Top - Cadmium-Plated Finish, Meets Military Specifications - Industrial Tool & Supply

Flex-Loc - 5/16-18 UNC Grade 2 Hex Lock Nut with Expanding Flex Top - Cadmium-Plated Finish, Meets Military Specifications


Item #: 67516443
Brand: Flex-Loc
Model #: 21FAF-518
Exact Tooling IR#: 04

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Lock Nut
Material Steel
Thread Size 5/16-18
Height (Decimal Inch) 0.3530
Material Grade Grade 2
Finish/Coating Cadmium-Plated
Thread Direction Right Hand
Locking Style Expanding Flex Top
Flange Diameter (Decimal Inch) 0.4920
Width Across Flats (Decimal Inch) 0.5020
Thread Standard UNC
Thread Fit Class 2B
Fastener Standard MIL-S-7742
Military Specification Meets Military Specifications

$109.18

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Flex-Loc - 5/16-18 UNC Grade 2 Hex Lock Nut with Expanding Flex Top - Uncoated, Meets Military Specifications - Industrial Tool & Supply

Flex-Loc - 5/16-18 UNC Grade 2 Hex Lock Nut with Expanding Flex Top - Uncoated, Meets Military Specifications


Item #: 67541722
Brand: Flex-Loc
Model #: 20FAF-518
Exact Tooling IR#: 04

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Lock Nut
Material Steel
Thread Size 5/16-18
Height (Decimal Inch) 0.3530
Material Grade Grade 2
Finish/Coating Uncoated
Thread Direction Right Hand
Locking Style Expanding Flex Top
Flange Diameter (Decimal Inch) 0.4920
Width Across Flats (Decimal Inch) 0.5020
Thread Standard UNC
Thread Fit Class 2B
Fastener Standard MIL-S-7742
Military Specification Meets Military Specifications

$105.29

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Flex-Loc - 5/16-24 UNF Grade 2 Hex Lock Nut with Expanding Flex Top - 1/2" Width Across Flats, 17/64" High, Uncoated - Industrial Tool & Supply

Flex-Loc - 5/16-24 UNF Grade 2 Hex Lock Nut with Expanding Flex Top - 1/2" Width Across Flats, 17/64" High, Uncoated


Item #: 67542969
Brand: Flex-Loc
Model #: 20FK-524
Exact Tooling IR#: 04

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Lock Nut
Material Steel
Thread Size 5/16-24
Height (Inch) 17/64
Material Grade Grade 2
Finish/Coating Uncoated
Thread Direction Right Hand
Locking Style Expanding Flex Top
Width Across Flats (Inch) 1/2
Thread Standard UNF
Military Specification Does Not Meet Military Specifications

$85.63

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Flex-Loc - 5/16-24 UNJF 18-8 Hex Lock Nut with Expanding Flex Top - 17/64" High, Uncoated, Meets Military Specifications - Industrial Tool & Supply

Flex-Loc - 5/16-24 UNJF 18-8 Hex Lock Nut with Expanding Flex Top - 17/64" High, Uncoated, Meets Military Specifications


Item #: 67518324
Brand: Flex-Loc
Model #: 50FK-524
Exact Tooling IR#: 04

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Lock Nut
Material Stainless Steel
Thread Size 5/16-24
Height (Inch) 17/64
Height (Decimal Inch) 0.2656
Material Grade 18-8
Finish/Coating Uncoated
Thread Direction Right Hand
Locking Style Expanding Flex Top
Flange Diameter (Decimal Inch) 0.4920
Width Across Flats (Decimal Inch) 0.5020
Thread Standard UNJF
Thread Fit Class 3B
Fastener Standard AS8879
Military Specification Meets Military Specifications

$422.99

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Flex-Loc - 5/16-24 UNJF 18-8 Hex Lock Nut with Expanding Flex Top - Uncoated, Meets Military Specifications - Industrial Tool & Supply

Flex-Loc - 5/16-24 UNJF 18-8 Hex Lock Nut with Expanding Flex Top - Uncoated, Meets Military Specifications


Item #: 67517722
Brand: Flex-Loc
Model #: 50FC-524
Exact Tooling IR#: 04

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Lock Nut
Material Stainless Steel
Thread Size 5/16-24
Height (Decimal Inch) 0.3530
Material Grade 18-8
Finish/Coating Uncoated
Thread Direction Right Hand
Locking Style Expanding Flex Top
Flange Diameter (Decimal Inch) 0.4920
Width Across Flats (Decimal Inch) 0.5020
Thread Standard UNJF
Thread Fit Class 3B
Fastener Standard AS8879
Military Specification Meets Military Specifications

$463.80

2% Off All Online Orders
Use Code: 2%OFF

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Flex-Loc - 5/16-24 UNJF Grade 2 Hex Lock Nut with Expanding Flex Top - 17/64" High, Cadmium-Plated Finish, Meets Military Specifications - Industrial Tool & Supply

Flex-Loc - 5/16-24 UNJF Grade 2 Hex Lock Nut with Expanding Flex Top - 17/64" High, Cadmium-Plated Finish, Meets Military Specifications


Item #: 67516849
Brand: Flex-Loc
Model #: 21FK-524
Exact Tooling IR#: 04

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Lock Nut
Material Steel
Thread Size 5/16-24
Height (Inch) 17/64
Height (Decimal Inch) 0.2656
Material Grade Grade 2
Finish/Coating Cadmium-Plated
Thread Direction Right Hand
Locking Style Expanding Flex Top
Flange Diameter (Decimal Inch) 0.4920
Width Across Flats (Decimal Inch) 0.5020
Thread Standard UNJF
Thread Fit Class 3B
Fastener Standard AS8879
Military Specification Meets Military Specifications

$103.21

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Flex-Loc - 5/16-24 UNJF Grade 2 Hex Lock Nut with Expanding Flex Top - Cadmium-Plated Finish, Meets Military Specifications - Industrial Tool & Supply

Flex-Loc - 5/16-24 UNJF Grade 2 Hex Lock Nut with Expanding Flex Top - Cadmium-Plated Finish, Meets Military Specifications


Item #: 67515841
Brand: Flex-Loc
Model #: 21FC-524
Exact Tooling IR#: 04

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Lock Nut
Material Steel
Thread Size 5/16-24
Height (Decimal Inch) 0.3530
Material Grade Grade 2
Finish/Coating Cadmium-Plated
Thread Direction Right Hand
Locking Style Expanding Flex Top
Flange Diameter (Decimal Inch) 0.4920
Width Across Flats (Decimal Inch) 0.5020
Thread Standard UNJF
Thread Fit Class 3B
Fastener Standard AS8879
Military Specification Meets Military Specifications

$111.59

2% Off All Online Orders
Use Code: 2%OFF

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Flex-Loc - 5/16-24 UNJF Grade 2 Hex Lock Nut with Expanding Flex Top - Uncoated, Meets Military Specifications - Industrial Tool & Supply

Flex-Loc - 5/16-24 UNJF Grade 2 Hex Lock Nut with Expanding Flex Top - Uncoated, Meets Military Specifications


Item #: 67542126
Brand: Flex-Loc
Model #: 20FC-524
Exact Tooling IR#: 04

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Lock Nut
Material Steel
Thread Size 5/16-24
Height (Decimal Inch) 0.3530
Material Grade Grade 2
Finish/Coating Uncoated
Thread Direction Right Hand
Locking Style Expanding Flex Top
Flange Diameter (Decimal Inch) 0.4920
Width Across Flats (Decimal Inch) 0.5020
Thread Standard UNJF
Thread Fit Class 3B
Fastener Standard AS8879
Military Specification Meets Military Specifications

$100.68

2% Off All Online Orders
Use Code: 2%OFF

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Flex-Loc - 5/8-11 UNC Grade 2 Heavy Hex Lock Nut with Expanding Flex Top - Cadmium-Plated Finish, Meets Military Specifications - Industrial Tool & Supply

Flex-Loc - 5/8-11 UNC Grade 2 Heavy Hex Lock Nut with Expanding Flex Top - Cadmium-Plated Finish, Meets Military Specifications


Item #: 67543520
Brand: Flex-Loc
Model #: 31FA-1011
Exact Tooling IR#: 04

Features and Benefits

Heavy hex lock nuts have thicker heads than standard hex nuts. They are used with large-diameter, high-strength bolts.
Product Specifications
System of Measurement Inch
Type Heavy Hex Lock Nut
Material Steel
Thread Size 5/8-11
Height (Decimal Inch) 0.6340
Material Grade Grade 2
Finish/Coating Cadmium-Plated
Thread Direction Right Hand
Locking Style Expanding Flex Top
Flange Diameter (Decimal Inch) 0.9900
Width Across Flats (Decimal Inch) 1.0020
Thread Standard UNC
Thread Fit Class 2B
Fastener Standard MIL-S-7742
Military Specification Meets Military Specifications

$616.39

2% Off All Online Orders
Use Code: 2%OFF

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Flex-Loc - 5/8-11 UNC Grade 2 Heavy Hex Lock Nut with Expanding Flex Top - Cadmium-Plated Finish, Meets Military Specifications - Industrial Tool & Supply

Flex-Loc - 5/8-11 UNC Grade 2 Heavy Hex Lock Nut with Expanding Flex Top - Cadmium-Plated Finish, Meets Military Specifications


Item #: 67543884
Brand: Flex-Loc
Model #: 31FK-1011
Exact Tooling IR#: 04

Features and Benefits

Heavy hex lock nuts have thicker heads than standard hex nuts. They are used with large-diameter, high-strength bolts.
Product Specifications
System of Measurement Inch
Type Heavy Hex Lock Nut
Material Steel
Thread Size 5/8-11
Height (Decimal Inch) 0.3990
Material Grade Grade 2
Finish/Coating Cadmium-Plated
Thread Direction Right Hand
Locking Style Expanding Flex Top
Flange Diameter (Decimal Inch) 0.9900
Width Across Flats (Decimal Inch) 1.0020
Thread Standard UNC
Thread Fit Class 2B
Fastener Standard MIL-S-7742
Military Specification Meets Military Specifications

$489.39

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Flex-Loc - 5/8-11 UNC Grade 2 Heavy Hex Lock Nut with Expanding Flex Top - Uncoated, Meets Military Specifications - Industrial Tool & Supply

Flex-Loc - 5/8-11 UNC Grade 2 Heavy Hex Lock Nut with Expanding Flex Top - Uncoated, Meets Military Specifications


Item #: 67515247
Brand: Flex-Loc
Model #: 30FA-1011
Exact Tooling IR#: 04

Features and Benefits

Heavy hex lock nuts have thicker heads than standard hex nuts. They are used with large-diameter, high-strength bolts.
Product Specifications
System of Measurement Inch
Type Heavy Hex Lock Nut
Material Steel
Thread Size 5/8-11
Height (Decimal Inch) 0.6340
Material Grade Grade 2
Finish/Coating Uncoated
Thread Direction Right Hand
Locking Style Expanding Flex Top
Flange Diameter (Decimal Inch) 0.9900
Width Across Flats (Decimal Inch) 1.0020
Thread Standard UNC
Thread Fit Class 2B
Fastener Standard MIL-S-7742
Military Specification Meets Military Specifications

$562.02

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Flex-Loc - 5/8-11 UNC Grade 2 Hex Lock Nut with Expanding Flex Top - Industrial Tool & Supply

Flex-Loc - 5/8-11 UNC Grade 2 Hex Lock Nut with Expanding Flex Top


Item #: 67516641
Brand: Flex-Loc
Model #: 31FAF-1011

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Lock Nut
Material Steel
Thread Size 5/8-11
Height (Decimal Inch) 0.7590
Material Grade Grade 2
Finish/Coating Cadmium-Plated
Thread Direction Right Hand
Locking Style Expanding Flex Top
Flange Diameter (Decimal Inch) 0.9280
Width Across Flats (Inch) 15/16
Width Across Flats (Decimal Inch) 0.9375
Thread Standard UNC
Thread Fit Class 2B
Fastener Standard MIL-S-7742
Military Specification Meets Military Specifications

$5.77

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Flex-Loc - 5/8-11 UNC Grade 2 Hex Lock Nut with Expanding Flex Top - 15/16" Width Across Flats, Cadmium-Plated Finish, Meets Military Specifications - Industrial Tool & Supply

Flex-Loc - 5/8-11 UNC Grade 2 Hex Lock Nut with Expanding Flex Top - 15/16" Width Across Flats, Cadmium-Plated Finish, Meets Military Specifications


Item #: 67517524
Brand: Flex-Loc
Model #: 31FKF-1011
Exact Tooling IR#: 04

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Lock Nut
Material Steel
Thread Size 5/8-11
Height (Decimal Inch) 0.3990
Material Grade Grade 2
Finish/Coating Cadmium-Plated
Thread Direction Right Hand
Locking Style Expanding Flex Top
Flange Diameter (Decimal Inch) 0.9280
Width Across Flats (Inch) 15/16
Width Across Flats (Decimal Inch) 0.9375
Thread Standard UNC
Thread Fit Class 2B
Fastener Standard MIL-S-7742
Military Specification Meets Military Specifications

$4.74

2% Off All Online Orders
Use Code: 2%OFF

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Flex-Loc - 5/8-11 UNC Grade 2 Hex Lock Nut with Expanding Flex Top - 15/16" Width Across Flats, Uncoated, Meets Military Specifications - Industrial Tool & Supply

Flex-Loc - 5/8-11 UNC Grade 2 Hex Lock Nut with Expanding Flex Top - 15/16" Width Across Flats, Uncoated, Meets Military Specifications


Item #: 67542761
Brand: Flex-Loc
Model #: 30FKF-1011
Exact Tooling IR#: 04

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Lock Nut
Material Steel
Thread Size 5/8-11
Height (Decimal Inch) 0.3990
Material Grade Grade 2
Finish/Coating Uncoated
Thread Direction Right Hand
Locking Style Expanding Flex Top
Flange Diameter (Decimal Inch) 0.9280
Width Across Flats (Inch) 15/16
Width Across Flats (Decimal Inch) 0.9375
Thread Standard UNC
Thread Fit Class 2B
Fastener Standard MIL-S-7742
Military Specification Meets Military Specifications

$4.45

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Flex-Loc - 5/8-11 UNC Grade 2 Hex Lock Nut with Expanding Flex Top - 15/16" Width Across Flats, Uncoated, Meets Military Specifications - Industrial Tool & Supply

Flex-Loc - 5/8-11 UNC Grade 2 Hex Lock Nut with Expanding Flex Top - 15/16" Width Across Flats, Uncoated, Meets Military Specifications


Item #: 67541888
Brand: Flex-Loc
Model #: 30FAF-1011
Exact Tooling IR#: 04

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Lock Nut
Material Steel
Thread Size 5/8-11
Height (Decimal Inch) 0.7590
Material Grade Grade 2
Finish/Coating Uncoated
Thread Direction Right Hand
Locking Style Expanding Flex Top
Flange Diameter (Decimal Inch) 0.9280
Width Across Flats (Inch) 15/16
Width Across Flats (Decimal Inch) 0.9375
Thread Standard UNC
Thread Fit Class 2B
Fastener Standard MIL-S-7742
Military Specification Meets Military Specifications

$5.27

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Flex-Loc - 5/8-18 UNJF Grade 2 Hex Lock Nut with Expanding Flex Top - 15/16" Width Across Flats, Cadmium-Plated Finish, Meets Military Specifications - Industrial Tool & Supply

Flex-Loc - 5/8-18 UNJF Grade 2 Hex Lock Nut with Expanding Flex Top - 15/16" Width Across Flats, Cadmium-Plated Finish, Meets Military Specifications


Item #: 67516005
Brand: Flex-Loc
Model #: 31FC-1018
Exact Tooling IR#: 04

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Lock Nut
Material Steel
Thread Size 5/8-18
Height (Decimal Inch) 0.7590
Material Grade Grade 2
Finish/Coating Cadmium-Plated
Thread Direction Right Hand
Locking Style Expanding Flex Top
Flange Diameter (Decimal Inch) 0.9280
Width Across Flats (Inch) 15/16
Width Across Flats (Decimal Inch) 0.9375
Thread Standard UNJF
Thread Fit Class 3B
Fastener Standard AS8879
Military Specification Meets Military Specifications

$5.64

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Flex-Loc - 5/8-18 UNJF Grade 2 Hex Lock Nut with Expanding Flex Top - 15/16" Width Across Flats, Uncoated, Meets Military Specifications - Industrial Tool & Supply

Flex-Loc - 5/8-18 UNJF Grade 2 Hex Lock Nut with Expanding Flex Top - 15/16" Width Across Flats, Uncoated, Meets Military Specifications


Item #: 67542282
Brand: Flex-Loc
Model #: 30FC-1018
Exact Tooling IR#: 04

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Lock Nut
Material Steel
Thread Size 5/8-18
Height (Decimal Inch) 0.7590
Material Grade Grade 2
Finish/Coating Uncoated
Thread Direction Right Hand
Locking Style Expanding Flex Top
Flange Diameter (Decimal Inch) 0.9280
Width Across Flats (Inch) 15/16
Width Across Flats (Decimal Inch) 0.9375
Thread Standard UNJF
Thread Fit Class 3B
Fastener Standard AS8879
Military Specification Meets Military Specifications

$5.27

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It