Flex-Loc - 1/4-20 UNC Grade 2 Heavy Hex Lock Nut with Expanding Flex Top - Cadmium-Plated Finish, Meets Military Specifications
Item #: 67543488
Brand: Flex-Loc
Model #: 21FAC-420
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 | 1/4-20 |
| Height (Decimal Inch) | 0.2900 |
| 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 |
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