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HL221-6-4
Hi-Lok™Lok Hi
Description
100°, flush ms24694 tension head, oversized for hl21, alloy steel - cadmium plated
Specifications
| Fastener Length | 0.925 inches minimum and 0.945 inches maximum |
|---|---|
| Grip Length | 0.255 inches maximum |
| Head Height | 0.170 inches minimum and 0.180 inches maximum |
| Head Major Diameter | 0.735 inches minimum and 0.770 inches maximum |
| Heat Treatment | T-6 solution heat treated |
| Lubrication | Cetyl alcohol, spec 305, hi-shear corp |
| Material | Aluminum |
| Material Specification | Qq-a-225/9 fed spec single material response or qq-a-430 fed spec single material response |
| Shank Diameter | 0.4985 inches minimum and 0.4995 inches maximum |
| Shank Style | Pin-rivet, straight, threaded |
| Surface Treatment | Anodize |
| Surface Treatment Specification | Mil-a-8625 mil spec single treatment response |
| Thread Class | 3a |
| Thread Direction | Right-hand |
| Thread Qty Per Inch (tpi) | 20 |
| Thread Series Designator | UNJF |
| Thread Size | 0.500 |
| Width Between Flats | 0.269 inches minimum and 0.289 inches maximum |
Cross-reference
No interchangeable or dimensionally similar parts are on record for HL221-6-4. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error