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HL21PB8-14
Hi-Lok™Rivet Pin
Description
Fastener Length: 1-17/64", Thread: 1/4-28, Head Width: 3/32", Thread Length: 25/64
Specifications
| Countersink Angle | Between 99.0 degrees and 101.0 degrees |
|---|---|
| Drive Style | Hexagon |
| Fastener Length | Between 1.260 inches and 1.280 inches |
| Grip Diameter | Between 0.2485 inches and 0.2495 inches |
| Grip Length | Between 0.870 inches and 0.880 inches |
| Head Diameter | Between 0.464 inches and 0.510 inches |
| Head Style | Flat countersunk |
| Internal Drive Style | Hexagon |
| Material | Steel |
| Special Features | 0.200 in. deep drilled hole thd end 0.122 to 0.142 in. dia |
| Surface Finish | 32.0 microinches grip, 63.0 microinches bearing surface of head |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Cl 3 federal specification all treatment responses type 2 qq-p-416 |
| Thread Class | 3a |
| Thread Diameter | 0.250 |
| Thread Direction | Right-hand |
| Thread Length | Between 0.380 inches and 0.410 inches |
| Thread Qty | 28 |
| Thread Qty Per Inch (tpi) | 28 |
| Thread Series | UNJF |
| Thread Series Designator | Unjf (fine thread with external controlled root radius) |
| Width Across Flats | Between 0.095 inches and 0.097 inches |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
Cross-reference
No interchangeable or dimensionally similar parts are on record for HL21PB8-14. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error