The Pin-Rivet, cataloged under National Stock Number 5320-01-049-2282, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Hi-Shear Corporation. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-049-2282 |
| Primary Part Number | HT4008-4-22 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Shank Diameter | 0.2646 INCHES MINIMUM AND 0.2651 INCHES MAXIMUM IN |
| Fastener Length | 1.756 INCHES MINIMUM AND 1.803 INCHES MAXIMUM IN |
| Head Style | FLUSH COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Grip Length | 1.365 INCHES MINIMUM AND 1.385 INCHES MAXIMUM IN |
| Width Between Flats | 0.0947 INCHES MINIMUM AND 0.0967 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Shear Strength | 125000 SINGLE POUNDS PER SQUARE INCH |
| Thread Class | 3A A |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.507 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| ST3M496-4-22 | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| HT4008-4-22 | Huck International, Inc (USA) |
| ST3M496-4-22 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HT4008-4-22 PRIMARY | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| ST3M496-4-22 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| HT4008-4-22 | 5/9 Secondary reference U.S. Government activity |
| HT4008-4-22 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| HT4008-4-22 | 5/9 Secondary reference U.S. Government activity |
| HT4008-4-22 | 5/9 Secondary reference Deutsch Fastener Corp |
| HT4008-4-22 | 5/2 Secondary reference U.S. Government activity |
NSN 5320-01-049-2282 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-049-2282 has 4 manufacturer part numbers on file: ST3M496-4-22 (Fastener Innovation Technology, Inc. Dba F I T), HT4008-4-22 (Huck International, Inc), ST3M496-4-22 (Sps Technologies, Llc Dba PB Fasteners), HT4008-4-22 (Hi-Shear Corporation).
Key specifications for HT4008-4-22: Shank Diameter: 0.2646 INCHES MINIMUM AND 0.2651 INCHES MAXIMUM IN; Fastener Length: 1.756 INCHES MINIMUM AND 1.803 INCHES MAXIMUM IN; Head Style: FLUSH COUNTERSUNK; Thread Direction: RIGHT-HAND. 14 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.