The Pin,straight,headed, cataloged under National Stock Number 5315-01-554-4576, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Hi-Shear Corporation. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-554-4576 |
| Primary Part Number | HSTM22-04-5 |
| Item Name | Pin,straight,headed |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Chamfer Length | 0.800 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Under Head Length | 7.110 INCHES NOMINAL IN |
| Pin Chamfer Angle | 37.0 DEGREES NOMINAL |
| Style Designator | STRAIGHT |
| Pin Head Diameter | 6.250 INCHES MINIMUM AND 6.650 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-A-225/9 OR QQ-A-430 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Diameter | 3.965 INCHES MINIMUM AND 3.990 INCHES MAXIMUM IN |
| Head Style | DOUBLE CHAMFER |
| Height | 1.140 INCHES MINIMUM AND 1.520 INCHES MAXIMUM IN |
| Surface Treatment | ANODIZE OVERALL |
| Shear Strength | 7560 DOUBLE NEWTONS PER SQUARE MILLIMETER |
| Material | ALUMINUM ALLOY OVERALL |
| Slot Width | 2.390 INCHES MINIMUM AND 2.640 INCHES MAXIMUM IN |
| Slot Length | 1.630 INCHES NOMINAL 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 |
|---|---|
| HSTM22-04-5 PRIMARY | Hi-Shear Corporation (USA) |
| HSTM22-04-5 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
NSN 5315-01-554-4576 is a Pin,straight,headed, manufactured by Hi-Shear Corporation, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-554-4576 has 2 manufacturer part numbers on file: HSTM22-04-5 (Hi-Shear Corporation), HSTM22-04-5 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc).
Key specifications for HSTM22-04-5: Chamfer Length: 0.800 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Under Head Length: 7.110 INCHES NOMINAL IN; Pin Chamfer Angle: 37.0 DEGREES NOMINAL. 15 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.