The Pin,straight,headless, cataloged under National Stock Number 5315-01-321-2015, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-321-2015 |
| Primary Part Number | PWA57766-4 |
| Item Name | Pin,straight,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Surface Finish | 90.0 MICROINCHES OUTSIDE DIAMETER |
| First End Taper Length | 0.050 INCHES NOMINAL IN |
| Second End Taper Angle | 30.0 DEGREES NOMINAL |
| First End Style | CHAMFERED |
| Hardness Rating | 45.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM OVERALL |
| First End Taper Angle | 45.0 DEGREES NOMINAL |
| Pin Overall Diameter | 0.2501 INCHES MINIMUM AND 0.2503 INCHES MAXIMUM IN |
| Pin Overall Length | 1.600 INCHES NOMINAL IN |
| Second End Relationship with First End | NOT IDENTICAL |
| Second End Tip Radius | 0.090 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN |
| Second End Style | CHAMFERED |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| PWA57766-4 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| PWA57659-11 | 5/9 Secondary reference Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
NSN 5315-01-321-2015 is a Pin,straight,headless, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-321-2015 has 1 manufacturer part number on file: PWA57766-4 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for PWA57766-4: Surface Finish: 90.0 MICROINCHES OUTSIDE DIAMETER; First End Taper Length: 0.050 INCHES NOMINAL IN; Second End Taper Angle: 30.0 DEGREES NOMINAL; First End Style: CHAMFERED. 12 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.