The Pin,shoulder,headless, cataloged under National Stock Number 5315-00-488-4377, 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 11 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-00-488-4377 |
| Primary Part Number | 655641 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Shank Diameter | 0.158 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN |
| Second Shank Diameter | 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN |
| First End Location | SHORT SHANK END |
| First End Style | SQUARE |
| Shank Length | 0.140 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN |
| Style Designator | SHOULDER |
| Material Document and Classification | AMS5613 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Second End Relationship with First End | IDENTICAL |
| Shoulder Diameter | 0.330 INCHES MINIMUM AND 0.350 INCHES MAXIMUM IN |
| Second Shank Length | 0.625 INCHES NOMINAL IN |
| 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 |
|---|---|
| 655641 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
NSN 5315-00-488-4377 is a Pin,shoulder,headless, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-00-488-4377 has 1 manufacturer part number on file: 655641 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
1 possible match (shared part number, not a government interchangeability claim): 5985-01-302-3707. Verify interchangeability with system specifications before substitution.
Key specifications for 655641: Shank Diameter: 0.158 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN; Second Shank Diameter: 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN; First End Location: SHORT SHANK END; First End Style: SQUARE. 11 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.