The Pin,cotter, cataloged under National Stock Number 5315-01-219-5855, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Atlas Polar Company Limited Div Atlas Polar Company Ltd. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Pin,cotter |
| FSC / FSG | 5315 — Nails, Machine Keys, and Pins (FSG 53) |
| Manufacturers | Atlas Polar Company Limited Div Atlas Polar Company Ltd (CAGE 36513) |
| Parameter | Value |
|---|---|
| NSN | 5315-01-219-5855 |
| Primary Part Number | 15-961-1 |
| Item Name | Pin,cotter |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Atlas Polar Company Limited Div Atlas Polar Company Ltd |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 15-961-1 PRIMARY | Atlas Polar Company Limited Div Atlas Polar Company Ltd (CAN) |
| Reference | Meaning |
|---|---|
| 15961-1 | 5/9 Secondary reference Atlas Polar Company Limited Div Atlas Polar Company Ltd |
| 10523563 | 7/2 Vendor item drawing reference General Dynamics Land Systems Canadacorp |
NSN 5315-01-219-5855 is a Pin,cotter, manufactured by Atlas Polar Company Limited Div Atlas Polar Company Ltd, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-219-5855 has 1 manufacturer part number on file: 15-961-1 (Atlas Polar Company Limited Div Atlas Polar Company Ltd).
1 possible match (shared part number, not a government interchangeability claim): 1680-01-589-5165. Verify interchangeability with system specifications before substitution.
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.