The Pin,cotter, cataloged under National Stock Number 5315-01-490-5571, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Insinger Machine Co. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | Pin,cotter |
| FSC / FSG | 5315 — Nails, Machine Keys, and Pins (FSG 53) |
| Manufacturers | Insinger Machine Co (CAGE 30793) |
| Parameter | Value |
|---|---|
| NSN | 5315-01-490-5571 |
| Primary Part Number | D311-1 |
| Item Name | Pin,cotter |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Insinger Machine Co |
| 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 |
|---|---|
| 975-135 ITEM 15 | Insinger Machine Co (USA) |
| D311-1 PRIMARY | Insinger Machine Co (USA) |
NSN 5315-01-490-5571 is a Pin,cotter, manufactured by Insinger Machine Co, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-490-5571 has 2 manufacturer part numbers on file: 975-135 ITEM 15 (Insinger Machine Co), D311-1 (Insinger Machine Co).
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.