The Pin,cotter, cataloged under National Stock Number 5315-01-640-7873, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 6 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-640-7873 |
| Primary Part Number | 167-8341821 ITEM 7 |
| Item Name | Pin,cotter |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Style Designator | STANDARD |
| Material Document and Classification | ASME-B18.8.1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Diameter | 0.125 INCHES NOMINAL IN |
| Underloop Length | 1.500 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING OVERALL |
| Point Type | EXTENDED PRONG MITRE END |
| 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 |
|---|---|
| 167-8341821 ITEM 7 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| NASM24665-374 | 3/2 Design control — primary reference U.S. Government activity |
| NASM24665 | 3/1 Design control — primary reference U.S. Government activity |
| 167-8341821 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 5315-01-640-7873 is a Pin,cotter, manufactured by Naval Sea Systems Command, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-640-7873 has 1 manufacturer part number on file: 167-8341821 ITEM 7 (Naval Sea Systems Command).
Key specifications for 167-8341821 ITEM 7: Style Designator: STANDARD; Material Document and Classification: ASME-B18.8.1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Diameter: 0.125 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: PIN, COTTER (SPLIT). 6 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.