The Pin,straight,headless, cataloged under National Stock Number 5315-01-630-9591, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation Div Rotary and Mission Systems. Government technical data includes 10 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-630-9591 |
| Primary Part Number | 323A166-1 |
| Item Name | Pin,straight,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Lockheed Martin Corporation Div Rotary and Mission Systems |
| Status | ACTIVE |
| Second End Taper Angle | 4.0 DEGREES MINIMUM AND 12.0 DEGREES MAXIMUM |
| First End Style | RADIUS |
| Second End Taper Length | 0.063 INCHES NOMINAL IN |
| Pin Overall Diameter | 0.2500 INCHES MINIMUM AND 0.2502 INCHES MAXIMUM IN |
| Pin Overall Length | 0.688 INCHES NOMINAL IN |
| Second End Relationship with First End | NOT IDENTICAL |
| Surface Treatment | PASSIVATE OVERALL |
| Second End Style | CHAMFERED |
| Material | STEEL CORROSION RESISTING OVERALL |
| First End Corner Radius | 0.040 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 323A166-1 PRIMARY | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
NSN 5315-01-630-9591 is a Pin,straight,headless, manufactured by Lockheed Martin Corporation Div Rotary and Mission Systems, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-630-9591 has 1 manufacturer part number on file: 323A166-1 (Lockheed Martin Corporation Div Rotary and Mission Systems).
Key specifications for 323A166-1: Second End Taper Angle: 4.0 DEGREES MINIMUM AND 12.0 DEGREES MAXIMUM; First End Style: RADIUS; Second End Taper Length: 0.063 INCHES NOMINAL IN; Pin Overall Diameter: 0.2500 INCHES MINIMUM AND 0.2502 INCHES MAXIMUM IN. 10 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.