The Pin,grooved,headless, cataloged under National Stock Number 5315-01-253-6325, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Bae Systems Land & Armaments L.p.. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-253-6325 |
| Primary Part Number | 1534643 |
| Item Name | Pin,grooved,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Bae Systems Land & Armaments L.p. |
| Status | ACTIVE |
| Undercut Width | 0.056 INCHES MINIMUM AND 0.059 INCHES MAXIMUM IN |
| First End Taper Length | 0.031 INCHES NOMINAL IN |
| Undercut Diameter | 0.580 INCHES MINIMUM AND 0.583 INCHES MAXIMUM IN |
| First End Location | BOTH ENDS |
| Surface Treatment Document and Classification | MIL-L-25504 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| First End Style | CHAMFERED |
| Hardness Rating | 36.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL |
| Style Designator | GROOVE |
| Diameter | 0.7477 INCHES MINIMUM AND 0.7480 INCHES MAXIMUM IN |
| First End Taper Angle | 45.0 DEGREES NOMINAL |
| Second End Relationship with First End | IDENTICAL |
| Effective Length | 6.281 INCHES NOMINAL IN |
| Second Undercut Width | 0.056 INCHES MINIMUM AND 0.059 INCHES MAXIMUM IN |
| Surface Treatment | LUBRICANT OVERALL |
| Material | STEEL CORROSION RESISTING 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 |
|---|---|
| 1534643 PRIMARY | Bae Systems Land & Armaments L.p. (USA) |
| Reference | Meaning |
|---|---|
| 1534643 | 5/9 Secondary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 5315-01-253-6325 is a Pin,grooved,headless, manufactured by Bae Systems Land & Armaments L.p., classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-253-6325 has 1 manufacturer part number on file: 1534643 (Bae Systems Land & Armaments L.p.).
Key specifications for 1534643: Undercut Width: 0.056 INCHES MINIMUM AND 0.059 INCHES MAXIMUM IN; First End Taper Length: 0.031 INCHES NOMINAL IN; Undercut Diameter: 0.580 INCHES MINIMUM AND 0.583 INCHES MAXIMUM IN; First End Location: BOTH ENDS. 15 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.