The Pin,grooved,headless, cataloged under National Stock Number 5315-01-128-5024, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 5315-01-128-5024 |
| Item Name | Pin,grooved,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Status | ACTIVE |
| Undercut Width | 0.069 INCHES MINIMUM AND 0.074 INCHES MAXIMUM IN |
| First End Taper Length | 0.031 INCHES NOMINAL IN |
| Undercut Diameter | 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| First End Location | THREADED END |
| Hole Arrangement Style | DRILLED THRU CENTER |
| First End Style | CHAMFERED |
| First Hole Diameter | 0.0575 INCHES MINIMUM AND 0.0605 INCHES MAXIMUM IN |
| Style Designator | GROOVE |
| Material Document and Classification | QQ-S-634,COMP 8640 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Diameter | 0.4985 INCHES MINIMUM AND 0.4990 INCHES MAXIMUM IN |
| First End Taper Angle | 45.0 DEGREES NOMINAL |
| Second End Relationship with First End | IDENTICAL |
| Effective Length | 1.094 INCHES MINIMUM AND 1.104 INCHES MAXIMUM IN |
| Second Undercut Width | 0.069 INCHES MINIMUM AND 0.074 INCHES MAXIMUM IN |
| Material | STEEL COMP 8640 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 2595041 | 3/9 Design control — primary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 5315-01-128-5024 is a Pin,grooved,headless, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 1560-01-151-3117. Verify interchangeability with system specifications before substitution.
Key specifications for 5315-01-128-5024: Undercut Width: 0.069 INCHES MINIMUM AND 0.074 INCHES MAXIMUM IN; First End Taper Length: 0.031 INCHES NOMINAL IN; Undercut Diameter: 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN; First End Location: THREADED END. 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.