The Pin,grooved,headless, cataloged under National Stock Number 5315-00-415-1256, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Groov-Pin Corp. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-00-415-1256 |
| Primary Part Number | GP1-031X187-50 |
| Item Name | Pin,grooved,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Groov-Pin Corp |
| Status | ACTIVE |
| Style Designator | FULL LENGTH GROOVE |
| Pin Large End Diameter | 0.031 INCHES MINIMUM AND 0.033 INCHES MAXIMUM IN |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Pin Small End Diameter | 0.030 INCHES MINIMUM AND 0.031 INCHES MAXIMUM IN |
| Material | STEEL COMP 303 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 |
|---|---|
| GP1-031X187-50 PRIMARY | Groov-Pin Corp (USA) |
| 900021-2 | General Dynamics Land Systems - Canadacorporation Div General Dynamics Mission Systems (CAN) |
NSN 5315-00-415-1256 is a Pin,grooved,headless, manufactured by Groov-Pin Corp, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-00-415-1256 has 2 manufacturer part numbers on file: GP1-031X187-50 (Groov-Pin Corp), 900021-2 (General Dynamics Land Systems - Canadacorporation Div General Dynamics Mission Systems).
3 possible matches (shared part number, not a government interchangeability claim): 5330-00-540-5296, 3110-01-302-9868, 5985-01-713-6884. Verify interchangeability with system specifications before substitution.
Key specifications for GP1-031X187-50: Style Designator: FULL LENGTH GROOVE; Pin Large End Diameter: 0.031 INCHES MINIMUM AND 0.033 INCHES MAXIMUM IN; Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL; Overall Length: 0.177 INCHES MINIMUM AND 0.197 INCHES MAXIMUM IN. 5 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.