The Pin,grooved,headless, cataloged under National Stock Number 5315-01-112-8764, 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 9 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5315-01-112-8764 |
| Primary Part Number | GP1-187X3750-5PASSIVATED |
| Item Name | Pin,grooved,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Groov-Pin Corp |
| Status | ACTIVE |
| First End Location | BOTH ENDS |
| First End Style | OVAL |
| Style Designator | FULL LENGTH GROOVE |
| Pin Large End Diameter | 0.193 INCHES MINIMUM AND 0.197 INCHES MAXIMUM IN |
| Second End Relationship with First End | IDENTICAL |
| Pin Small End Diameter | 0.185 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 303 OVERALL |
| First End Outer Radius | 0.223 INCHES NOMINAL 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 |
|---|---|
| GP1-187X3750-5PASSIVATED PRIMARY | Groov-Pin Corp (USA) |
| Reference | Meaning |
|---|---|
| 570561-1 | 5/9 Secondary reference Raytheon Company Div Corp |
| TYA187DIAX375LG303CRESPASSIVATE | 3/2 Design control — primary reference U.S. Government activity |
| 570561-1 | 7/2 Vendor item drawing reference Raytheon Company Dba Raytheon Co |
NSN 5315-01-112-8764 is a Pin,grooved,headless, manufactured by Groov-Pin Corp, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-112-8764 has 1 manufacturer part number on file: GP1-187X3750-5PASSIVATED (Groov-Pin Corp).
1 possible match (shared part number, not a government interchangeability claim): 2540-01-314-0142. Verify interchangeability with system specifications before substitution.
Key specifications for GP1-187X3750-5PASSIVATED: First End Location: BOTH ENDS; First End Style: OVAL; Style Designator: FULL LENGTH GROOVE; Pin Large End Diameter: 0.193 INCHES MINIMUM AND 0.197 INCHES MAXIMUM IN. 9 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.