The Pin,grooved,headless, cataloged under National Stock Number 5315-00-007-3221, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-00-007-3221 |
| Item Name | Pin,grooved,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Status | ACTIVE |
| Surface Finish | 16.0 MICROINCHES OUTSIDE DIAMETER |
| Undercut Width | 0.046 INCHES MINIMUM AND 0.049 INCHES MAXIMUM IN |
| First End Taper Length | 0.050 INCHES NOMINAL IN |
| Undercut Diameter | 0.818 INCHES MINIMUM AND 0.824 INCHES MAXIMUM IN |
| First End Location | BOTH ENDS |
| First End Style | CHAMFERED |
| Hardness Rating | 38.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| Style Designator | GROOVE |
| Material Document and Classification | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Diameter | 0.8740 INCHES MINIMUM AND 0.8745 INCHES MAXIMUM IN |
| First End Taper Angle | 45.0 DEGREES NOMINAL |
| Second End Relationship with First End | IDENTICAL |
| Effective Length | 1.420 INCHES MINIMUM AND 1.430 INCHES MAXIMUM IN |
| Material | STEEL COMP 630 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 |
|---|---|
| 25-54994-25 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5315-00-007-3221 is a Pin,grooved,headless, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
Key specifications for 5315-00-007-3221: Surface Finish: 16.0 MICROINCHES OUTSIDE DIAMETER; Undercut Width: 0.046 INCHES MINIMUM AND 0.049 INCHES MAXIMUM IN; First End Taper Length: 0.050 INCHES NOMINAL IN; Undercut Diameter: 0.818 INCHES MINIMUM AND 0.824 INCHES MAXIMUM IN. 14 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.