The Pin,straight,headless, cataloged under National Stock Number 5315-00-221-5928, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5315-00-221-5928 |
| Item Name | Pin,straight,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Status | ACTIVE |
| Surface Finish | 16.0 MICROINCHES OUTSIDE DIAMETER |
| First End Taper Length | 0.1155 INCHES MINIMUM AND 0.1665 INCHES MAXIMUM IN |
| First End Style | CHAMFERED |
| Hardness Rating | 58.0 ROCKWELL C MINIMUM AND 64.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| First End Taper Angle | 4.0 DEGREES MINIMUM AND 12.0 DEGREES MAXIMUM |
| Pin Overall Diameter | 0.2509 INCHES MINIMUM AND 0.2511 INCHES MAXIMUM IN |
| Pin Overall Length | 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN |
| Second End Relationship with First End | NOT IDENTICAL |
| Features Provided | CASEHARDENED |
| Second End Style | RADIUS |
| Material | STEEL OVERALL |
| Second End Corner Radius | 0.031 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN |
| 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 |
|---|---|
| PT7-0812-2 | 3/9 Design control — primary reference Danly Machine Corp |
NSN 5315-00-221-5928 is a Pin,straight,headless, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
Key specifications for 5315-00-221-5928: Surface Finish: 16.0 MICROINCHES OUTSIDE DIAMETER; First End Taper Length: 0.1155 INCHES MINIMUM AND 0.1665 INCHES MAXIMUM IN; First End Style: CHAMFERED; Hardness Rating: 58.0 ROCKWELL C MINIMUM AND 64.0 ROCKWELL C MAXIMUM OVERALL. 13 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.