The Pin,tapered,threaded, cataloged under National Stock Number 5315-00-802-1257, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. Government technical data includes 21 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5315-00-802-1257 |
| Item Name | Pin,tapered,threaded |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Status | ACTIVE |
| First End Taper Length | 0.040 INCHES NOMINAL IN |
| First End Location | THREADED END |
| Thread Length | 0.475 INCHES NOMINAL IN |
| First End Style | CHAMFERED |
| Taper Minor Diameter | 0.704 INCHES NOMINAL IN |
| Hardness Rating | 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| Style Designator | THREADED AT SMALL END |
| Material Document and Classification | 585 FSCM 80378 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| First End Taper Angle | 45.0 DEGREES NOMINAL |
| Taper Major Diameter | 0.875 INCHES NOMINAL IN |
| Second End Relationship with First End | NOT IDENTICAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.500 INCHES IN |
| Grip Length | 0.800 INCHES NOMINAL IN |
| Second End Outer Radius | 0.750 INCHES NOMINAL IN |
| Taper Length | 1.475 INCHES NOMINAL IN |
| Second End Style | OVAL |
| Taper | 0.979 PER FOOT IN INCHES |
| Thread Class | 3A A |
| Material | STEEL OVERALL |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| CV15-160513-8 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5315-00-802-1257 is a Pin,tapered,threaded, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
Key specifications for 5315-00-802-1257: First End Taper Length: 0.040 INCHES NOMINAL IN; First End Location: THREADED END; Thread Length: 0.475 INCHES NOMINAL IN; First End Style: CHAMFERED. 21 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.