The Pin,grooved,headed, cataloged under National Stock Number 5315-01-121-0497, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. Government technical data includes 20 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5315-01-121-0497 |
| Item Name | Pin,grooved,headed |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Status | ACTIVE |
| Undercut Width | 0.056 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN |
| First End Taper Length | 0.078 INCHES NOMINAL IN |
| Undercut Diameter | 0.465 INCHES MINIMUM AND 0.470 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416,TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Hole Arrangement Style | ONE END DRILLED |
| Under Head Length | 2.719 INCHES NOMINAL IN |
| First End Style | CHAMFERED |
| First Hole Diameter | 0.106 INCHES MINIMUM AND 0.116 INCHES MAXIMUM IN |
| Hardness Rating | 26.5 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| Style Designator | GROOVE |
| Pin Head Diameter | 0.625 INCHES NOMINAL IN |
| Material Document and Classification | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| Diameter | 0.495 INCHES MINIMUM AND 0.497 INCHES MAXIMUM IN |
| First End Taper Angle | 15.0 DEGREES NOMINAL |
| Effective Length | 2.560 INCHES NOMINAL IN |
| Head Style | PAN NO. 2 (R1 NOT REQUIRED IN ITEM DESCRIPTION) |
| Height | 0.093 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Material | STEEL COMP 3140 OR STEEL COMP 4037 OR STEEL COMP 4130 OR STEEL COMP 8630 OVERALL |
| Distance From Centerline of Hole to End of Pin | 0.135 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 |
| Reference | Meaning |
|---|---|
| 38850-00008-103 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5315-01-121-0497 is a Pin,grooved,headed, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
Key specifications for 5315-01-121-0497: Undercut Width: 0.056 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN; First End Taper Length: 0.078 INCHES NOMINAL IN; Undercut Diameter: 0.465 INCHES MINIMUM AND 0.470 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416,TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 20 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.