The Pin,grooved,headed, cataloged under National Stock Number 5315-01-190-5903, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5315-01-190-5903 |
| Item Name | Pin,grooved,headed |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES HEAD BEARING SURFACE |
| Surface Finish | 32.0 MICROINCHES OUTSIDE DIAMETER |
| Undercut Width | 0.100 INCHES NOMINAL IN |
| Undercut Diameter | 0.600 INCHES NOMINAL IN |
| Hole Arrangement Style | ONE END DRILLED |
| Under Head Length | 2.590 INCHES NOMINAL IN |
| First End Style | SQUARE W/THRU HOLE |
| First Hole Diameter | 0.196 INCHES MINIMUM AND 0.199 INCHES MAXIMUM IN |
| Style Designator | GROOVE |
| Pin Head Diameter | 1.000 INCHES NOMINAL IN |
| Material Document and Classification | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Diameter | 0.6234 INCHES MINIMUM AND 0.6240 INCHES MAXIMUM IN |
| Head Style | FLAT |
| Height | 0.130 INCHES NOMINAL IN |
| Material | STEEL COMP 4130 OVERALL |
| Distance From Centerline of Hole to End of Pin | 0.560 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 |
|---|---|
| 6-73879 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5315-01-190-5903 is a Pin,grooved,headed, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
Key specifications for 5315-01-190-5903: Surface Finish: 32.0 MICROINCHES HEAD BEARING SURFACE; Surface Finish: 32.0 MICROINCHES OUTSIDE DIAMETER; Undercut Width: 0.100 INCHES NOMINAL IN; Undercut Diameter: 0.600 INCHES NOMINAL IN. 16 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.