The Pin,grooved,headed, cataloged under National Stock Number 5315-01-287-5857, 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14 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-287-5857 |
| Item Name | Pin,grooved,headed |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Status | ACTIVE |
| Undercut Width | 0.062 INCHES NOMINAL IN |
| First End Taper Length | 0.062 INCHES NOMINAL IN |
| Undercut Diameter | 1.990 INCHES NOMINAL IN |
| Under Head Length | 7.375 INCHES NOMINAL IN |
| First End Style | CHAMFERED |
| Hardness Rating | 32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM OVERALL |
| Style Designator | GROOVE |
| Pin Head Diameter | 3.000 INCHES NOMINAL IN |
| Material Document and Classification | MIL-S-5626 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Diameter | 1.998 INCHES MINIMUM AND 1.999 INCHES MAXIMUM IN |
| First End Taper Angle | 45.0 DEGREES NOMINAL |
| Head Style | FLAT |
| Height | 0.500 INCHES NOMINAL IN |
| Material | STEEL COMP 4140 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 |
|---|---|
| 1224715574 PIECE 202 | 3/2 Design control — primary reference U.S. Government activity |
| 1224715574 PC 2 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5315-01-287-5857 is a Pin,grooved,headed, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
Key specifications for 5315-01-287-5857: Undercut Width: 0.062 INCHES NOMINAL IN; First End Taper Length: 0.062 INCHES NOMINAL IN; Undercut Diameter: 1.990 INCHES NOMINAL IN; Under Head Length: 7.375 INCHES NOMINAL 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.