The Pin,straight,headless, cataloged under National Stock Number 5315-01-181-1687, 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16 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5315-01-181-1687 |
| Item Name | Pin,straight,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Status | ACTIVE |
| First End Taper Length | 0.060 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416 TY 2 CL 1 FED SPEC 1ST TREATMENT RESPONSE OR ASTM B633 TY 2 CL FE/ZN 13 ASSN STD 2ND TREATMENT RESPONSE OVERALL |
| Hole Arrangement Style | BOTH END DRILLED |
| First End Style | CHAMFERED |
| First Hole Diameter | 0.125 INCHES MINIMUM AND 0.129 INCHES MAXIMUM IN |
| Hardness Rating | 89.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 91.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM OVERALL |
| First End Taper Angle | 45.0 DEGREES NOMINAL |
| Pin Overall Diameter | 0.5000 INCHES NOMINAL IN |
| Pin Overall Length | 3.380 INCHES NOMINAL IN |
| Second End Relationship with First End | IDENTICAL |
| Second Hole Diameter | 0.125 INCHES MINIMUM AND 0.129 INCHES MAXIMUM IN |
| Features Provided | CASEHARDENED |
| Center to Center Distance Between Holes | 2.162 INCHES MINIMUM AND 2.182 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE OR ZINC OVERALL |
| Material | STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1021 OR STEEL COMP 1022 OR STEEL COMP 1023 OR STEEL COMP 1025 OVERALL |
| Distance From Centerline of Hole to End of Pin | 0.270 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 |
|---|---|
| 13214E2072 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5315-01-181-1687 is a Pin,straight,headless, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
Key specifications for 5315-01-181-1687: First End Taper Length: 0.060 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-416 TY 2 CL 1 FED SPEC 1ST TREATMENT RESPONSE OR ASTM B633 TY 2 CL FE/ZN 13 ASSN STD 2ND TREATMENT RESPONSE OVERALL; Hole Arrangement Style: BOTH END DRILLED; First End Style: CHAMFERED. 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.