The Pin,straight,headless, cataloged under National Stock Number 5315-01-527-4091, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-527-4091 |
| Item Name | Pin,straight,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Status | ACTIVE |
| First End Taper Length | 0.270 INCHES NOMINAL IN |
| First End Style | CHAMFERED |
| Material Document and Classification | ASTM A276 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Pin Overall Diameter | 0.2810 INCHES NOMINAL IN |
| Pin Overall Length | 1.150 INCHES NOMINAL IN |
| Second End Relationship with First End | NOT IDENTICAL |
| Second End Counterbore Diameter | 0.130 INCHES MINIMUM AND 0.139 INCHES MAXIMUM IN |
| First End Tip Radius | 0.030 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN |
| Second End Style | THREADED AND COUNTERBORED |
| Material | STEEL COMP 304 OVERALL |
| Second End Counterbore Depth | 0.500 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 |
|---|---|
| 734303-3 | 3/9 Design control — primary reference Drs Sustainment Systems, Inc. |
| 734303-3 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5315-01-527-4091 is a Pin,straight,headless, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5999-01-580-7776. Verify interchangeability with system specifications before substitution.
Key specifications for 5315-01-527-4091: First End Taper Length: 0.270 INCHES NOMINAL IN; First End Style: CHAMFERED; Material Document and Classification: ASTM A276 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Pin Overall Diameter: 0.2810 INCHES NOMINAL IN. 11 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.