The Pin,straight,headed, cataloged under National Stock Number 5315-01-270-5494, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-270-5494 |
| Primary Part Number | 12321951 |
| Item Name | Pin,straight,headed |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Surface Treatment Document and Classification | ASTM B633,TY2 SC3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Hole Arrangement Style | ONE END DRILLED |
| Under Head Length | 3.320 INCHES NOMINAL IN |
| First Hole Diameter | 0.104 INCHES MINIMUM AND 0.119 INCHES MAXIMUM IN |
| Hardness Rating | 20.0 ROCKWELL C MINIMUM OVERALL |
| Style Designator | STRAIGHT |
| Pin Head Diameter | 0.438 INCHES NOMINAL IN |
| Material Document and Classification | ASTM A331 ASSN STD ALL MATERIAL RESPONSES OR ASTM A322 ASSN STD ALL MATERIAL RESPONSES OR SAE ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Diameter | 0.306 INCHES MINIMUM AND 0.311 INCHES MAXIMUM IN |
| Features Provided | CASEHARDENED |
| Head Style | FLAT CHAMFER |
| Height | 0.094 INCHES NOMINAL IN |
| Surface Treatment | ZINC OVERALL |
| Material | STEEL COMP 4620 OR STEEL COMP 8620 OVERALL |
| Distance From Centerline of Hole to End of Pin | 0.130 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 |
| Part Number | Manufacturer |
|---|---|
| 12321951 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 5315012705494 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 5315-01-270-5494 is a Pin,straight,headed, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-270-5494 has 1 manufacturer part number on file: 12321951 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12321951: Surface Treatment Document and Classification: ASTM B633,TY2 SC3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Hole Arrangement Style: ONE END DRILLED; Under Head Length: 3.320 INCHES NOMINAL IN; First Hole Diameter: 0.104 INCHES MINIMUM AND 0.119 INCHES MAXIMUM IN. 15 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.