The Pin,shoulder,headless, cataloged under National Stock Number 5315-01-305-7678, 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 24 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-305-7678 |
| Primary Part Number | 12344946 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Shank Diameter | 0.740 INCHES MINIMUM AND 0.742 INCHES MAXIMUM IN |
| Second Shank Diameter | 0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN |
| First End Taper Length | 0.060 INCHES NOMINAL IN |
| First End Location | SHORT SHANK END |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Second End Taper Angle | 45.0 DEGREES NOMINAL |
| Hole Arrangement Style | BOTH END DRILLED |
| First End Style | CHAMFERED |
| First Hole Diameter | 0.165 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN |
| Hardness Rating | 30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL |
| Shank Length | 4.640 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Material Document and Classification | ASTM A322 ASSN STD ALL MATERIAL RESPONSES OR ASTM A331 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Second End Taper Length | 0.190 INCHES NOMINAL IN |
| First End Taper Angle | 45.0 DEGREES NOMINAL |
| Second End Relationship with First End | NOT IDENTICAL |
| Second Hole Diameter | 0.165 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN |
| Shoulder Diameter | 1.500 INCHES NOMINAL IN |
| Second Shank Length | 1.640 INCHES NOMINAL IN |
| Center to Center Distance Between Holes | 6.130 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Second End Style | CHAMFERED |
| Material | STEEL COMP 4130 OR STEEL COMP 4140 OVERALL |
| Distance From Centerline of Hole to End of Pin | 0.200 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 |
|---|---|
| 12344946 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5315-01-305-7678 is a Pin,shoulder,headless, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-305-7678 has 1 manufacturer part number on file: 12344946 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12344946: Shank Diameter: 0.740 INCHES MINIMUM AND 0.742 INCHES MAXIMUM IN; Second Shank Diameter: 0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN; First End Taper Length: 0.060 INCHES NOMINAL IN; First End Location: SHORT SHANK END. 24 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.