The Stud,plain, cataloged under National Stock Number 5307-01-255-4670, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 16 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 | 5307-01-255-4670 |
| Primary Part Number | 12334646-2 |
| Item Name | Stud,plain |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.500 INCHES MINIMUM AND 0.688 INCHES MAXIMUM STUD THREAD IN |
| Thread Length | 1.375 INCHES MINIMUM AND 1.578 INCHES MAXIMUM NUT THREAD IN |
| Hardness Rating | 38.0 ROCKWELL C MINIMUM AND 44.0 ROCKWELL C MAXIMUM |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.500 INCHES NUT THREAD IN |
| Nominal Thread Size | 0.500 INCHES STUD THREAD IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Thread Class | 3A NUT THREAD A |
| Thread Class | 3A STUD THREAD A |
| Thread Quantity Per Inch | 13 STUD THREAD |
| Thread Quantity Per Inch | 20 NUT THREAD |
| Material | STEEL COMP 1340H OR STEEL COMP 4340H OR STEEL COMP 8640H OR STEEL COMP 4140H |
| Thread Series Designator | UNRC STUD THREAD |
| Thread Series Designator | UNRF NUT THREAD |
| 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 |
|---|---|
| 12334646-2 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5307-01-255-4670 is a Stud,plain, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-255-4670 has 1 manufacturer part number on file: 12334646-2 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12334646-2: Surface Treatment Document and Classification: QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.500 INCHES MINIMUM AND 0.688 INCHES MAXIMUM STUD THREAD IN; Thread Length: 1.375 INCHES MINIMUM AND 1.578 INCHES MAXIMUM NUT THREAD IN; Hardness Rating: 38.0 ROCKWELL C MINIMUM AND 44.0 ROCKWELL C MAXIMUM. 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.