The Stud,ball, cataloged under National Stock Number 5307-01-397-5915, 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 8 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 | 5307-01-397-5915 |
| Primary Part Number | 12438884 |
| Item Name | Stud,ball |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Material Document and Classification | QQ-B-637 FED SPEC SINGLE MATERIAL RESPONSE |
| Thread Direction | RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED |
| Nominal Thread Size | 0.250 INCHES LOCATION NOT OTHERWISE SPECIFIED IN |
| Thread Class | 3A LOCATION NOT OTHERWISE SPECIFIED A |
| Thread Quantity Per Inch | 28 LOCATION NOT OTHERWISE SPECIFIED |
| Material | COPPER ALLOY 464 |
| Thread Series Designator | UNF LOCATION NOT OTHERWISE SPECIFIED |
| Head Diameter | 1.000 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 |
|---|---|
| 12438884 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5307-01-397-5915 is a Stud,ball, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-397-5915 has 1 manufacturer part number on file: 12438884 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12438884: Material Document and Classification: QQ-B-637 FED SPEC SINGLE MATERIAL RESPONSE; Thread Direction: RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED; Nominal Thread Size: 0.250 INCHES LOCATION NOT OTHERWISE SPECIFIED IN; Thread Class: 3A LOCATION NOT OTHERWISE SPECIFIED A. 8 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.