The Stud,ball, cataloged under National Stock Number 5307-01-449-3769, 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 6 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 | 5307-01-449-3769 |
| Primary Part Number | 12339609 |
| 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 | A576 FED SPEC 1ST MATERIAL RESPONSE |
| Nominal Thread Size | 0.312 INCHES LOCATION NOT OTHERWISE SPECIFIED IN |
| Thread Class | 2A LOCATION NOT OTHERWISE SPECIFIED A |
| Thread Quantity Per Inch | 18 LOCATION NOT OTHERWISE SPECIFIED |
| Material | STEEL COMP 1117 OR STEEL COMP 1215 OR STEEL COMP 12L14 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED |
| 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 |
|---|---|
| 12339609 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5307-01-449-3769 is a Stud,ball, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-449-3769 has 1 manufacturer part number on file: 12339609 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12339609: Material Document and Classification: A576 FED SPEC 1ST MATERIAL RESPONSE; Overall Length: 1.380 INCHES NOMINAL IN; Nominal Thread Size: 0.312 INCHES LOCATION NOT OTHERWISE SPECIFIED IN; Thread Class: 2A LOCATION NOT OTHERWISE SPECIFIED A. 6 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.