The Stud,plain, cataloged under National Stock Number 5307-01-631-3620, 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 12 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 | 5307-01-631-3620 |
| Primary Part Number | 7520616 |
| Item Name | Stud,plain |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Thread Length | 0.625 INCHES NOMINAL NUT THREAD A IN |
| Thread Length | 0.625 INCHES NOMINAL NUT THREAD B IN |
| Thread Direction | RIGHT-HAND NUT THREAD A |
| Thread Direction | RIGHT-HAND NUT THREAD B |
| Nominal Thread Size | 0.375 INCHES NUT THREAD A IN |
| Nominal Thread Size | 0.375 INCHES NUT THREAD B IN |
| Thread Class | 2A NUT THREAD B A |
| Thread Quantity Per Inch | 16 NUT THREAD A |
| Thread Quantity Per Inch | 24 NUT THREAD B |
| Material | STEEL COMP 8740 OR STEEL COMP 8640 OR STEEL COMP 8642 OR STEEL COMP 4140 |
| Thread Series Designator | UNF NUT THREAD B |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) NUT THREAD A |
| 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 |
|---|---|
| 7520616 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5307-01-631-3620 is a Stud,plain, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-631-3620 has 1 manufacturer part number on file: 7520616 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 7520616: Thread Length: 0.625 INCHES NOMINAL NUT THREAD A IN; Thread Length: 0.625 INCHES NOMINAL NUT THREAD B IN; Overall Length: 1.531 INCHES MINIMUM AND 1.593 INCHES MAXIMUM IN; Thread Direction: RIGHT-HAND NUT THREAD A. 12 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.