The Bolt,u, cataloged under National Stock Number 5306-00-752-0942, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 14 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-752-0942 |
| Primary Part Number | 7520942 |
| Item Name | Bolt,u |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Inside Distance Between Shanks | 2.302 INCHES MINIMUM AND 2.322 INCHES MAXIMUM IN |
| Thread Length | 2.000 INCHES MINIMUM IN |
| Hardness Rating | 30.0 ROCKWELL C MINIMUM OVERALL |
| Distance From Inside Center of Bend to Bolt End | 11.740 INCHES MINIMUM AND 11.760 INCHES MAXIMUM IN |
| Style Designator | ROUND BEND |
| Material Document and Classification | QQ-S-624,FS 9440 FED SPEC 1ST MATERIAL RESPONSE OR FED STD 66 FED STD 2ND MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.625 INCHES IN |
| Features Provided | CASEHARDENED |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | CADMIUM OR ZINC OVERALL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 18 |
| Material | STEEL OR STEEL COMP 4037 OVERALL |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| 7520942 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5306-00-752-0942 is a Bolt,u, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-752-0942 has 1 manufacturer part number on file: 7520942 (U S Army Tank Automotive Command Amsta-Im-Mm).
1 possible match (shared part number, not a government interchangeability claim): 5306-01-508-9410. Verify interchangeability with system specifications before substitution.
Key specifications for 7520942: Inside Distance Between Shanks: 2.302 INCHES MINIMUM AND 2.322 INCHES MAXIMUM IN; Thread Length: 2.000 INCHES MINIMUM IN; Hardness Rating: 30.0 ROCKWELL C MINIMUM OVERALL; Distance From Inside Center of Bend to Bolt End: 11.740 INCHES MINIMUM AND 11.760 INCHES MAXIMUM IN. 14 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.