The Bolt,ribbed Shoulder, cataloged under National Stock Number 5306-00-044-5054, 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 23 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 | 5306-00-044-5054 |
| Primary Part Number | 10945234 |
| Item Name | Bolt,ribbed Shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Head Height | 0.280 INCHES NOMINAL IN |
| Rib Included Angle | 80.0 DEGREES NOMINAL |
| Fastener Length | 1.750 INCHES NOMINAL IN |
| Shoulder Length | 0.810 INCHES NOMINAL FIRST SHOULDER IN |
| Surface Treatment Document and Classification | QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Distance From Largest Diameter of Bearing Surface of Head to Ribs | 0.060 INCHES NOMINAL IN |
| Shoulder Diameter | 0.458 INCHES NOMINAL FIRST SHOULDER IN |
| Thread Length | 0.750 INCHES MAXIMUM IN |
| Shoulder Shape | RIBBED FIRST SHOULDER |
| Material Document and Classification | SAE GR 8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Rib Length | 0.630 INCHES NOMINAL IN |
| Rib Minor Diameter | 0.458 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.437 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Rib Major Diameter | 0.487 INCHES MINIMUM AND 0.497 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNF |
| Rib Quantity | 36 |
| Head Diameter | 0.760 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 |
|---|---|
| 10945234 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5306-00-044-5054 is a Bolt,ribbed Shoulder, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-044-5054 has 1 manufacturer part number on file: 10945234 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 10945234: Head Height: 0.280 INCHES NOMINAL IN; Rib Included Angle: 80.0 DEGREES NOMINAL; Fastener Length: 1.750 INCHES NOMINAL IN; Shoulder Length: 0.810 INCHES NOMINAL FIRST SHOULDER IN. 23 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.