The Bolt,machine, cataloged under National Stock Number 5306-00-737-3178, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Am General Llc. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-737-3178 |
| Primary Part Number | A903 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — No Item Name Available |
| Manufacturer | Am General Llc |
| Status | ACTIVE |
| Thread Length | 0.563 INCHES MINIMUM IN |
| Head Style | HEXAGON |
| Thread Series Designator | UNF |
| Grip Length | 0.250 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Thread Class | 3A A |
| Hardness Rating | 21.0 ROCKWELL C MINIMUM AND 27.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | 95019 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Height | 0.281 INCHES NOMINAL IN |
| Features Provided | CASEHARDENED AND UNFINISHED HEAD |
| Material | STEEL COMP 1035 OR STEEL COMP 1040 OVERALL |
| Thread Direction | RIGHT-HAND |
| Thread Quantity Per Inch | 24 |
| Fastener Length | 0.813 INCHES NOMINAL IN |
| Width Between Flats | 0.563 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| A903 PRIMARY | Am General Llc (USA) |
| 7373178 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 355578S | Ford Motor Co Ford Parts and Service Div Government Part Sales (USA) |
| 6-73-513 PRIMARY | Dana Commercial Vehicle Manufacturing, Llc Dba Dana Commercial Vehicle Products (USA) |
| 355578S | Ford Motor Company (USA) |
NSN 5306-00-737-3178 is a Bolt,machine, manufactured by Am General Llc, classified under FSC 5306 (No Item Name Available). Status: active.
NSN 5306-00-737-3178 has 5 cross-referenced part numbers: A903 (Am General Llc), 7373178 (U S Army Tank Automotive Command Amsta-Im-Mm), 355578S (Ford Motor Co Ford Parts and Service Div Government Part Sales), 6-73-513 (Dana Commercial Vehicle Manufacturing, Llc Dba Dana Commercial Vehicle Products), 355578S (Ford Motor Company).
There is 1 known substitute for 5306-00-737-3178: 2805-00-358-3753. Verify interchangeability with system specifications before substitution.
Key specifications for A903: Thread Length: 0.563 INCHES MINIMUM IN; Head Style: HEXAGON; Thread Series Designator: UNF; Grip Length: 0.250 INCHES NOMINAL IN. 15 total characteristics are documented in the Federal Logistics Information System.