The Bolt,machine, cataloged under National Stock Number 5306-00-558-8223, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-558-8223 |
| Primary Part Number | 181610 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — No Item Name Available |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Hardness Rating | 23.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM OVERALL |
| Thread Series Designator | UNF |
| Thread Quantity Per Inch | 24 |
| Width Between Flats | 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Grip Length | 0.375 INCHES NOMINAL IN |
| Features Provided | FINISHED HEAD |
| Head Height | 0.195 INCHES MINIMUM AND 0.211 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Minimum Tensile Strength | 120000 POUNDS PER SQUARE INCH LBS |
| Fastener Length | 1.250 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Thread Class | 2A A |
| Thread Length | 0.875 INCHES MINIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE OR ZINC AND CHROMATE OVERALL |
| Head Style | HEXAGON |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 181610 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| MS35298-36 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 215411 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5306-00-558-8223 is a Bolt,machine, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5306 (No Item Name Available). Status: active.
NSN 5306-00-558-8223 has 3 cross-referenced part numbers: 181610 (U S Army Tank Automotive Command Amsta-Im-Mm), MS35298-36 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 215411 (U S Army Tank Automotive Command Amsta-Im-Mm).
There are 4 known substitutes for 5306-00-558-8223: 5306-00-018-1610, 2995-00-031-7450, 5315-00-431-4442 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 181610: Hardness Rating: 23.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM OVERALL; Thread Series Designator: UNF; Thread Quantity Per Inch: 24; Width Between Flats: 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN. 15 total characteristics are documented in the Federal Logistics Information System.