The Bolt,square Neck, cataloged under National Stock Number 5306-00-523-3140, 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 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-523-3140 |
| Primary Part Number | 5233140 |
| Item Name | Bolt,square Neck |
| FSC / FSG | 5306 / 53 — No Item Name Available |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Head Height | 0.219 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Thread Class | 2A A |
| Material Document and Classification | QQ-S-633A,C1030 FED SPEC SINGLE MATERIAL RESPONSE OVERALL A |
| Thread Series Designator | UNF |
| Neck Width | 0.558 INCHES MINIMUM AND 0.566 INCHES MAXIMUM IN |
| Surface Treatment | ZINC OVERALL |
| Distance From Centerline to Flat | 0.469 INCHES NOMINAL IN |
| Fastener Length | 1.312 INCHES NOMINAL IN |
| Thread Quantity Per Inch | 20 |
| Minimum Tensile Strength | 90000 POUNDS PER SQUARE INCH LBS |
| Head Diameter | 1.062 INCHES NOMINAL IN |
| Head Style | DEE CHAMFER |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Hardness Rating | 62.8 ROCKWELL B MINIMUM AND 92.8 ROCKWELL B MAXIMUM OVERALL |
| Thread Direction | RIGHT-HAND |
| Thread Length | 1.062 INCHES MINIMUM IN |
| Neck Length | 0.188 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 5233140 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| GPW1029 | Ford Motor Co Ford Parts and Service Div Government Part Sales (USA) |
| 25695 | Kelsey-Hayes Co Wheel Drum and Brake Div (USA) |
| 14326 | Pressed Metals of America Inc (USA) |
| A5470 PRIMARY | Am General Llc (USA) |
| GPW1029 | Ford Motor Company (USA) |
NSN 5306-00-523-3140 is a Bolt,square Neck, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5306 (No Item Name Available). Status: active.
NSN 5306-00-523-3140 has 6 cross-referenced part numbers: 5233140 (U S Army Tank Automotive Command Amsta-Im-Mm), GPW1029 (Ford Motor Co Ford Parts and Service Div Government Part Sales), 25695 (Kelsey-Hayes Co Wheel Drum and Brake Div), 14326 (Pressed Metals of America Inc), A5470 (Am General Llc) and 1 more.
There are 12 known substitutes for 5306-00-523-3140: 6625-00-087-8730, 5310-00-268-6038, 4310-00-657-6783 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 5233140: Head Height: 0.219 INCHES NOMINAL IN; Material: STEEL OVERALL; Thread Class: 2A A; Material Document and Classification: QQ-S-633A,C1030 FED SPEC SINGLE MATERIAL RESPONSE OVERALL A. 18 total characteristics are documented in the Federal Logistics Information System.