The Bolt,square Neck, cataloged under National Stock Number 5306-00-053-8381, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5306-00-053-8381 |
| Primary Part Number | MS35751-40 |
| Item Name | Bolt,square Neck |
| FSC / FSG | 5306 / 53 — No Item Name Available |
| Manufacturer | National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use |
| Status | CANCELLED |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | BUTTON |
| Fastener Length | 0.750 INCHES NOMINAL IN |
| Neck Width | 0.307 INCHES MINIMUM AND 0.324 INCHES MAXIMUM IN |
| Neck Length | 0.156 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN |
| Head Diameter | 0.688 INCHES MINIMUM AND 0.719 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE OR ZINC AND CHROMATE OVERALL |
| Head Height | 0.156 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN |
| Minimum Tensile Strength | 55000 POUNDS PER SQUARE INCH LBS |
| Material | STEEL OVERALL |
| Acquisition Status | CANCELLED |
| Successor | 5306-00-006-2269 (MS35751-53) |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MS35751-40 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| FFB584 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| MS35751-40 PRIMARY | National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA) |
NSN 5306-00-053-8381 is a Bolt,square Neck, manufactured by National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use, classified under FSC 5306 (No Item Name Available). Status: cancelled.
NSN 5306-00-053-8381 has 3 cross-referenced part numbers: MS35751-40 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), FFB584 (Federal Specifications Promulgated by General Services Administration Washington DC), MS35751-40 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use).
There are 12 known substitutes for 5306-00-053-8381: 5306-00-006-2269, 5306-00-011-9430, 5306-00-012-0231 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for MS35751-40: Nominal Thread Diameter: 0.312 INCHES IN; Head Style: BUTTON; Fastener Length: 0.750 INCHES NOMINAL IN; Neck Width: 0.307 INCHES MINIMUM AND 0.324 INCHES MAXIMUM IN. 10 total characteristics are documented in the Federal Logistics Information System.
NSN 5306-00-053-8381 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.