The Bolt,square Neck, cataloged under National Stock Number 5306-00-089-1531, 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 18 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 | 5306-00-089-1531 |
| Primary Part Number | MS35751-140 |
| 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 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Thread Direction | RIGHT-HAND |
| Head Diameter | 1.032 INCHES MINIMUM AND 1.094 INCHES MAXIMUM IN |
| Hardness Rating | 95.0 ROCKWELL B MAXIMUM OVERALL |
| Fastener Length | 6.406 INCHES MINIMUM AND 6.594 INCHES MAXIMUM IN |
| Neck Width | 0.492 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OR ZINC OVERALL |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 2,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL |
| Material Document and Classification | SAE GR 1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Head Height | 0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN |
| Thread Class | 2A A |
| Minimum Tensile Strength | 55000 POUNDS PER SQUARE INCH LBS |
| Thread Quantity Per Inch | 13 |
| Material | STEEL OVERALL |
| Neck Length | 0.250 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN |
| Head Style | BUTTON |
| Thread Length | 1.500 INCHES MINIMUM IN |
| Acquisition Status | CANCELLED |
| Successor | 5306-00-006-2269 (MS35751-53) |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| FFB584 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| MS35751-140 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| MS35751-140 PRIMARY | National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA) |
NSN 5306-00-089-1531 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 5306-00-089-1531 has 3 cross-referenced part numbers: FFB584 (Federal Specifications Promulgated by General Services Administration Washington DC), MS35751-140 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MS35751-140 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use).
There are 12 known substitutes for 5306-00-089-1531: 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 MS35751-140: Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Thread Direction: RIGHT-HAND; Head Diameter: 1.032 INCHES MINIMUM AND 1.094 INCHES MAXIMUM IN; Hardness Rating: 95.0 ROCKWELL B MAXIMUM OVERALL. 18 total characteristics are documented in the Federal Logistics Information System.
NSN 5306-00-089-1531 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.