The Bolt,square Neck, cataloged under National Stock Number 5306-00-067-8511, 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 | 5306-00-067-8511 |
| Primary Part Number | MS35751-83 |
| 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 |
| Fastener Length | 4.469 INCHES MINIMUM AND 5.031 INCHES MAXIMUM IN |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 16 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
| Hardness Rating | 95.0 ROCKWELL B MAXIMUM OVERALL |
| Material | STEEL OVERALL |
| Minimum Tensile Strength | 55000 POUNDS PER SQUARE INCH LBS |
| Neck Length | 0.188 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN |
| Head Style | BUTTON |
| Thread Direction | RIGHT-HAND |
| Head Diameter | 0.782 INCHES MINIMUM AND 0.844 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Head Height | 0.188 INCHES MINIMUM AND 0.208 INCHES MAXIMUM IN |
| Thread Length | 1.000 INCHES MINIMUM IN |
| Material Document and Classification | SAE GR 1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Neck Width | 0.368 INCHES MINIMUM AND 0.388 INCHES MAXIMUM 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) |
| MS35751-83 PRIMARY | National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA) |
| MS35751-83 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
NSN 5306-00-067-8511 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 5306-00-067-8511 has 3 cross-referenced part numbers: FFB584 (Federal Specifications Promulgated by General Services Administration Washington DC), MS35751-83 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), MS35751-83 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M).
There are 12 known substitutes for 5306-00-067-8511: 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 MS35751-83: Fastener Length: 4.469 INCHES MINIMUM AND 5.031 INCHES MAXIMUM IN; Thread Class: 2A A; Thread Quantity Per Inch: 16; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC). 18 total characteristics are documented in the Federal Logistics Information System.
NSN 5306-00-067-8511 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.