The Bolt,machine, cataloged under National Stock Number 5306-00-722-6131, 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 4 commercial cross-references from 4 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 | 5306-00-722-6131 |
| Primary Part Number | MILB6812 |
| Item Name | Bolt,machine |
| 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 | ACTIVE |
| Thread Class | 3A A |
| Material | STEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 4130 OR STEEL COMP 4037 OVERALL |
| Thread Series Designator | UNF |
| Material Document and Classification | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6050 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OR MIL-S-6758 MIL SPEC 5TH MATERIAL RESPONSE OR AMS 6300 ASSN STD 6TH MATERIAL RESPONSE OVERALL |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Thread Length | 0.625 INCHES MINIMUM AND 0.703 INCHES MAXIMUM IN |
| Features Provided | FINISHED HEAD |
| Thread Quantity Per Inch | 20 |
| Width Between Flats | 0.615 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN |
| Head Style | HEXAGON |
| Minimum Tensile Strength | 125000 POUNDS PER SQUARE INCH LBS |
| Grip Length | 4.422 INCHES MINIMUM AND 4.453 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416 TY 2 CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| Fastener Length | 5.078 INCHES MINIMUM AND 5.125 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Diameter | 0.438 INCHES IN |
| Hardness Rating | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| Head Height | 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| Successor | 5306-00-063-3268 |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MILB6812 | National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA) |
| AN7-50A | Aeronautical Standards Group Dept of Navy and Air Force (USA) |
| AN7-50 | Zf Industrieantriebe Witten Gmbh (DEU) |
| MILB6812 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
NSN 5306-00-722-6131 is a Bolt,machine, 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: active.
NSN 5306-00-722-6131 has 4 cross-referenced part numbers: MILB6812 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), AN7-50A (Aeronautical Standards Group Dept of Navy and Air Force), AN7-50 (Zf Industrieantriebe Witten Gmbh), MILB6812 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).
There are 12 known substitutes for 5306-00-722-6131: 5306-00-063-3268, 5306-00-144-3646, 5306-00-144-4058 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for MILB6812: Thread Class: 3A A; Material: STEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 4130 OR STEEL COMP 4037 OVERALL; Thread Series Designator: UNF; Material Document and Classification: MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6050 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OR MIL-S-6758 MIL SPEC 5TH MATERIAL RESPONSE OR AMS 6300 ASSN STD 6TH MATERIAL RESPONSE OVERALL. 18 total characteristics are documented in the Federal Logistics Information System.