The Bolt,machine, cataloged under National Stock Number 5306-00-156-2656, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Aeronautical Standards Group Dept of Navy and Air Force. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-156-2656 |
| Primary Part Number | AN7-43 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — No Item Name Available |
| Manufacturer | Aeronautical Standards Group Dept of Navy and Air Force |
| Status | ACTIVE |
| Thread Length | 0.657 INCHES MINIMUM IN |
| Head Height | 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN |
| Fastener Length | 4.469 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Hardness Rating | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| Thread Class | 3A A |
| Minimum Tensile Strength | 125000 POUNDS PER SQUARE INCH LBS |
| Thread Series Designator | UNF |
| Features Provided | FINISHED HEAD |
| Width Between Flats | 0.615 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Material Document and Classification | MIL-B-6812 MIL SPEC ALL MATERIAL RESPONSES OVERALL |
| Thread Quantity Per Inch | 20 |
| Grip Length | 3.812 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.438 INCHES IN |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 2,CLASS 3 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| Material | STEEL COMP 4037 OR STEEL COMP 4130 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 8740 OR STEEL COMP 4140 OVERALL |
| Shank Unthreaded Hole Diameter | 0.106 INCHES NOMINAL FIRST HOLE IN |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 4.296 INCHES NOMINAL FIRST HOLE IN |
| Head Style | HEXAGON |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| AN7-43 | Aeronautical Standards Group Dept of Navy and Air Force (USA) |
NSN 5306-00-156-2656 is a Bolt,machine, manufactured by Aeronautical Standards Group Dept of Navy and Air Force, classified under FSC 5306 (No Item Name Available). Status: active.
NSN 5306-00-156-2656 has 1 cross-referenced part number: AN7-43 (Aeronautical Standards Group Dept of Navy and Air Force).
There is 1 known substitute for 5306-00-156-2656: 5306-00-993-0500. Verify interchangeability with system specifications before substitution.
Key specifications for AN7-43: Thread Length: 0.657 INCHES MINIMUM IN; Head Height: 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN; Fastener Length: 4.469 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND. 20 total characteristics are documented in the Federal Logistics Information System.