The Bolt,machine, cataloged under National Stock Number 5306-00-156-2653, 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 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-156-2653 |
| Primary Part Number | AN7-40 |
| 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 | 0.656 INCHES MINIMUM IN |
| Grip Length | 3.438 INCHES NOMINAL IN |
| Minimum Tensile Strength | 125000 POUNDS PER SQUARE INCH LBS |
| Nominal Thread Diameter | 0.438 INCHES IN |
| Fastener Length | 4.094 INCHES NOMINAL IN |
| Shank Unthreaded Hole Diameter | 0.106 INCHES NOMINAL FIRST HOLE IN |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 2,CLASS 3 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| Material Document and Classification | MIL-B-6812 MIL SPEC ALL MATERIAL RESPONSES OVERALL |
| Thread Quantity Per Inch | 20 |
| Thread Series Designator | UNF |
| Features Provided | FINISHED HEAD |
| Hardness Rating | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| Head Style | HEXAGON |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 3.922 INCHES NOMINAL FIRST HOLE IN |
| 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 |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Head Height | 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.615 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5306-00-156-2653 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 5306-00-156-2653 has 2 cross-referenced part numbers: AN7-40 (Aeronautical Standards Group Dept of Navy and Air Force), 400277 (Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company).
There are 3 known substitutes for 5306-00-156-2653: 5910-00-080-5377, 5815-01-072-8604, 1005-01-185-0229. Verify interchangeability with system specifications before substitution.
Key specifications for AN7-40: Thread Length: 0.656 INCHES MINIMUM IN; Grip Length: 3.438 INCHES NOMINAL IN; Minimum Tensile Strength: 125000 POUNDS PER SQUARE INCH LBS; Nominal Thread Diameter: 0.438 INCHES IN. 20 total characteristics are documented in the Federal Logistics Information System.