The Bolt,internal Wrenching, cataloged under National Stock Number 5306-01-051-3467, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5306-01-051-3467 |
| Primary Part Number | C9537-4-8 |
| Item Name | Bolt,internal Wrenching |
| FSC / FSG | 5306 / 53 — No Item Name Available |
| Manufacturer | Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company |
| Status | CANCELLED |
| Fastener Length | 1.392 INCHES NOMINAL IN |
| Thread Length | 0.682 INCHES MINIMUM AND 0.821 INCHES MAXIMUM IN |
| Surface Finish | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| Thread Series Designator | ACME |
| Surface Finish | 32.0 MICROINCHES GRIP |
| Surface Treatment | CADMIUM OVERALL |
| Surface Treatment Document and Classification | QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material | STEEL COMP 4140 OR STEEL COMP 8740 OVERALL |
| Material Document and Classification | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Width Across Flats | 0.141 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Minimum Tensile Strength | 180000 POUNDS PER SQUARE INCH LBS |
| Thread Direction | RIGHT-HAND |
| Internal Drive Style | HEXAGON |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 5306PL0894735 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| C9537-4-8 PRIMARY | Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA) |
| 5306PL1635034 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| 120000-4-8 | Monadnock Company, the Dba Lisi Aerospace (USA) |
| CA21037-4-8HS | Howmet Global Fastening Systems Inc. Div Tridair Products (USA) |
NSN 5306-01-051-3467 is a Bolt,internal Wrenching, manufactured by Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company, classified under FSC 5306 (No Item Name Available). Status: cancelled.
NSN 5306-01-051-3467 has 5 cross-referenced part numbers: 5306PL0894735 (Jednolity Indeks Materialowy - Uniform Material Index), C9537-4-8 (Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company), 5306PL1635034 (Jednolity Indeks Materialowy - Uniform Material Index), 120000-4-8 (Monadnock Company, the Dba Lisi Aerospace), CA21037-4-8HS (Howmet Global Fastening Systems Inc. Div Tridair Products).
There are 2 known substitutes for 5306-01-051-3467: 5306-01-717-7567, 5935-00-803-7660. Verify interchangeability with system specifications before substitution.
Key specifications for C9537-4-8: Fastener Length: 1.392 INCHES NOMINAL IN; Thread Length: 0.682 INCHES MINIMUM AND 0.821 INCHES MAXIMUM IN; Special Features: 1.247 IN. LG GROOVE AND WIRE FORMSPRING HOLD OUT DEVICE IN; Surface Finish: 32.0 MICROINCHES BEARING SURFACE OF HEAD. 17 total characteristics are documented in the Federal Logistics Information System.
NSN 5306-01-051-3467 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.