The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-682-6381, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Bird-Johnson Propeller Company, Llc. Government technical data includes 4 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-682-6381 |
| Primary Part Number | M-4-2-7 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Bird-Johnson Propeller Company, Llc |
| Status | ACTIVE |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Fastener Length | 1.5 INCHES NOMINAL IN |
| Thread Quantity Per Inch | 16 |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| M-4-2-7 PRIMARY | Bird-Johnson Propeller Company, Llc (USA) |
NSN 5305-01-682-6381 is a Screw,cap,socket Head, manufactured by Bird-Johnson Propeller Company, Llc, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-01-682-6381 has 1 cross-referenced part number: M-4-2-7 (Bird-Johnson Propeller Company, Llc).
There are 2 known substitutes for 5305-01-682-6381: 4940-00-260-1368, 5940-01-508-5925. Verify interchangeability with system specifications before substitution.
Key specifications for M-4-2-7: Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Part Name Assigned by Controlling Agency: SCREW CAP; Fastener Length: 1.5 INCHES NOMINAL IN; Thread Quantity Per Inch: 16. 5 total characteristics are documented in the Federal Logistics Information System.