The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-526-6150, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Bird-Johnson Propeller Company, Llc. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-526-6150 |
| Primary Part Number | 115657175 REV V FN 56 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Bird-Johnson Propeller Company, Llc |
| Status | ACTIVE |
| Fastener Length | 0.625 INCHES NOMINAL IN |
| Thread Length | 0.625 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 115657175 REV V FN 56 PRIMARY | Bird-Johnson Propeller Company, Llc (USA) |
| 20097K-4-C-10 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| K-4-1-24 | Bird-Johnson Propeller Company, Llc (USA) |
NSN 5305-01-526-6150 is a Screw,cap,socket Head, manufactured by Bird-Johnson Propeller Company, Llc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-526-6150 has 3 manufacturer part numbers on file: 115657175 REV V FN 56 (Bird-Johnson Propeller Company, Llc), 20097K-4-C-10 (Sps Technologies, Llc Dba PB Fasteners), K-4-1-24 (Bird-Johnson Propeller Company, Llc).
Key specifications for 115657175 REV V FN 56: Fastener Length: 0.625 INCHES NOMINAL IN; Thread Length: 0.625 INCHES NOMINAL IN; Nominal Thread Diameter: 0.250 INCHES IN; Thread Direction: RIGHT-HAND. 8 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.