The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-540-3931, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Kwd Aircraft Support Equipment Llc. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-540-3931 |
| Primary Part Number | BS31-3/4-10-6.5 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Kwd Aircraft Support Equipment Llc |
| Status | ACTIVE |
| Fastener Length | 6.500 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| 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 |
|---|---|
| BS31-3/4-10-6.5 PRIMARY | Kwd Aircraft Support Equipment Llc (USA) |
| BS31-.75-10-6.5 | Kwd Aircraft Support Equipment Llc (USA) |
NSN 5305-01-540-3931 is a Screw,cap,hexagon Head, manufactured by Kwd Aircraft Support Equipment Llc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-540-3931 has 2 manufacturer part numbers on file: BS31-3/4-10-6.5 (Kwd Aircraft Support Equipment Llc), BS31-.75-10-6.5 (Kwd Aircraft Support Equipment Llc).
Key specifications for BS31-3/4-10-6.5: Fastener Length: 6.500 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND; Special Features: SOCKET SCREW; QUICK ENGINE CHANGEDOLLY; End Item Identification: C130/L-100 AIRCRAFT. 4 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.