The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-531-4346, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Department of Defense Project Manager-Mobile Electric Power. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-531-4346 |
| Primary Part Number | 88-20260-31 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Department of Defense Project Manager-Mobile Electric Power |
| Status | ACTIVE |
| Head Height | 0.172 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN |
| Thread Length | 0.630 INCHES NOMINAL IN |
| Material Document and Classification | ANSI B18.6.3 NATIONAL STD/SPEC ALL MATERIAL RESPONSES OVERALL |
| Head Style | DISHED HEXAGON |
| Width Between Flats | 0.367 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Surface Treatment | ZINC OVERALL |
| Minimum Tensile Strength | 60000 POUNDS PER SQUARE INCH LBS |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 88-20260-31 PRIMARY | Department of Defense Project Manager-Mobile Electric Power (USA) |
NSN 5305-01-531-4346 is a Screw,cap,hexagon Head, manufactured by Department of Defense Project Manager-Mobile Electric Power, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-531-4346 has 1 manufacturer part number on file: 88-20260-31 (Department of Defense Project Manager-Mobile Electric Power).
Key specifications for 88-20260-31: Head Height: 0.172 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN; Thread Length: 0.630 INCHES NOMINAL IN; Material Document and Classification: ANSI B18.6.3 NATIONAL STD/SPEC ALL MATERIAL RESPONSES OVERALL; Head Style: DISHED HEXAGON. 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.