The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-378-7899, 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 15 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 | 5305-01-378-7899 |
| Primary Part Number | 88-20260-22 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Department of Defense Project Manager-Mobile Electric Power |
| Status | ACTIVE |
| Extended Washer Thickness | 0.019 INCHES MINIMUM AND 0.031 INCHES MAXIMUM IN |
| Head Height | 0.105 INCHES MINIMUM AND 0.112 INCHES MAXIMUM IN |
| Fastener Length | 0.630 INCHES NOMINAL IN |
| Extended Washer Diameter | 0.384 INCHES MINIMUM AND 0.414 INCHES MAXIMUM IN |
| Thread Length | 0.568 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | HEXAGON EXTENDED WASHER |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.305 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN |
| Surface Treatment | ZINC OVERALL |
| Minimum Tensile Strength | 60000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| 88-20260-22 PRIMARY | Department of Defense Project Manager-Mobile Electric Power (USA) |
NSN 5305-01-378-7899 is a Screw,cap,hexagon Head, manufactured by Department of Defense Project Manager-Mobile Electric Power, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-378-7899 has 1 manufacturer part number on file: 88-20260-22 (Department of Defense Project Manager-Mobile Electric Power).
Key specifications for 88-20260-22: Extended Washer Thickness: 0.019 INCHES MINIMUM AND 0.031 INCHES MAXIMUM IN; Head Height: 0.105 INCHES MINIMUM AND 0.112 INCHES MAXIMUM IN; Fastener Length: 0.630 INCHES NOMINAL IN; Extended Washer Diameter: 0.384 INCHES MINIMUM AND 0.414 INCHES MAXIMUM IN. 15 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.