The Screw,assembled Washer, cataloged under National Stock Number 5305-01-129-6901, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Cummins Inc.. Government technical data includes 17 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 | 5305-01-129-6901 |
| Primary Part Number | 3010589 |
| Item Name | Screw,assembled Washer |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Cummins Inc. |
| Status | ACTIVE |
| Head Height | 0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM IN |
| Fastener Length | 4.660 INCHES MINIMUM AND 4.750 INCHES MAXIMUM IN |
| Primary Washer Outside Diameter | 0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN |
| Thread Length | 1.250 INCHES MINIMUM AND 1.440 INCHES MAXIMUM IN |
| Material Document and Classification | SAE,GRADE 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Head Style | HEXAGON |
| Primary Washer Style | FLAT |
| Thread Direction | RIGHT-HAND |
| Primary Washer Material Thickness | 0.095 INCHES MINIMUM AND 0.115 INCHES MAXIMUM IN |
| Width Between Flats | 0.735 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| Internal Drive Style | W/O INTERNAL DRIVE |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 13 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Washer Quantity | 1 |
| 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 |
|---|---|
| 3010589 PRIMARY | Cummins Inc. (USA) |
NSN 5305-01-129-6901 is a Screw,assembled Washer, manufactured by Cummins Inc., classified under FSC 5305, Screws. Status: active.
NSN 5305-01-129-6901 has 1 manufacturer part number on file: 3010589 (Cummins Inc.).
Key specifications for 3010589: Head Height: 0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM IN; Fastener Length: 4.660 INCHES MINIMUM AND 4.750 INCHES MAXIMUM IN; Primary Washer Outside Diameter: 0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN; Thread Length: 1.250 INCHES MINIMUM AND 1.440 INCHES MAXIMUM IN. 17 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.