The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-673-9382, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Oshkosh Defense Llc. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-673-9382 |
| Primary Part Number | 4000337011 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Oshkosh Defense Llc |
| Status | ACTIVE |
| Head Height | 0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN |
| Fastener Length | 2.50 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | F-100,D60,TYPE 1 MAGNIBLACK 575 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 1.00 INCHES NOMINAL IN |
| Material Document and Classification | GRADE 8 PER SAE J429 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN |
| Color | BLACK OVERALL |
| Surface Treatment | BLACK CHEMICAL FINISH OVERALL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 16 |
| Material | STEEL CORROSION RESISTING 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 |
|---|---|
| 4000337011 PRIMARY | Oshkosh Defense Llc (USA) |
| 12601890-011 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 4000337 | D/9 Drawing number reference only Oshkosh Defense Llc |
NSN 5305-01-673-9382 is a Screw,cap,hexagon Head, manufactured by Oshkosh Defense Llc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-673-9382 has 2 manufacturer part numbers on file: 4000337011 (Oshkosh Defense Llc), 12601890-011 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 4000337011: Head Height: 0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN; Fastener Length: 2.50 INCHES NOMINAL IN; Surface Treatment Document and Classification: F-100,D60,TYPE 1 MAGNIBLACK 575 MFR REF SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 1.00 INCHES NOMINAL 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.