The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-605-8053, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Bae Systems Land & Armaments L.p.. 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 | 5305-01-605-8053 |
| Primary Part Number | 119583-44-28-PY |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Bae Systems Land & Armaments L.p. |
| Status | ACTIVE |
| Width Across Flats | 0.250 INCHES NOMINAL IN |
| Fastener Length | 3.500 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | ASTM B633,TY VI,CL FE/ZN 13 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 3.250 INCHES NOMINAL IN |
| Material Document and Classification | ANSI B18.3 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.438 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Color | YELLOW OVERALL |
| Surface Treatment | ZINC OVERALL |
| Internal Drive Style | HEXAGON |
| Countersink Angle | 82.0 DEGREES NOMINAL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 14 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.840 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 119583-44-28-PY PRIMARY | Bae Systems Land & Armaments L.p. (USA) |
NSN 5305-01-605-8053 is a Screw,cap,socket Head, manufactured by Bae Systems Land & Armaments L.p., classified under FSC 5305, Screws. Status: active.
NSN 5305-01-605-8053 has 1 manufacturer part number on file: 119583-44-28-PY (Bae Systems Land & Armaments L.p.).
Key specifications for 119583-44-28-PY: Width Across Flats: 0.250 INCHES NOMINAL IN; Fastener Length: 3.500 INCHES NOMINAL IN; Surface Treatment Document and Classification: ASTM B633,TY VI,CL FE/ZN 13 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 3.250 INCHES NOMINAL 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.