The Screw,cap,socket Head, cataloged under National Stock Number 5305-00-531-1796, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Army Weapons Command Attn Amswe-Ree-S. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-531-1796 |
| Primary Part Number | 591120 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Army Weapons Command Attn Amswe-Ree-S |
| Status | ACTIVE |
| Nominal Thread Diameter | 0.164 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Thread Length | 0.475 INCHES MINIMUM IN |
| Material Document and Classification | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| Thread Series Designator | UNF |
| Head Height | 0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM IN |
| Hardness Rating | 80.0 ROCKWELL B MINIMUM OVERALL |
| Minimum Tensile Strength | 80000 POUNDS PER SQUARE INCH LBS |
| Surface Treatment | PASSIVATE OVERALL |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Quantity Per Inch | 36 |
| Head Style | FLAT CHAMFER |
| Width Across Flats | 0.125 INCHES NOMINAL IN |
| Material | STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OVERALL |
| Head Diameter | 0.262 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN |
| Fastener Length | 0.500 INCHES NOMINAL IN |
| Minimum Yield Strength | 30000 POUNDS PER SQUARE INCH LBS |
| Nondefinitive Spec/std Data | 1 TYPE |
| Thread Class | 3A A |
| Internal Drive Style | HEXAGON |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 591120 | Army Weapons Command Attn Amswe-Ree-S (USA) |
| FF-S-86E TY I | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
NSN 5305-00-531-1796 is a Screw,cap,socket Head, manufactured by Army Weapons Command Attn Amswe-Ree-S, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-00-531-1796 has 2 cross-referenced part numbers: 591120 (Army Weapons Command Attn Amswe-Ree-S), FF-S-86E TY I (Federal Specifications Promulgated by General Services Administration Washington DC).
There is 1 known substitute for 5305-00-531-1796: 5305-00-297-7962. Verify interchangeability with system specifications before substitution.
Key specifications for 591120: Nominal Thread Diameter: 0.164 INCHES IN; Thread Direction: RIGHT-HAND; Thread Length: 0.475 INCHES MINIMUM IN; Material Document and Classification: 66 FED STD ALL MATERIAL RESPONSES OVERALL. 20 total characteristics are documented in the Federal Logistics Information System.