The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-00-689-3831, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 17 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 | 5305-00-689-3831 |
| Primary Part Number | FF-S-85 TY 2 ST 10P |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Federal Specifications Promulgated by General Services Administration Washington DC |
| Status | ACTIVE |
| Nominal Thread Diameter | 0.750 INCHES IN |
| Thread Quantity Per Inch | 16 |
| Thread Direction | RIGHT-HAND |
| Material Document and Classification | SAE GR 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Material | STEEL OVERALL |
| Hardness Rating | 80.0 ROCKWELL B MINIMUM AND 100.0 ROCKWELL B MAXIMUM OVERALL |
| Thread Length | 2.000 INCHES MINIMUM AND 2.188 INCHES MAXIMUM IN |
| Fastener Length | 6.812 INCHES MINIMUM AND 7.000 INCHES MAXIMUM IN |
| Thread Series Designator | UNF |
| Surface Treatment Document and Classification | QQ-P-416,TY 1,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 2,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL |
| Surface Treatment | CADMIUM OR ZINC OVERALL |
| Width Between Flats | 1.000 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN |
| Head Style | HEXAGON |
| Surface Finish | 63.0 MICROINCHES THREADS |
| Thread Class | 2A A |
| Head Height | 0.455 INCHES MINIMUM AND 0.483 INCHES MAXIMUM IN |
| Minimum Tensile Strength | 74000 POUNDS PER SQUARE INCH LBS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| FF-S-85 TY 2 ST 10P | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| 596430 | Army Weapons Command Attn Amswe-Ree-S (USA) |
NSN 5305-00-689-3831 is a Screw,cap,hexagon Head, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-00-689-3831 has 2 cross-referenced part numbers: FF-S-85 TY 2 ST 10P (Federal Specifications Promulgated by General Services Administration Washington DC), 596430 (Army Weapons Command Attn Amswe-Ree-S).
There is 1 known substitute for 5305-00-689-3831: 5305-00-269-3206. Verify interchangeability with system specifications before substitution.
Key specifications for FF-S-85 TY 2 ST 10P: Nominal Thread Diameter: 0.750 INCHES IN; Thread Quantity Per Inch: 16; Thread Direction: RIGHT-HAND; Material Document and Classification: SAE GR 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 17 total characteristics are documented in the Federal Logistics Information System.