The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-00-012-1793, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is General Motors Corp. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5305-00-012-1793 |
| Primary Part Number | 121793 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | General Motors Corp |
| Status | CANCELLED |
| Thread Length | 0.312 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| Material | STEEL OVERALL |
| Material Document and Classification | SAE GR 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Hardness Rating | 95.5 ROCKWELL B MINIMUM AND 100.0 ROCKWELL B MAXIMUM OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Surface Treatment Document and Classification | MIL-C-16232,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Head Style | HEXAGON |
| Surface Treatment | PHOSPHATE OVERALL |
| Thread Class | 2A A |
| Head Height | 0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN |
| Fastener Length | 0.281 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Minimum Tensile Strength | 74000 POUNDS PER SQUARE INCH LBS |
| Thread Quantity Per Inch | 20 |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 121793 | General Motors Corp (USA) |
| 526761 | Zf Industrieantriebe Witten Gmbh (DEU) |
| FF-S-85 TY II ST 10P | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| 121793 | Army Weapons Command Attn Amswe-Ree-S (USA) |
| FF-S-85 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| FFS85TYPE2STYLE10P | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
NSN 5305-00-012-1793 is a Screw,cap,hexagon Head, manufactured by General Motors Corp, classified under FSC 5305 (No Item Name Available). Status: cancelled.
NSN 5305-00-012-1793 has 6 cross-referenced part numbers: 121793 (General Motors Corp), 526761 (Zf Industrieantriebe Witten Gmbh), FF-S-85 TY II ST 10P (Federal Specifications Promulgated by General Services Administration Washington DC), 121793 (Army Weapons Command Attn Amswe-Ree-S), FF-S-85 (Federal Specifications Promulgated by General Services Administration Washington DC) and 1 more.
There are 6 known substitutes for 5305-00-012-1793: 5305-00-207-0896, 6105-00-309-0037, 5305-00-400-8347 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 121793: Thread Length: 0.312 INCHES MAXIMUM IN; Thread Direction: RIGHT-HAND; Width Between Flats: 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN; Material: STEEL OVERALL. 16 total characteristics are documented in the Federal Logistics Information System.
NSN 5305-00-012-1793 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.