The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-00-018-1381, 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 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5305-00-018-1381 |
| Primary Part Number | FFS85TYPE2STYLE10PGRADE5 |
| 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 | CANCELLED |
| Thread Quantity Per Inch | 24 |
| Width Between Flats | 0.551 INCHES MINIMUM AND 0.563 INCHES MAXIMUM IN |
| Hardness Rating | 23.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM OVERALL |
| Thread Series Designator | UNF |
| Nondefinitive Spec/std Data | 2 TYPE AND 10P STYLE AND 5 GRADE |
| Material | STEEL OVERALL |
| Head Style | HEXAGON |
| Head Height | 0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN |
| Minimum Tensile Strength | 120000 POUNDS PER SQUARE INCH LBS |
| Fastener Length | 2.500 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Thread Length | 1.000 INCHES MINIMUM IN |
| Thread Class | 2A A |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| FFS85TYPE2STYLE10PGRADE5 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| 781381 | General Motors Corp (USA) |
| 3AX620 | Mack Trucks Inc Parts Opn (USA) |
| MS35296-68 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
NSN 5305-00-018-1381 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: cancelled.
NSN 5305-00-018-1381 has 4 cross-referenced part numbers: FFS85TYPE2STYLE10PGRADE5 (Federal Specifications Promulgated by General Services Administration Washington DC), 781381 (General Motors Corp), 3AX620 (Mack Trucks Inc Parts Opn), MS35296-68 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M).
There are 2 known substitutes for 5305-00-018-1381: 4820-00-861-0567, 5925-01-034-9175. Verify interchangeability with system specifications before substitution.
Key specifications for FFS85TYPE2STYLE10PGRADE5: Thread Quantity Per Inch: 24; Width Between Flats: 0.551 INCHES MINIMUM AND 0.563 INCHES MAXIMUM IN; Hardness Rating: 23.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM OVERALL; Thread Series Designator: UNF. 14 total characteristics are documented in the Federal Logistics Information System.
NSN 5305-00-018-1381 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.