The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-00-261-1997, 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 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-261-1997 |
| Primary Part Number | FFS85AMEND2TYPE2STYLE10PGRADE2 |
| 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 |
| Head Style | HEXAGON |
| Fastener Length | 4.000 INCHES NOMINAL IN |
| Nondefinitive Spec/std Data | II TYPE AND 10P STYLE AND 2 GRADE |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Material | STEEL OVERALL |
| Hardness Rating | 95.0 ROCKWELL B MAXIMUM OVERALL |
| Head Height | 0.609 INCHES NOMINAL IN |
| Width Between Flats | 1.500 INCHES NOMINAL IN |
| Nominal Thread Diameter | 1.000 INCHES IN |
| Thread Length | 2.250 INCHES NOMINAL IN |
| Thread Class | 2A A |
| Thread Direction | RIGHT-HAND |
| Thread Quantity Per Inch | 8 |
| Minimum Tensile Strength | 55000 POUNDS PER SQUARE INCH LBS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| FFS85AMEND2TYPE2STYLE10PGRADE2 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
NSN 5305-00-261-1997 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 5305-00-261-1997 has 1 cross-referenced part number: FFS85AMEND2TYPE2STYLE10PGRADE2 (Federal Specifications Promulgated by General Services Administration Washington DC).
There are 12 known substitutes for 5305-00-261-1997: 5305-00-261-1868, 5305-00-261-1898, 5305-00-261-1916 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for FFS85AMEND2TYPE2STYLE10PGRADE2: Head Style: HEXAGON; Fastener Length: 4.000 INCHES NOMINAL IN; Nondefinitive Spec/std Data: II TYPE AND 10P STYLE AND 2 GRADE; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC). 14 total characteristics are documented in the Federal Logistics Information System.