The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-00-017-9788, 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 16 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-017-9788 |
| Primary Part Number | FFS85AMEND2TYPE2STYLE10PGRADE5 |
| 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 |
| Thread Direction | RIGHT-HAND |
| Head Height | 0.156 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Material Document and Classification | SAE GR 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Departure From Cited Designator | AS MOD BY FASTENER LG |
| Hardness Rating | 25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL |
| Material | STEEL OVERALL |
| Nondefinitive Spec/std Data | 2 TYPE AND 10P STYLE AND 5 GRADE |
| Thread Length | 0.312 INCHES MINIMUM IN |
| Thread Class | 3A A |
| Head Style | HEXAGON |
| Minimum Tensile Strength | 120000 POUNDS PER SQUARE INCH LBS |
| Fastener Length | 0.312 INCHES NOMINAL IN |
| Thread Quantity Per Inch | 20 |
| Width Between Flats | 0.438 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| FFS85AMEND2TYPE2STYLE10PGRADE5 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
NSN 5305-00-017-9788 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 5305-00-017-9788 has 1 cross-referenced part number: FFS85AMEND2TYPE2STYLE10PGRADE5 (Federal Specifications Promulgated by General Services Administration Washington DC).
There are 6 known substitutes for 5305-00-017-9788: 5306-00-018-0076, 5305-00-543-2865, 5305-00-550-1311 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for FFS85AMEND2TYPE2STYLE10PGRADE5: Thread Direction: RIGHT-HAND; Head Height: 0.156 INCHES NOMINAL IN; Nominal Thread Diameter: 0.250 INCHES IN; Material Document and Classification: SAE GR 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 16 total characteristics are documented in the Federal Logistics Information System.