The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-00-639-8117, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Ordnance Supply Office. Government technical data includes 14 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-639-8117 |
| Primary Part Number | 853209 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Ordnance Supply Office |
| Status | ACTIVE |
| Thread Quantity Per Inch | 16 |
| Minimum Tensile Strength | 120000 POUNDS PER SQUARE INCH LBS |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Hardness Rating | 23.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM OVERALL |
| Material | STEEL OVERALL |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Head Style | HEXAGON |
| Head Height | 0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN |
| Thread Class | 2A A |
| Surface Treatment | CADMIUM AND CHROMATE OR ZINC AND CHROMATE OVERALL |
| Width Between Flats | 0.551 INCHES MINIMUM AND 0.563 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Thread Length | 0.875 INCHES MAXIMUM IN |
| Fastener Length | 0.875 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 853209 | Ordnance Supply Office (USA) |
| MS35297-59 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
NSN 5305-00-639-8117 is a Screw,cap,hexagon Head, manufactured by Ordnance Supply Office, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-00-639-8117 has 2 cross-referenced part numbers: 853209 (Ordnance Supply Office), MS35297-59 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M).
There are 2 known substitutes for 5305-00-639-8117: 5330-00-630-7888, 5998-00-936-2632. Verify interchangeability with system specifications before substitution.
Key specifications for 853209: Thread Quantity Per Inch: 16; Minimum Tensile Strength: 120000 POUNDS PER SQUARE INCH LBS; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Hardness Rating: 23.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM OVERALL. 14 total characteristics are documented in the Federal Logistics Information System.