The Screw,cap,socket Head, cataloged under National Stock Number 5305-00-838-7325, 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 21 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-838-7325 |
| Primary Part Number | FFS86 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Federal Specifications Promulgated by General Services Administration Washington DC |
| Status | ACTIVE |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Length | 0.580 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Thread Class | 3A A |
| Thread Direction | RIGHT-HAND |
| Width Across Flats | 0.312 INCHES NOMINAL IN |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Hardness Rating | 36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| Nondefinitive Spec/std Data | 8 TYPE |
| Internal Drive Style | HEXAGON |
| Material | STEEL OVERALL |
| Locking Feature | PELLET THREADS |
| Fastener Length | 0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN |
| Minimum Yield Strength | 130000 POUNDS PER SQUARE INCH LBS |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Head Style | ROUND |
| Head Diameter | 0.851 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN |
| Head Height | 0.245 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Surface Treatment Document and Classification | QQ-P-416 TYPE 2 CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Quantity Per Inch | 13 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| FFS86 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| MIL-F-18240E | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| M63FS813-12CR | Nylok Llc (USA) |
| 52W1781-7 | Bliss E W Co (USA) |
NSN 5305-00-838-7325 is a Screw,cap,socket Head, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-00-838-7325 has 4 cross-referenced part numbers: FFS86 (Federal Specifications Promulgated by General Services Administration Washington DC), MIL-F-18240E (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M63FS813-12CR (Nylok Llc), 52W1781-7 (Bliss E W Co).
There are 11 known substitutes for 5305-00-838-7325: 5305-00-063-5288, 5305-00-075-3633, 5305-00-137-3071 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for FFS86: Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL; Thread Length: 0.580 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Thread Class: 3A A. 21 total characteristics are documented in the Federal Logistics Information System.