The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-631-4597, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Fastenal Company Dba Fastenal Co. Government technical data includes 10 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-631-4597 |
| Primary Part Number | 77310 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Fastenal Company Dba Fastenal Co |
| Status | ACTIVE |
| Head Height | 0.378 INCHES MINIMUM AND 0.403 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Diameter | 0.625 INCHES IN |
| Thread Quantity Per Inch | 11 |
| Head Style | HEXAGON |
| Fastener Length | 1.750 INCHES NOMINAL IN |
| Thread Length | 1.670 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN |
| Thread Class | 2A A |
| Width Between Flats | 0.922 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 77310 PRIMARY | Fastenal Company Dba Fastenal Co (USA) |
NSN 5305-01-631-4597 is a Screw,cap,hexagon Head, manufactured by Fastenal Company Dba Fastenal Co, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-01-631-4597 has 1 cross-referenced part number: 77310 (Fastenal Company Dba Fastenal Co).
There are 3 known substitutes for 5305-01-631-4597: 3110-00-155-6745, 5985-00-231-3195, 5950-01-102-7725. Verify interchangeability with system specifications before substitution.
Key specifications for 77310: Head Height: 0.378 INCHES MINIMUM AND 0.403 INCHES MAXIMUM IN; Thread Direction: RIGHT-HAND; Nominal Thread Diameter: 0.625 INCHES IN; Thread Quantity Per Inch: 11. 12 total characteristics are documented in the Federal Logistics Information System.