The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-317-5536, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is H-K Connecticut Holding Company. 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-317-5536 |
| Primary Part Number | 72270 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | H-K Connecticut Holding Company |
| Status | ACTIVE |
| Internal Drive Style | HEXAGON |
| Width Across Flats | 0.500 INCHES NOMINAL IN |
| Thread Quantity Per Inch | 11 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNRC |
| Thread Class | 3A A |
| Head Height | 0.616 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN |
| Head Style | FILLISTER |
| Head Diameter | 0.921 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.625 INCHES IN |
| Hardness Rating | 36.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| Thread Length | 1.750 INCHES MINIMUM IN |
| Fastener Length | 2.571 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 72270 PRIMARY | H-K Connecticut Holding Company (USA) |
NSN 5305-01-317-5536 is a Screw,cap,socket Head, manufactured by H-K Connecticut Holding Company, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-01-317-5536 has 1 cross-referenced part number: 72270 (H-K Connecticut Holding Company).
There are 5 known substitutes for 5305-01-317-5536: 3020-00-093-7786, 5120-00-277-4249, 5905-00-556-2944 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 72270: Internal Drive Style: HEXAGON; Width Across Flats: 0.500 INCHES NOMINAL IN; Thread Quantity Per Inch: 11; Material: STEEL OVERALL. 14 total characteristics are documented in the Federal Logistics Information System.