The Screw,shoulder, cataloged under National Stock Number 5305-00-528-7807, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Empire Electric Brake Co. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, 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 | 5305-00-528-7807 |
| Primary Part Number | 25906 |
| Item Name | Screw,shoulder |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Empire Electric Brake Co |
| Status | ACTIVE |
| Surface Treatment | ZINC OVERALL |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Shoulder Diameter | 0.493 INCHES MINIMUM AND 0.497 INCHES MAXIMUM FIRST SHOULDER IN |
| Material | STEEL COMP 1020 OVERALL |
| Shoulder Length | 0.169 INCHES MINIMUM AND 0.173 INCHES MAXIMUM FIRST SHOULDER IN |
| Internal Drive Style | SLOT |
| Head Style | FLAT CHAMFER |
| Thread Length | 0.438 INCHES MINIMUM IN |
| Fastener Length | 0.953 INCHES MINIMUM AND 0.985 INCHES MAXIMUM IN |
| Head Height | 0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN |
| Head Diameter | 0.672 INCHES MINIMUM AND 0.704 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Thread Quantity Per Inch | 24 |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OR AISI OR SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Class | 3A A |
| Minimum Tensile Strength | 60000 POUNDS PER SQUARE INCH LBS |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Thread Series Designator | UNF |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5305-00-528-7807 is a Screw,shoulder, manufactured by Empire Electric Brake Co, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-00-528-7807 has 2 cross-referenced part numbers: 25906 (Empire Electric Brake Co), 5287807.
There are 2 known substitutes for 5305-00-528-7807: 5310-00-167-0816, 5325-01-074-2569. Verify interchangeability with system specifications before substitution.
Key specifications for 25906: Surface Treatment: ZINC OVERALL; Nominal Thread Diameter: 0.375 INCHES IN; Shoulder Diameter: 0.493 INCHES MINIMUM AND 0.497 INCHES MAXIMUM FIRST SHOULDER IN; Material: STEEL COMP 1020 OVERALL. 18 total characteristics are documented in the Federal Logistics Information System.