The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-548-7908, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 10 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-548-7908 |
| Primary Part Number | 7094234-4 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Thread Class | 2A A |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Thread Series Designator | UNF |
| Material Document and Classification | QQ-N-281, CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Material | COPPER ALLOY OVERALL |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Fastener Length | 0.500 INCHES NOMINAL IN |
| Thread Quantity Per Inch | 28 |
| Countersink Angle | 82.0 DEGREES NOMINAL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| FF-S-86 TYPE IV | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| 7094234-4 PRIMARY | Naval Sea Systems Command (USA) |
| 0.250-28UNF-2A X 0.500 | American National Standards Institute Incorporated Dba American National Standards Institute (USA) |
| 4491143-65 | Naval Ship Engineering Center Philadelphia Division Submarine Antenna Quality Assurance (USA) |
NSN 5305-01-548-7908 is a Screw,cap,socket Head, manufactured by Naval Sea Systems Command, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-01-548-7908 has 4 cross-referenced part numbers: FF-S-86 TYPE IV (Federal Specifications Promulgated by General Services Administration Washington DC), 7094234-4 (Naval Sea Systems Command), 0.250-28UNF-2A X 0.500 (American National Standards Institute Incorporated Dba American National Standards Institute), 4491143-65 (Naval Ship Engineering Center Philadelphia Division Submarine Antenna Quality Assurance).
There are 8 known substitutes for 5305-01-548-7908: 5305-00-849-2853, 5305-00-900-1829, 5305-01-145-5306 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 7094234-4: Thread Class: 2A A; Head Style: FLAT COUNTERSUNK; Thread Direction: RIGHT-HAND; Thread Series Designator: UNF. 10 total characteristics are documented in the Federal Logistics Information System.