The Screw,externally Relieved Body, cataloged under National Stock Number 5305-01-147-9748, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-147-9748 |
| Primary Part Number | 3168813-0025 |
| Item Name | Screw,externally Relieved Body |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 0.870 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN |
| Fastener Length | 1.375 INCHES NOMINAL IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Head Diameter | 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Externally Relieved Body Diameter Quantity | 1 |
| Thread Length | 0.303 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN |
| Internal Drive Style | SLOT |
| Head Height | 0.546 INCHES MINIMUM AND 0.578 INCHES MAXIMUM IN |
| Head Style | FLAT CHAMFER |
| First Diameter From Head | 0.170 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 3168813-0025 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 4048 | Unicorp. (USA) |
NSN 5305-01-147-9748 is a Screw,externally Relieved Body, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-01-147-9748 has 2 cross-referenced part numbers: 3168813-0025 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 4048 (Unicorp.).
There are 10 known substitutes for 5305-01-147-9748: 5120-00-180-2937, 4510-00-432-1801, 5120-00-878-6518 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for 3168813-0025: Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Distance From Largest Bearing Surface of Head to End of First Diameter: 0.870 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN; Fastener Length: 1.375 INCHES NOMINAL IN; Thread Class: 3A A. 15 total characteristics are documented in the Federal Logistics Information System.