The Screw,externally Relieved Body, cataloged under National Stock Number 5305-00-183-0248, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Moog Inc. Dba Ampac-Isp Corp. Government technical data includes 16 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5305-00-183-0248 |
| Primary Part Number | 21529 |
| Item Name | Screw,externally Relieved Body |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Moog Inc. Dba Ampac-Isp Corp |
| Status | CANCELLED |
| First Diameter From Head | 0.296 INCHES NOMINAL IN |
| Head Diameter | 0.438 INCHES NOMINAL IN |
| Thread Series Designator | UNF |
| Fastener Length | 1.438 INCHES NOMINAL IN |
| Internal Drive Style | SLOT |
| Thread Quantity Per Inch | 24 |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Height | 0.125 INCHES NOMINAL IN |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 0.094 INCHES NOMINAL IN |
| Head Style | FLAT CHAMFER |
| Second Diameter From Head | 0.310 INCHES MINIMUM AND 0.311 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Thread Length | 0.375 INCHES MINIMUM IN |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 1.359 INCHES NOMINAL FIRST HOLE IN |
| Distance From Largest Bearing Surface of Head to End of Second Diameter | 1.062 INCHES NOMINAL IN |
| Shank Unthreaded Hole Diameter | 0.070 INCHES NOMINAL FIRST HOLE IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 5305-00-183-0248 is a Screw,externally Relieved Body, manufactured by Moog Inc. Dba Ampac-Isp Corp, classified under FSC 5305 (No Item Name Available). Status: cancelled.
NSN 5305-00-183-0248 has 4 cross-referenced part numbers: 21529 (Moog Inc. Dba Ampac-Isp Corp), 21529 (Aircraft Parts Corporation), 21529 (Skurka Aerospace Inc), 21529 (Bendix Corp the Bendix International Div).
There are 2 known substitutes for 5305-00-183-0248: 3120-00-580-3718, 5130-01-046-4957. Verify interchangeability with system specifications before substitution.
Key specifications for 21529: First Diameter From Head: 0.296 INCHES NOMINAL IN; Head Diameter: 0.438 INCHES NOMINAL IN; Thread Series Designator: UNF; Fastener Length: 1.438 INCHES NOMINAL IN. 16 total characteristics are documented in the Federal Logistics Information System.
NSN 5305-00-183-0248 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.