The Screw,machine, cataloged under National Stock Number 5305-01-050-4980, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Microwave Devices Inc. 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-050-4980 |
| Primary Part Number | 21645 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Microwave Devices Inc |
| Status | ACTIVE |
| Internal Drive Style | SLOT |
| Thread Quantity Per Inch | 40 |
| Thread Length | 0.325 INCHES MINIMUM IN |
| Thread Class | 2A A |
| Head Style | ROUND |
| Screw Material | STEEL COMP 1010 |
| Nominal Thread Diameter | 0.125 INCHES IN |
| Screw Surface Treatment | CADMIUM AND CHROMATE |
| Head Diameter | 0.217 INCHES MINIMUM AND 0.236 INCHES MAXIMUM IN |
| Screw Surface Treatment Document and Classification | QQ-+-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE |
| Head Height | 0.083 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Thread Direction | RIGHT-HAND |
| Fastener Length | 0.375 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5305-01-050-4980 is a Screw,machine, manufactured by Microwave Devices Inc, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-01-050-4980 has 2 cross-referenced part numbers: 21645 (Microwave Devices Inc), 21645 (Amphenol Corporation Div Amphenol Rf).
There are 3 known substitutes for 5305-01-050-4980: 6515-01-160-2560, 6515-01-292-9813, 1650-01-327-3895. Verify interchangeability with system specifications before substitution.
Key specifications for 21645: Internal Drive Style: SLOT; Thread Quantity Per Inch: 40; Thread Length: 0.325 INCHES MINIMUM IN; Thread Class: 2A A. 14 total characteristics are documented in the Federal Logistics Information System.