The Screw,machine, cataloged under National Stock Number 5305-00-639-6422, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is General Dynamics Mission Systems, Inc.. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-639-6422 |
| Primary Part Number | 70A3200412-480 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | General Dynamics Mission Systems, Inc. |
| Status | ACTIVE |
| Thread Length | 0.375 INCHES NOMINAL IN |
| Thread Quantity Per Inch | 40 |
| Head Height | 0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN |
| Head Style | PAN |
| Nondefinitive Spec/std Data | 1 TYPE AND 9S STYLE |
| Screw Surface Treatment | PASSIVATE |
| Screw Material | STEEL COMP 303 OR STEEL COMP 304 |
| Head Diameter | 0.205 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN |
| Thread Class | 2A A |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Internal Drive Style | SLOT |
| Fastener Length | 0.375 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Screw Material Document and Classification | QQ-S-763 FED SPEC ALL MATERIAL RESPONSES |
| Thread Direction | RIGHT-HAND |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 70A3200412-480 | General Dynamics Mission Systems, Inc. (USA) |
| 12Z1132-14 | Naval Ordnance Standards (USA) |
| Y4-4V | Roller Bearing Co of America, Inc Div Pic Design (USA) |
NSN 5305-00-639-6422 is a Screw,machine, manufactured by General Dynamics Mission Systems, Inc., classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-00-639-6422 has 3 cross-referenced part numbers: 70A3200412-480 (General Dynamics Mission Systems, Inc.), 12Z1132-14 (Naval Ordnance Standards), Y4-4V (Roller Bearing Co of America, Inc Div Pic Design).
There is 1 known substitute for 5305-00-639-6422: 5305-00-576-7493. Verify interchangeability with system specifications before substitution.
Key specifications for 70A3200412-480: Thread Length: 0.375 INCHES NOMINAL IN; Thread Quantity Per Inch: 40; Head Height: 0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN; Head Style: PAN. 15 total characteristics are documented in the Federal Logistics Information System.