The Thumbscrew, cataloged under National Stock Number 5305-01-010-2339, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 17 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-010-2339 |
| Primary Part Number | 595294 |
| Item Name | Thumbscrew |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Fastener Length | 0.730 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN |
| First Diameter From Head | 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Thread Series Designator | UNF |
| Material Document and Classification | MIL-S-7720 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Surface Treatment | PASSIVATE OVERALL |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material | STEEL COMP 302 OVERALL |
| Width Between Flats | 0.395 INCHES MINIMUM AND 0.425 INCHES MAXIMUM IN |
| Thread Class | 2A A |
| Head Height | 0.453 INCHES MINIMUM AND 0.483 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Thread Length | 0.270 INCHES MINIMUM AND 0.350 INCHES MAXIMUM IN |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 0.420 INCHES MINIMUM AND 0.460 INCHES MAXIMUM IN |
| Thread Quantity Per Inch | 32 |
| Point Style | FLAT |
| Head Style | THUMB NO. 3 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5305-01-010-2339 is a Thumbscrew, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-01-010-2339 has 2 cross-referenced part numbers: 595294 (Litton Systems Inc. Div Navigation Systems Division), 595294 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).
There is 1 known substitute for 5305-01-010-2339: 5995-00-170-7992. Verify interchangeability with system specifications before substitution.
Key specifications for 595294: Fastener Length: 0.730 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN; First Diameter From Head: 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN; Nominal Thread Diameter: 0.190 INCHES IN; Thread Series Designator: UNF. 17 total characteristics are documented in the Federal Logistics Information System.