The Thumbscrew, cataloged under National Stock Number 5305-00-335-2039, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is National Security Agency. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-335-2039 |
| Primary Part Number | 11974 |
| Item Name | Thumbscrew |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | National Security Agency |
| Status | ACTIVE |
| Thread Direction | RIGHT-HAND |
| Fastener Length | 0.428 INCHES NOMINAL IN |
| Shoulder Length | 0.046 INCHES NOMINAL FIRST SHOULDER IN |
| Point Length | 0.094 INCHES NOMINAL IN |
| Thread Class | 2A A |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Point Style | DOG |
| Thread Quantity Per Inch | 32 |
| Head Style | THUMB NO. 5 |
| Thread Length | 0.242 INCHES MINIMUM IN |
| Head Height | 0.572 INCHES NOMINAL IN |
| Material | STEEL COMP 303 OVERALL |
| Width Between Flats | 0.500 INCHES NOMINAL IN |
| Material Document and Classification | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Shoulder Diameter | 0.2340 INCHES NOMINAL FIRST SHOULDER IN |
| Point Diameter | 0.130 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 11974 PRIMARY | National Security Agency (USA) |
NSN 5305-00-335-2039 is a Thumbscrew, manufactured by National Security Agency, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-00-335-2039 has 1 cross-referenced part number: 11974 (National Security Agency).
There are 8 known substitutes for 5305-00-335-2039: 3110-00-100-0282, 6730-00-356-4859, 5330-00-740-9082 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 11974: Thread Direction: RIGHT-HAND; Fastener Length: 0.428 INCHES NOMINAL IN; Shoulder Length: 0.046 INCHES NOMINAL FIRST SHOULDER IN; Point Length: 0.094 INCHES NOMINAL IN. 19 total characteristics are documented in the Federal Logistics Information System.