The Thumbscrew, cataloged under National Stock Number 5305-00-113-3764, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Kay Elemetrics Corporation. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-113-3764 |
| Primary Part Number | 573A |
| Item Name | Thumbscrew |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Kay Elemetrics Corporation |
| Status | ACTIVE |
| Thread Class | 1A A |
| Head Diameter | 0.182 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN |
| Point Style | FLAT |
| Thread Length | 0.437 INCHES MINIMUM AND 0.447 INCHES MAXIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Shoulder Length | 0.027 INCHES MINIMUM AND 0.037 INCHES MAXIMUM FIRST SHOULDER IN |
| Head Style | KNURLED NO. 1 |
| Head Height | 0.088 INCHES MINIMUM AND 0.098 INCHES MAXIMUM IN |
| Fastener Length | 0.496 INCHES MINIMUM AND 0.506 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5305-00-113-3764 is a Thumbscrew, manufactured by Kay Elemetrics Corporation, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-00-113-3764 has 2 cross-referenced part numbers: 573A (Kay Elemetrics Corporation), 573B (Kay Elemetrics Corporation).
There are 6 known substitutes for 5305-00-113-3764: 5910-00-132-2514, 5910-00-136-3743, 5930-00-170-8728 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 573A: Thread Class: 1A A; Head Diameter: 0.182 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN; Point Style: FLAT; Thread Length: 0.437 INCHES MINIMUM AND 0.447 INCHES MAXIMUM IN. 9 total characteristics are documented in the Federal Logistics Information System.