The Thumbscrew, cataloged under National Stock Number 5305-00-682-5798, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is L3harris Technologies, Inc.. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-682-5798 |
| Primary Part Number | 2102052 |
| Item Name | Thumbscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | L3harris Technologies, Inc. |
| Status | ACTIVE |
| Point Diameter | 0.250 INCHES NOMINAL IN |
| Head Height | 0.690 INCHES NOMINAL IN |
| Point Length | 1.500 INCHES MINIMUM AND 1.620 INCHES MAXIMUM IN |
| Fastener Length | 3.500 INCHES MINIMUM AND 3.620 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 1.820 INCHES MINIMUM AND 2.060 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-S-637,COMP FS1112 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Head Style | KNURLED NO. 2 |
| Thread Direction | RIGHT-HAND |
| Point Style | BALL |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 16 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 1.250 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5305-00-682-5798 is a Thumbscrew, manufactured by L3harris Technologies, Inc., classified under FSC 5305, Screws. Status: active.
NSN 5305-00-682-5798 has 2 manufacturer part numbers on file: 2102052 (L3harris Technologies, Inc.), 10032555 (Us Army Aviation and Missile Command).
Key specifications for 2102052: Point Diameter: 0.250 INCHES NOMINAL IN; Head Height: 0.690 INCHES NOMINAL IN; Point Length: 1.500 INCHES MINIMUM AND 1.620 INCHES MAXIMUM IN; Fastener Length: 3.500 INCHES MINIMUM AND 3.620 INCHES MAXIMUM IN. 17 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.