The Thumbscrew, cataloged under National Stock Number 5305-01-377-0950, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Donaldson Company, Inc.. Government technical data includes 11 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 | 5305-01-377-0950 |
| Primary Part Number | P14-1109 |
| Item Name | Thumbscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Donaldson Company, Inc. |
| Status | ACTIVE |
| Head Height | 0.870 INCHES NOMINAL IN |
| Fastener Length | 1.000 INCHES NOMINAL IN |
| Thread Length | 1.000 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Head Style | THUMB NO. 1 |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.870 INCHES NOMINAL IN |
| Thread Class | 2B |
| Thread Quantity Per Inch | 16 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 11671216-6 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| P14-1109 PRIMARY | Donaldson Company, Inc. (USA) |
NSN 5305-01-377-0950 is a Thumbscrew, manufactured by Donaldson Company, Inc., classified under FSC 5305, Screws. Status: active.
NSN 5305-01-377-0950 has 2 manufacturer part numbers on file: 11671216-6 (U S Army Tank Automotive Command Amsta-Im-Mm), P14-1109 (Donaldson Company, Inc.).
Key specifications for P14-1109: Head Height: 0.870 INCHES NOMINAL IN; Fastener Length: 1.000 INCHES NOMINAL IN; Thread Length: 1.000 INCHES NOMINAL IN; Nominal Thread Diameter: 0.375 INCHES IN. 11 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.