The Thumbscrew, cataloged under National Stock Number 5305-00-207-7708, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-207-7708 |
| Primary Part Number | A460-1823 |
| Item Name | Thumbscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple |
| Status | ACTIVE |
| Head Height | 0.250 INCHES NOMINAL IN |
| Fastener Length | 2.312 INCHES NOMINAL IN |
| Thread Length | 0.438 INCHES MINIMUM IN |
| Material Document and Classification | QQ-B-626,1/2 HARD FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | KNURLED NO. 1 |
| Thread Direction | RIGHT-HAND |
| Point Style | FLAT |
| Surface Treatment | NICKEL OVERALL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 28 |
| Material | COPPER ALLOY 360 OVERALL |
| Thread Series Designator | UNF |
| Head Diameter | 0.500 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 |
| Part Number | Manufacturer |
|---|---|
| A460-1823 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA) |
| Reference | Meaning |
|---|---|
| A460-1823 | 5/9 Secondary reference Scomill Inc |
| A460-1823 | 5/9 Secondary reference Northrop Grumman Systems Corporation Div Es Defensive Systems Division |
NSN 5305-00-207-7708 is a Thumbscrew, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-207-7708 has 1 manufacturer part number on file: A460-1823 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple).
Key specifications for A460-1823: Head Height: 0.250 INCHES NOMINAL IN; Fastener Length: 2.312 INCHES NOMINAL IN; Thread Length: 0.438 INCHES MINIMUM IN; Material Document and Classification: QQ-B-626,1/2 HARD FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 14 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.