The Thumbscrew, cataloged under National Stock Number 5305-01-433-3612, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Advanced Multimedia Products Corp Dba Rosen Products. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-433-3612 |
| Primary Part Number | RTBM300-40 |
| Item Name | Thumbscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Advanced Multimedia Products Corp Dba Rosen Products |
| Status | ACTIVE |
| Thread Length | 0.500 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| 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 |
|---|---|
| RTBM300-40 PRIMARY | Advanced Multimedia Products Corp Dba Rosen Products (USA) |
| Reference | Meaning |
|---|---|
| Z00.N7907262900TBM | 5/9 Secondary reference Daher Aerospace - Ex Socata |
NSN 5305-01-433-3612 is a Thumbscrew, manufactured by Advanced Multimedia Products Corp Dba Rosen Products, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-433-3612 has 1 manufacturer part number on file: RTBM300-40 (Advanced Multimedia Products Corp Dba Rosen Products).
Key specifications for RTBM300-40: Thread Length: 0.500 INCHES NOMINAL IN; Nominal Thread Diameter: 0.250 INCHES IN; End Item Identification: USED ON NSA SUN VISOR SYSTEM FOR TBM AIRCRAFT; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC). 3 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.