The Gear,worm, cataloged under National Stock Number 3020-00-922-6380, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Grimes Aerospace Company. Government technical data includes 24 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-922-6380 |
| Primary Part Number | 21067-24 |
| Item Name | Gear,worm |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Grimes Aerospace Company |
| Status | ACTIVE |
| Thread Form Direction | RIGHT-HAND |
| Bore Nominal Diameter | 0.188 INCHES BOTH ENDS IN |
| Helix Angle | 3.5832 DEGREES |
| Hub Nominal Diameter | 0.375 INCHES FIRST END IN |
| Bore Style | PLAIN BOTH ENDS |
| Mounting Hole Type and Quantity | 2 THREADED TRANSVERSELY THROUGH HUB FIRST END |
| Nominal Distance Between Body Face and Protruding Hub End | 0.196 INCHES FIRST END IN |
| Face Type | STRAIGHT |
| Style Designator | PROTRUDING HUB |
| Material Document and Classification | QQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 0.3300 INCHES MINIMUM AND 0.3330 INCHES MAXIMUM IN |
| Hub Style Designator | 1 GROOVE FIRST END |
| Thread Form Quantity | 1 |
| Mounting Hole Nominal Thread Size | 0.112 INCHES TRANSVERSELY THROUGH HUB FIRST END IN |
| Nominal Outside Diameter | 0.375 INCHES IN |
| Surface Treatment | PASSIVATE OVERALL |
| Nominal Distance From End to First Groove | 0.196 INCHES FIRST END IN |
| Pressure Angle | 14.5000 DEGREES |
| Material | STEEL COMP 303 OVERALL |
| First Groove Nominal Diameter | 0.270 INCHES FIRST END IN |
| First Groove Nominal Width | 0.040 INCHES FIRST END IN |
| Mounting Hole Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) TRANSVERSELY THROUGH HUB FIRST END |
| Attachment Method | MOUNTING HOLE |
| Face Nominal Width | 0.398 INCHES 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 |
|---|---|
| 21067-24 PRIMARY | Grimes Aerospace Company (USA) |
NSN 3020-00-922-6380 is a Gear,worm, manufactured by Grimes Aerospace Company, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-922-6380 has 1 manufacturer part number on file: 21067-24 (Grimes Aerospace Company).
Key specifications for 21067-24: Thread Form Direction: RIGHT-HAND; Bore Nominal Diameter: 0.188 INCHES BOTH ENDS IN; Helix Angle: 3.5832 DEGREES; Hub Nominal Diameter: 0.375 INCHES FIRST END IN. 24 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.