The Gear,worm Wheel, cataloged under National Stock Number 3020-00-925-9876, 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 Aero International, Llc Dba Ams Engineered Solutions. Government technical data includes 23 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3020-00-925-9876 |
| Primary Part Number | 46-0137-1 |
| Item Name | Gear,worm Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Aero International, Llc Dba Ams Engineered Solutions |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.250 INCHES BOTH ENDS IN |
| Helix Angle | 3.5831 DEGREES |
| Hub Nominal Diameter | 0.680 INCHES FIRST END IN |
| Teeth Quantity | 33 |
| Body Style | PLAIN, SOLID |
| Tooth Direction | RIGHT |
| Bore Style | PLAIN BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.187 INCHES FIRST END IN |
| Throat Nominal Radius | 0.166 INCHES IN |
| Face Type | CONCAVE |
| Style Designator | PROTRUDING HUB |
| Material Document and Classification | QQ-B-626,COMP 22 FED STD SINGLE MATERIAL RESPONSE SLEEVE |
| Pitch Diameter | 0.6870 INCHES NOMINAL IN |
| Hub Style Designator | PINNED FIRST END |
| Nominal Outside Diameter | 0.750 INCHES IN |
| Surface Treatment | CHROMATE SLEEVE |
| Pressure Angle | 14.5000 DEGREES |
| Material | COPPER ALLOY SLEEVE |
| Material | PLASTIC POLYAMIDE NYLON BODY |
| Material | PLASTIC POLYAMIDE NYLON TEETH |
| Material | PLASTIC POLYAMIDE NYLON HUB |
| Mating Thread Lead Quantity | 1 |
| Face Nominal Width | 0.188 INCHES IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 46-0137-1 PRIMARY | Aero International, Llc Dba Ams Engineered Solutions (USA) |
| Reference | Meaning |
|---|---|
| 46-0137-1 | 3/9 Design control — primary reference Grimes Aerospace Company |
NSN 3020-00-925-9876 is a Gear,worm Wheel, manufactured by Aero International, Llc Dba Ams Engineered Solutions, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-925-9876 has 1 manufacturer part number on file: 46-0137-1 (Aero International, Llc Dba Ams Engineered Solutions).
Key specifications for 46-0137-1: Bore Nominal Diameter: 0.250 INCHES BOTH ENDS IN; Helix Angle: 3.5831 DEGREES; Hub Nominal Diameter: 0.680 INCHES FIRST END IN; Teeth Quantity: 33. 23 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.
NSN 3020-00-925-9876 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.