The Gear,worm Wheel, cataloged under National Stock Number 3020-00-652-6310, 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 U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 27 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 | 3020-00-652-6310 |
| Primary Part Number | 8759233 |
| Item Name | Gear,worm Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Bore Nominal Diameter | 1.352 INCHES BOTH ENDS IN |
| Helix Angle | 5.4547 DEGREES |
| Hub Nominal Diameter | 2.000 INCHES SECOND END IN |
| Hub Nominal Diameter | 2.000 INCHES FIRST END IN |
| Teeth Quantity | 65 |
| Body Style | WEBBED, SOLID |
| Bore Style | INVOLUTE SPLINE BOTH ENDS |
| Mounting Hole Type and Quantity | 2 THREADED AXIALLY THROUGH BODY FIRST END |
| Nominal Distance Between Body Face and Protruding Hub End | 0.312 INCHES BOTH ENDS IN |
| Throat Nominal Radius | 1.162 INCHES IN |
| Face Type | CONCAVE |
| Nominal Overall Length | 1.873 INCHES IN |
| Style Designator | PROTRUDING HUBS |
| Pitch Diameter | 7.7588 INCHES NOMINAL IN |
| Hub Style Designator | PLAIN BOTH ENDS |
| Spline Quantity | 32 BOTH ENDS |
| Mounting Hole Nominal Thread Size | 0.375 INCHES AXIALLY THROUGH BODY FIRST END IN |
| Nominal Outside Diameter | 8.3040 INCHES IN |
| Mounting Hole Thread Quantity Per Inch | 16 AXIALLY THROUGH BODY FIRST END |
| Pressure Angle | 14.5625 DEGREES |
| Material | COPPER ALLOY OVERALL |
| Bolt Hole Circle Nominal Diameter | 3.500 INCHES AXIALLY THROUGH BODY FIRST END IN |
| Mating Thread Lead Quantity | 2 |
| Mounting Hole Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) AXIALLY THROUGH BODY FIRST END |
| Spline Pitch Diameter | 1.3333 INCHES NOMINAL BOTH ENDS IN |
| Attachment Method | MOUNTING HOLE |
| Face Nominal Width | 1.250 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 |
|---|---|
| 8759233 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 3020-00-652-6310 is a Gear,worm Wheel, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-652-6310 has 1 manufacturer part number on file: 8759233 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 8759233: Bore Nominal Diameter: 1.352 INCHES BOTH ENDS IN; Helix Angle: 5.4547 DEGREES; Hub Nominal Diameter: 2.000 INCHES SECOND END IN; Hub Nominal Diameter: 2.000 INCHES FIRST END IN. 27 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.