The Pulley,groove, cataloged under National Stock Number 3020-01-433-7092, 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 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 | 3020-01-433-7092 |
| Primary Part Number | 12379513 |
| Item Name | Pulley,groove |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Integral Cooling Vane | NOT INCLUDED |
| Hub Outside Diameter | 5.500 INCHES NOMINAL AA END IN |
| Bore Feature | INCLUDED |
| Split Hub Feature | NOT INCLUDED |
| Bore Length | 0.170 INCHES NOMINAL IN |
| Design Form | PLAIN |
| Flange Thickness | 0.440 INCHES NOMINAL IN |
| Groove Shape | V |
| Outside Diameter | 8.988 INCHES NOMINAL IN |
| Material Document and Classification | SAE 1018 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 1045 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Groove Depth | 0.129 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Bearings | NOT INCLUDED |
| Groove Quantity | 8 |
| V Groove Angle in Deg | 40.0 |
| Protruding Hub Characteristic | PLAIN |
| Unable to Decode | UNABLE TO DECODE |
| Distance From Outside Flange/rim to Hub End and Location | 0.272 INCHES NOMINAL AA END IN |
| Counterbore Feature | NOT INCLUDED |
| Bore Diameter | 1.620 INCHES NOMINAL IN |
| Material | IRON OR STEEL COMP 1018 OR STEEL COMP 1045 OVERALL |
| Unable to Decode | UNABLE TO DECODE |
| Face Width | 1.280 INCHES NOMINAL IN |
| Lightening Hole | INCLUDED |
| 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 |
|---|---|
| 12379513 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 3020-01-433-7092 is a Pulley,groove, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-433-7092 has 1 manufacturer part number on file: 12379513 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12379513: Integral Cooling Vane: NOT INCLUDED; Hub Outside Diameter: 5.500 INCHES NOMINAL AA END IN; Bore Feature: INCLUDED; Split Hub Feature: NOT INCLUDED. 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.