The Pulley,groove, cataloged under National Stock Number 3020-01-149-3282, 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 Caterpillar Inc Div Caterpillar Defense. Government technical data includes 25 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-149-3282 |
| Primary Part Number | 9N2652 |
| Item Name | Pulley,groove |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Integral Cooling Vane | NOT INCLUDED |
| Hub Outside Diameter | 4.388 INCHES NOMINAL AA END IN |
| Bore Feature | INCLUDED |
| Bearing Quantity | 1 |
| Split Hub Feature | NOT INCLUDED |
| Bore Length | 1.625 INCHES NOMINAL IN |
| Design Form | PLAIN |
| Groove Shape | V |
| Outside Diameter | 7.740 INCHES NOMINAL IN |
| Style Designator | WEBBED OR SPOKED |
| Groove Depth | 0.500 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Bearings | INCLUDED |
| Groove Quantity | 3 |
| V Groove Angle in Deg | 30.0 |
| Bearing Type | SLEEVE |
| Unable to Decode | UNABLE TO DECODE |
| Distance From Outside Flange/rim to Hub End and Location | 2.875 INCHES NOMINAL AA END AND 1.375 INCHES NOMINAL BB END IN |
| Counterbore Feature | NOT INCLUDED |
| Bore Diameter | 2.075 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Unable to Decode | UNABLE TO DECODE |
| Face Width | 2.100 INCHES NOMINAL IN |
| Groove Width | 0.500 INCHES NOMINAL IN |
| Lightening Hole | NOT 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 |
|---|---|
| 9N2652 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| Reference | Meaning |
|---|---|
| K-500-CH-0475 | 5/9 Secondary reference Kovatch Corp. |
| 302GC 3163 | 5/2 Secondary reference U.S. Government activity |
NSN 3020-01-149-3282 is a Pulley,groove, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-149-3282 has 1 manufacturer part number on file: 9N2652 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 9N2652: Integral Cooling Vane: NOT INCLUDED; Hub Outside Diameter: 4.388 INCHES NOMINAL AA END IN; Bore Feature: INCLUDED; Bearing Quantity: 1. 25 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.