The Pulley,groove, cataloged under National Stock Number 3020-01-382-8782, 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 Department of Defense Project Manager-Mobile Electric Power. Government technical data includes 28 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 | 3020-01-382-8782 |
| Primary Part Number | 88-20003 |
| Item Name | Pulley,groove |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Department of Defense Project Manager-Mobile Electric Power |
| Status | ACTIVE |
| Integral Cooling Vane | NOT INCLUDED |
| Bore Feature | INCLUDED |
| Split Hub Feature | NOT INCLUDED |
| Bore Length | 0.720 INCHES NOMINAL IN |
| Design Form | WEBBED |
| Web/spoke Relationship to Face Centerline | NOT OFFSET |
| Groove Shape | V |
| Standard V-Belt Section Designation for Which Designed | 4K |
| Outside Diameter | 2.462 INCHES NOMINAL IN |
| Keying Facility Type | KEYWAY |
| Shaft Size for Which Designed | 0.628 INCHES NOMINAL IN |
| Quantity | 1 |
| Style Designator | WEBBED OR SPOKED |
| Material Document and Classification | AISI 1010 ASSN STD SINGLE MATERIAL RESPONSE OR AISI 1020 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Bore Type | STRAIGHT |
| Bearings | NOT INCLUDED |
| Groove Quantity | 4 |
| V Groove Angle in Deg | 40.0 |
| Protruding Hub Characteristic | PLAIN |
| Distance From Center of Bore to Bottom of Keyway | 0.386 INCHES NOMINAL IN |
| Keyway Width | 0.127 INCHES NOMINAL IN |
| Unable to Decode | UNABLE TO DECODE |
| Surface Treatment | NICKEL |
| Distance From Outside Flange/rim to Hub End and Location | 0.280 INCHES MINIMUM AA END AND 0.171 INCHES MAXIMUM BB END IN |
| Counterbore Feature | NOT INCLUDED |
| Bore Diameter | 0.628 INCHES NOMINAL IN |
| Material | STEEL COMP 1010 AND STEEL COMP 1020 OVERALL |
| Unable to Decode | UNABLE TO DECODE |
| 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 |
|---|---|
| 88-20003 PRIMARY | Department of Defense Project Manager-Mobile Electric Power (USA) |
NSN 3020-01-382-8782 is a Pulley,groove, manufactured by Department of Defense Project Manager-Mobile Electric Power, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-382-8782 has 1 manufacturer part number on file: 88-20003 (Department of Defense Project Manager-Mobile Electric Power).
Key specifications for 88-20003: Integral Cooling Vane: NOT INCLUDED; Bore Feature: INCLUDED; Split Hub Feature: NOT INCLUDED; Bore Length: 0.720 INCHES NOMINAL IN. 28 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.