The Pulley,groove, cataloged under National Stock Number 3020-00-471-4010, 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 Maurey Mfg Co. The record lists 7 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Pulley,groove |
| FSC / FSG | 3020 — Gears, Pulleys, Sprockets, and Transmission Chain (FSG 30) |
| Manufacturers | Maurey Mfg Co (CAGE 76241); Emerson Electric Co Browning Mfg Div (CAGE 71176); Martin Sprocket and Gear Inc (CAGE 05506); Reliance Electric Company Dba Reliance & Dodge Brands (CAGE 71956); Quality Die Casting Corp (CAGE 27511) |
| Parameter | Value |
|---|---|
| NSN | 3020-00-471-4010 |
| Primary Part Number | 8400 3-4 |
| Item Name | Pulley,groove |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Maurey Mfg Co |
| Status | ACTIVE |
| 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 |
|---|---|
| 8400 3-4 PRIMARY | Maurey Mfg Co (USA) |
| 1VP44 3-4 PRIMARY | Emerson Electric Co Browning Mfg Div (USA) |
| 8400 3-4 PRIMARY | Martin Sprocket and Gear Inc (USA) |
| 121218 PRIMARY | Reliance Electric Company Dba Reliance & Dodge Brands (USA) |
| VP400 3-4 PRIMARY | Quality Die Casting Corp (USA) |
| 8400 3-4 PRIMARY | Reliance Electric Company Dba Reliance & Dodge Brands (USA) |
| 8400 3-4 PRIMARY | TB Woods's Corporation (USA) |
| Reference | Meaning |
|---|---|
| 8400X3-4 | C/1 Advisory reference — outside the item-of-supply concept Maurey Mfg Co |
| 8400 3-4 | 5/9 Secondary reference Dayco Products Llc |
NSN 3020-00-471-4010 is a Pulley,groove, manufactured by Maurey Mfg Co, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-471-4010 has 7 manufacturer part numbers on file: 8400 3-4 (Maurey Mfg Co), 1VP44 3-4 (Emerson Electric Co Browning Mfg Div), 8400 3-4 (Martin Sprocket and Gear Inc), 121218 (Reliance Electric Company Dba Reliance & Dodge Brands), VP400 3-4 (Quality Die Casting Corp) and 2 more.
1 possible match (shared part number, not a government interchangeability claim): 2990-00-618-9055. Verify interchangeability with system specifications before substitution.
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.