The Pulley,groove, cataloged under National Stock Number 3020-00-837-4064, 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 Delco Remy America Inc. Government technical data includes 29 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-837-4064 |
| Primary Part Number | 1950420 |
| Item Name | Pulley,groove |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Delco Remy America Inc |
| Status | ACTIVE |
| Integral Cooling Vane | NOT INCLUDED |
| Hub Outside Diameter | 1.120 INCHES NOMINAL AA END IN |
| Bore Feature | INCLUDED |
| Split Hub Feature | NOT INCLUDED |
| Bore Length | 0.750 INCHES NOMINAL IN |
| Design Form | WEBBED |
| Web/spoke Relationship to Face Centerline | OFFSET |
| Groove Shape | V |
| Outside Diameter | 3.480 INCHES NOMINAL IN |
| Keying Facility Type | INTEGRAL KEY |
| Quantity | 1 |
| Style Designator | WEBBED OR SPOKED |
| Material Document and Classification | AISI 1213 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 1113 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 3.010 INCHES NOMINAL IN |
| Groove Depth | 0.675 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Bearings | NOT INCLUDED |
| Groove Quantity | 1 |
| V Groove Angle in Deg | 36.0 |
| Distance From Center of Bore to Bottom of Keyway | 0.400 INCHES MINIMUM AND 0.410 INCHES MAXIMUM IN |
| Keyway Width | 0.155 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN |
| Unable to Decode | UNABLE TO DECODE |
| Surface Treatment | ZINC |
| Distance From Outside Flange/rim to Hub End and Location | 0.134 INCHES MINIMUM AA END AND 0.139 INCHES MAXIMUM AA END AND 0.410 INCHES NOMINAL BB END IN |
| Counterbore Feature | NOT INCLUDED |
| Bore Diameter | 0.6695 INCHES MINIMUM AND 0.6720 INCHES MAXIMUM IN |
| Material | STEEL COMP 1213 OVERALL |
| Unable to Decode | UNABLE TO DECODE |
| Face Width | 1.021 INCHES MINIMUM AND 1.026 INCHES MAXIMUM 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 |
|---|---|
| 1950420 PRIMARY | Delco Remy America Inc (USA) |
| D34011 | Cnh Industrial America Llc Dba Cnh America (USA) |
| Reference | Meaning |
|---|---|
| 1950420 | 5/9 Secondary reference General Motors Corp Delco Remy Div |
| 1950420 | 5/9 Secondary reference General Motors Corp |
NSN 3020-00-837-4064 is a Pulley,groove, manufactured by Delco Remy America Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-837-4064 has 2 manufacturer part numbers on file: 1950420 (Delco Remy America Inc), D34011 (Cnh Industrial America Llc Dba Cnh America).
Key specifications for 1950420: Integral Cooling Vane: NOT INCLUDED; Hub Outside Diameter: 1.120 INCHES NOMINAL AA END IN; Bore Feature: INCLUDED; Split Hub Feature: NOT INCLUDED. 29 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.