The Pulley,groove, cataloged under National Stock Number 3020-01-435-5866, 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 Emerson Electric Co Browning Mfg Div. Government technical data includes 25 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-435-5866 |
| Primary Part Number | 2VP42X1-1/8 |
| Item Name | Pulley,groove |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Emerson Electric Co Browning Mfg Div |
| Status | ACTIVE |
| Integral Cooling Vane | NOT INCLUDED |
| Bore Feature | INCLUDED |
| Securing Method | KEY |
| Split Hub Feature | NOT INCLUDED |
| Bore Length | 3.000 INCHES NOMINAL IN |
| Design Form | PLAIN |
| Groove Shape | V |
| Standard V-Belt Section Designation for Which Designed | 3L AND 4L AND 5L AND A AND B AND SV |
| Outside Diameter | 3.950 INCHES NOMINAL IN |
| Keying Facility Type | KEYWAY |
| Quantity | 1 |
| Style Designator | PLAIN |
| Pitch Diameter | 2.500 INCHES MINIMUM AND 3.900 INCHES MAXIMUM IN |
| Bore Type | STRAIGHT |
| Bearings | NOT INCLUDED |
| Groove Quantity | 2 |
| Protruding Hub Characteristic | PLAIN |
| Distance From Center of Bore to Bottom of Keyway | 0.6875 INCHES NOMINAL IN |
| Counterbore Feature | NOT INCLUDED |
| Bore Diameter | 1.125 INCHES NOMINAL IN |
| Material | IRON CAST OVERALL |
| Face Width | 1.375 INCHES MINIMUM AND 3.900 INCHES MAXIMUM IN |
| Groove Width | 0.500 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN |
| Furnished Items and Quantity | HOLLOW HEAD SETSCREWS 2 |
| Securing Location | BOTH ENDS |
| 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 |
|---|---|
| 350035 | Greenheck Fan Corporation Dba Greenheck Fan Corp (USA) |
| 00350035 | Greenheck Fan Corporation Dba Greenheck Fan Corp (USA) |
| 2VP42X1-1/8 PRIMARY | Emerson Electric Co Browning Mfg Div (USA) |
NSN 3020-01-435-5866 is a Pulley,groove, manufactured by Emerson Electric Co Browning Mfg Div, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-435-5866 has 3 manufacturer part numbers on file: 350035 (Greenheck Fan Corporation Dba Greenheck Fan Corp), 00350035 (Greenheck Fan Corporation Dba Greenheck Fan Corp), 2VP42X1-1/8 (Emerson Electric Co Browning Mfg Div).
1 possible match (shared part number, not a government interchangeability claim): 5365-01-442-3022. Verify interchangeability with system specifications before substitution.
Key specifications for 2VP42X1-1/8: Integral Cooling Vane: NOT INCLUDED; Bore Feature: INCLUDED; Securing Method: KEY; Split Hub Feature: NOT INCLUDED. 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.