The Pulley,groove, cataloged under National Stock Number 3020-01-420-0882, 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 22 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3020-01-420-0882 |
| Primary Part Number | 2BK30X 1 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 | SETSCREW |
| Split Hub Feature | NOT INCLUDED |
| Bore Length | 1.969 INCHES NOMINAL IN |
| Design Form | PLAIN |
| Groove Shape | V |
| Outside Diameter | 3.150 INCHES NOMINAL IN |
| Style Designator | PLAIN |
| Pitch Diameter | 2.400 INCHES MINIMUM AND 2.800 INCHES MAXIMUM IN |
| Bore Type | STRAIGHT |
| Bearings | NOT INCLUDED |
| Groove Quantity | 2 |
| Protruding Hub Characteristic | PLAIN |
| Securing Hole Quantity | 1 |
| Distance From Outside Flange/rim to Hub End and Location | 0.469 INCHES NOMINAL AA END IN |
| Counterbore Feature | NOT INCLUDED |
| Bore Diameter | 1.125 INCHES NOMINAL IN |
| Material | IRON CAST OVERALL |
| Face Width | 1.750 INCHES NOMINAL IN |
| Securing Location | AA END |
| 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 |
|---|---|
| 076-64523-000-91 | Johnson Controls Navy Systems, Llc (USA) |
| 028-11070 | Johnson Controls Navy Systems, Llc (USA) |
| 2BK30X 1 1/8 PRIMARY | Emerson Electric Co Browning Mfg Div (USA) |
| 028-11070-000 | Johnson Controls Navy Systems, Llc (USA) |
| Reference | Meaning |
|---|---|
| 2BK30-1-1/8 | 5/9 Secondary reference Emerson Electric Co Browning Mfg Div |
| 2BK30 | C/1 Advisory reference — outside the item-of-supply concept Emerson Electric Co Browning Mfg Div |
NSN 3020-01-420-0882 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 3020-01-420-0882 has 4 manufacturer part numbers on file: 076-64523-000-91 (Johnson Controls Navy Systems, Llc), 028-11070 (Johnson Controls Navy Systems, Llc), 2BK30X 1 1/8 (Emerson Electric Co Browning Mfg Div), 028-11070-000 (Johnson Controls Navy Systems, Llc).
Key specifications for 2BK30X 1 1/8: Integral Cooling Vane: NOT INCLUDED; Bore Feature: INCLUDED; Securing Method: SETSCREW; Split Hub Feature: NOT INCLUDED. 22 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.