The Pulley,groove, cataloged under National Stock Number 3020-01-477-1078, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is TB Woods's Corporation. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-477-1078 |
| Primary Part Number | 803B |
| Item Name | Pulley,groove |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | TB Woods's Corporation |
| Status | ACTIVE |
| Pitch Diameter | 6.630 INCHES NOMINAL IN |
| Style Designator | WEBBED OR SPOKED |
| Groove Quantity | 3 |
| Material | IRON OR IRON CAST OVERALL |
| Face Width | 2.500 INCHES NOMINAL IN |
| Distance From Outside Flange/rim to Hub End and Location | 1.875 INCHES NOMINAL AA END IN |
| Bore Type | STRAIGHT |
| Design Form | PLAIN |
| Bearings | NOT INCLUDED |
| Lightening Hole | NOT INCLUDED |
| Groove Shape | V |
| Bore Feature | INCLUDED |
| Integral Cooling Vane | NOT INCLUDED |
| V Groove Angle in Deg | 34.0 |
| Groove Depth | 0.438 INCHES NOMINAL IN |
| Outside Diameter | 8.350 INCHES NOMINAL IN |
| Groove Width | 0.656 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 803B PRIMARY | TB Woods's Corporation (USA) |
NSN 3020-01-477-1078 is a Pulley,groove, manufactured by TB Woods's Corporation, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-01-477-1078 has 1 cross-referenced part number: 803B (TB Woods's Corporation).
There are 3 known substitutes for 3020-01-477-1078: 5340-00-817-4657, 6625-00-972-4046, 5841-01-669-8073. Verify interchangeability with system specifications before substitution.
Key specifications for 803B: Pitch Diameter: 6.630 INCHES NOMINAL IN; Style Designator: WEBBED OR SPOKED; Groove Quantity: 3; Material: IRON OR IRON CAST OVERALL. 17 total characteristics are documented in the Federal Logistics Information System.