The Pulley,groove, cataloged under National Stock Number 3020-00-485-9346, 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 Rolls-Royce Solutions 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-485-9346 |
| Primary Part Number | 5109687 |
| Item Name | Pulley,groove |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Rolls-Royce Solutions America Inc |
| Status | ACTIVE |
| Integral Cooling Vane | NOT INCLUDED |
| Hub Outside Diameter | 3.000 INCHES NOMINAL AA END IN |
| Hub Outside Diameter | 1.320 INCHES NOMINAL BB END IN |
| Bore Feature | INCLUDED |
| Securing Method | THREADED HOLE(S) |
| Split Hub Feature | NOT INCLUDED |
| Bore Length | 0.786 INCHES NOMINAL IN |
| Design Form | WEBBED |
| Web/spoke Relationship to Face Centerline | OFFSET |
| Groove Shape | V |
| Standard V-Belt Section Designation for Which Designed | 3L |
| Outside Diameter | 3.725 INCHES NOMINAL IN |
| Style Designator | WEBBED OR SPOKED |
| Pitch Diameter | 3.375 INCHES NOMINAL IN |
| Groove Depth | 0.500 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Bearings | NOT INCLUDED |
| Groove Quantity | 2 |
| V Groove Angle in Deg | 36.0 |
| Securing Hole Quantity | 2 |
| Bolt Circle Diameter | 1.875 INCHES NOMINAL IN |
| Thread Size | 5/16-18 |
| Unable to Decode | UNABLE TO DECODE AND UNABLE TO DECODE |
| Distance From Outside Flange/rim to Hub End and Location | 0.910 INCHES NOMINAL AA END IN |
| Hole Location | ON HUB FACE |
| Counterbore Feature | NOT INCLUDED |
| Bore Diameter | 0.745 INCHES NOMINAL IN |
| Material | ALUMINUM OVERALL |
| Unable to Decode | UNABLE TO DECODE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 3020-00-485-9346 is a Pulley,groove, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-485-9346 has 2 manufacturer part numbers on file: PC5109687 (Power Components (deutschland) Gmbh), 5109687 (Rolls-Royce Solutions America Inc).
Key specifications for 5109687: Integral Cooling Vane: NOT INCLUDED; Hub Outside Diameter: 3.000 INCHES NOMINAL AA END IN; Hub Outside Diameter: 1.320 INCHES NOMINAL BB END IN; Bore Feature: 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.