The Pulley,groove, cataloged under National Stock Number 3020-00-554-9068, 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 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3020-00-554-9068 |
| Primary Part Number | 5174767 |
| 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 | 1.625 INCHES NOMINAL AA END IN |
| Hub Outside Diameter | 1.438 INCHES NOMINAL BB END IN |
| Bore Feature | INCLUDED |
| Taper Bore Minor Diameter | 0.8075 INCHES MINIMUM AND 0.8095 INCHES MAXIMUM IN |
| Split Hub Feature | NOT INCLUDED |
| Bore Length | 1.500 INCHES NOMINAL IN |
| Design Form | WEBBED |
| Web/spoke Relationship to Face Centerline | OFFSET |
| Groove Shape | V |
| Outside Diameter | 9.000 INCHES NOMINAL IN |
| Keying Facility Type | TAPERED KEYWAY |
| Taper Major Diameter Location | AA END |
| Quantity | 1 |
| Style Designator | WEBBED OR SPOKED |
| Pitch Diameter | 8.000 INCHES NOMINAL IN |
| Groove Depth | 0.6248 INCHES NOMINAL IN |
| Bore Type | TAPERED |
| Bearings | NOT INCLUDED |
| Groove Quantity | 2 |
| Taper Bore Major Diameter | 0.995 INCHES MINIMUM AND 0.997 INCHES MAXIMUM IN |
| V Groove Angle in Deg | 38.0 |
| Distance From Center of Bore to Bottom of Keyway | 0.6215 INCHES MINIMUM AND 0.6245 INCHES MAXIMUM IN |
| Keying Facility Largest Dimension Location | AA END |
| Keyway Width | 0.251 INCHES MINIMUM AND 0.256 INCHES MAXIMUM IN |
| Unable to Decode | UNABLE TO DECODE AND UNABLE TO DECODE |
| Distance From Outside Flange/rim to Hub End and Location | 0.375 INCHES NOMINAL AA END AND 0.219 INCHES NOMINAL BB END IN |
| Counterbore Feature | NOT INCLUDED |
| Material | IRON CAST OVERALL |
| 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 |
|---|---|
| 5174767 PRIMARY | Rolls-Royce Solutions America Inc (USA) |
| Reference | Meaning |
|---|---|
| 5174767 | 5/9 Secondary reference General Motors Corp |
NSN 3020-00-554-9068 is a Pulley,groove, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-554-9068 has 1 manufacturer part number on file: 5174767 (Rolls-Royce Solutions America Inc).
Key specifications for 5174767: Integral Cooling Vane: NOT INCLUDED; Hub Outside Diameter: 1.625 INCHES NOMINAL AA END IN; Hub Outside Diameter: 1.438 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.