The Pulley,groove, cataloged under National Stock Number 3020-00-079-8368, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3020-00-079-8368 |
| Primary Part Number | 5116483 |
| 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 | 1.496 INCHES MINIMUM AND 1.499 INCHES MAXIMUM AA END IN |
| Bore Feature | INCLUDED |
| Securing Method | THREADED HOLE(S) |
| Split Hub Feature | NOT INCLUDED |
| Bore Length | 1.340 INCHES NOMINAL IN |
| Design Form | SPOKED AND WEBBED |
| Outside Diameter | 5.380 INCHES NOMINAL IN |
| Style Designator | WEBBED OR SPOKED |
| Groove Depth | 0.562 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Bearings | NOT INCLUDED |
| Counterbore Depth | 0.520 INCHES NOMINAL IN |
| Groove Quantity | 2 |
| Counterbore Location | AA END |
| V Groove Angle in Deg | 36.0 |
| Counterbore Diameter | 1.120 INCHES NOMINAL IN |
| Securing Hole Quantity | 4 |
| Thread Size | 5.16-18 |
| Unable to Decode | UNABLE TO DECODE AND UNABLE TO DECODE |
| Hole Location | EQUALLY SPACE 90.0 DEG APART PARALLEL TO BORE ON 2.875 IN.DIA BOLT CIRCLE IN |
| Counterbore Feature | INCLUDED |
| Bore Diameter | 0.744 INCHES MINIMUM AND 0.745 INCHES MAXIMUM IN |
| Material | IRON CAST OVERALL |
| Unable to Decode | UNABLE TO DECODE |
| Face Width | 1.760 INCHES NOMINAL IN |
| Groove Width | 0.500 INCHES NOMINAL IN |
| Securing Location | PULLEY SURFACE |
| 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 |
|---|---|
| 5116483 PRIMARY | Rolls-Royce Solutions America Inc (USA) |
| Reference | Meaning |
|---|---|
| 5116483 | 5/9 Secondary reference General Motors Corp |
NSN 3020-00-079-8368 is a Pulley,groove, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-079-8368 has 1 manufacturer part number on file: 5116483 (Rolls-Royce Solutions America Inc).
Key specifications for 5116483: Integral Cooling Vane: NOT INCLUDED; Hub Outside Diameter: 1.496 INCHES MINIMUM AND 1.499 INCHES MAXIMUM AA END IN; Bore Feature: INCLUDED; Securing Method: THREADED HOLE(S). 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.