The Pulley,groove, cataloged under National Stock Number 3020-00-050-6928, 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 Telemechanics Inc. Government technical data includes 22 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-050-6928 |
| Primary Part Number | 180464 |
| Item Name | Pulley,groove |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Telemechanics Inc |
| Status | ACTIVE |
| Integral Cooling Vane | NOT INCLUDED |
| Hub Outside Diameter | 0.312 INCHES NOMINAL AA END IN |
| Hub Outside Diameter | 0.312 INCHES NOMINAL BB END IN |
| Bore Feature | INCLUDED |
| Split Hub Feature | NOT INCLUDED |
| Bore Length | 0.468 INCHES NOMINAL IN |
| Design Form | WEBBED |
| Groove Radius | 0.187 INCHES NOMINAL IN |
| Outside Diameter | 1.468 INCHES NOMINAL IN |
| Style Designator | WEBBED OR SPOKED |
| Groove Depth | 0.187 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Bearings | NOT INCLUDED |
| Groove Quantity | 1 |
| Unable to Decode | UNABLE TO DECODE AND UNABLE TO DECODE |
| Counterbore Feature | NOT INCLUDED |
| Bore Diameter | 0.189 INCHES NOMINAL IN |
| Material | PLASTIC OVERALL |
| Unable to Decode | UNABLE TO DECODE |
| Face Width | 0.468 INCHES NOMINAL IN |
| Groove Width | 0.374 INCHES NOMINAL IN |
| 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 |
|---|---|
| 180464 PRIMARY | Telemechanics Inc (USA) |
NSN 3020-00-050-6928 is a Pulley,groove, manufactured by Telemechanics Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-050-6928 has 1 manufacturer part number on file: 180464 (Telemechanics Inc).
1 possible match (shared part number, not a government interchangeability claim): 5999-01-702-7694. Verify interchangeability with system specifications before substitution.
Key specifications for 180464: Integral Cooling Vane: NOT INCLUDED; Hub Outside Diameter: 0.312 INCHES NOMINAL AA END IN; Hub Outside Diameter: 0.312 INCHES NOMINAL BB END IN; Bore Feature: 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.