The Pulley,groove, cataloged under National Stock Number 3020-01-313-2217, 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 The Crosby Group Llc Dba the Crosby Group. Government technical data includes 16 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 | 3020-01-313-2217 |
| Primary Part Number | 4300018 |
| Item Name | Pulley,groove |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | The Crosby Group Llc Dba the Crosby Group |
| Status | ACTIVE |
| Hub Outside Diameter | 1.500 INCHES NOMINAL BOTH ENDS IN |
| Bore Feature | INCLUDED |
| Bearing Quantity | 1 |
| Groove Shape | U |
| Outside Diameter | 16.000 INCHES NOMINAL IN |
| Shaft Size for Which Designed | 1.500 INCHES NOMINAL IN |
| Style Designator | PLAIN |
| Groove Depth | 0.875 INCHES NOMINAL IN |
| Bore Type | TAPERED |
| Bearings | INCLUDED |
| Groove Quantity | 1 |
| Bearing Type | ROLLER |
| Unable to Decode | UNABLE TO DECODE |
| Material | STEEL OVERALL |
| Face Width | 2.188 INCHES NOMINAL IN |
| Groove Width | 0.875 INCHES NOMINAL IN |
| 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 |
|---|---|
| 4300018 PRIMARY | The Crosby Group Llc Dba the Crosby Group (USA) |
NSN 3020-01-313-2217 is a Pulley,groove, manufactured by The Crosby Group Llc Dba the Crosby Group, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-313-2217 has 1 manufacturer part number on file: 4300018 (The Crosby Group Llc Dba the Crosby Group).
1 possible match (shared part number, not a government interchangeability claim): 6150-01-566-9661. Verify interchangeability with system specifications before substitution.
Key specifications for 4300018: Hub Outside Diameter: 1.500 INCHES NOMINAL BOTH ENDS IN; Bore Feature: INCLUDED; Bearing Quantity: 1; Groove Shape: U. 16 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.