The Pulley,engine Starter Rope, cataloged under National Stock Number 3020-00-972-7922, 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 Essex Industries, Inc. Dba Essex Industries. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3020-00-972-7922 |
| Primary Part Number | 230150 |
| Item Name | Pulley,engine Starter Rope |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Essex Industries, Inc. Dba Essex Industries |
| Status | ACTIVE |
| Miscellaneous Securing Provision and Location | PIN ON HUB |
| Hub Diameter | 1.750 INCHES NOMINAL IN |
| Length | 0.210 INCHES NOMINAL IN |
| Face Shape | GROOVED |
| Rope Accommodation Width | 0.875 INCHES NOMINAL IN |
| Diameter | 0.625 INCHES NOMINAL IN |
| Outside Diameter | 7.250 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Securing Device Type | TAPER KEYWAY |
| Rope Starter Retaining Notch Location and Quantity | 1 FLANGE |
| Material | ALUMINUM |
| Hub | INCLUDED |
| Hub Projection Length and Location | 0.750 INCHES NOMINAL BOTH ENDS 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 |
|---|---|
| 230150 PRIMARY | Essex Industries, Inc. Dba Essex Industries (USA) |
| Reference | Meaning |
|---|---|
| CFN70283 | 5/9 Secondary reference U.S. Government activity |
NSN 3020-00-972-7922 is a Pulley,engine Starter Rope, manufactured by Essex Industries, Inc. Dba Essex Industries, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-972-7922 has 1 manufacturer part number on file: 230150 (Essex Industries, Inc. Dba Essex Industries).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-513-8402. Verify interchangeability with system specifications before substitution.
Key specifications for 230150: Miscellaneous Securing Provision and Location: PIN ON HUB; Hub Diameter: 1.750 INCHES NOMINAL IN; Length: 0.210 INCHES NOMINAL IN; Face Shape: GROOVED. 13 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.