The Pulley Sector, cataloged under National Stock Number 3020-00-121-7658, 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 Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3020-00-121-7658 |
| Primary Part Number | 65209-06029-043 |
| Item Name | Pulley Sector |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| Status | ACTIVE |
| General Characteristics Item Description | BASIC ITEM IS PULLEY GROOVE MODIFIED AS FOLLOWS,3 HOLES 0.164 IN. DIA SPACED ON TRIANGLE 3.458 IN. BASE,1.477 IN. H,120.0 @DEG SECTOR REMOVED,2 CAMS ON 1 PULLEY FACE IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 65209-06029-043 PRIMARY | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
| 65209-06029-043 | Airbus Deutschland Gmbh -Werk Bremen- (DEU) |
| 65209-06029-043 | Aero Specialties Manufacturing Corp. (USA) |
| Reference | Meaning |
|---|---|
| 65209-06029 | D/9 Drawing number reference only Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
NSN 3020-00-121-7658 is a Pulley Sector, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-121-7658 has 3 manufacturer part numbers on file: 65209-06029-043 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), 65209-06029-043 (Airbus Deutschland Gmbh -Werk Bremen-), 65209-06029-043 (Aero Specialties Manufacturing Corp.).
Key specifications for 65209-06029-043: General Characteristics Item Description: BASIC ITEM IS PULLEY GROOVE MODIFIED AS FOLLOWS,3 HOLES 0.164 IN. DIA SPACED ON TRIANGLE 3.458 IN. BASE,1.477 IN. H,120.0 @DEG SECTOR REMOVED,2 CAMS ON 1 PULLEY FACE IN; End Item Identification: UNITED TEXHNOLOGIES SWITCH ACTUATOR,MODEL CH-35D. 1 specification is 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.
NSN 3020-00-121-7658 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.