The Gear,worm, cataloged under National Stock Number 3020-01-287-4140, 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 Flowserve Corp Dba Automax Actuators Div Flowserve Us Company. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3020-01-287-4140 |
| Primary Part Number | 0501-188 |
| Item Name | Gear,worm |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Flowserve Corp Dba Automax Actuators Div Flowserve Us Company |
| Status | ACTIVE |
| Thread Form Direction | RIGHT-HAND |
| Bore Nominal Diameter | 0.750 INCHES SECOND END IN |
| Bore Style | STRAIGHT SPLINE SECOND END |
| Bore Style | PLAIN FIRST END |
| Style Designator | PROTRUDING HUB |
| Spline Quantity | 6 SECOND END |
| Nominal Outside Diameter | 1.625 INCHES 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 |
|---|---|
| 0501-188 PRIMARY | Flowserve Corp Dba Automax Actuators Div Flowserve Us Company (USA) |
| Reference | Meaning |
|---|---|
| 01-435-0383-4 PIECE 0501-188 | 5/9 Secondary reference Flowserve Corp Dba Automax Actuators Div Flowserve Us Company |
NSN 3020-01-287-4140 is a Gear,worm, manufactured by Flowserve Corp Dba Automax Actuators Div Flowserve Us Company, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-287-4140 has 1 manufacturer part number on file: 0501-188 (Flowserve Corp Dba Automax Actuators Div Flowserve Us Company).
Key specifications for 0501-188: Thread Form Direction: RIGHT-HAND; Bore Nominal Diameter: 0.750 INCHES SECOND END IN; Bore Style: STRAIGHT SPLINE SECOND END; Bore Style: PLAIN FIRST END. 7 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.