The Gear,helical, cataloged under National Stock Number 3020-00-606-0841, 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 21 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-606-0841 |
| Primary Part Number | 60-420-0023-1 |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Flowserve Corp Dba Automax Actuators Div Flowserve Us Company |
| Status | ACTIVE |
| Bore Nominal Diameter | 1.563 INCHES BOTH ENDS IN |
| Helix Angle | 14.9167 DEGREES |
| Teeth Quantity | 46 |
| Body Style | PLAIN, SOLID |
| Tooth Direction | LEFT |
| Bore Style | PLAIN BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 2.095 INCHES FIRST END IN |
| First Step Nominal Length | 0.157 INCHES FIRST END IN |
| Teeth Type | SINGLE HELIX |
| Style Designator | PROTRUDING HUB |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE AND AISI/SAE 4140 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 4.6000 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| First Step Nominal Diameter | 2.250 INCHES FIRST END IN |
| Hub Style Designator | 1 STEP FIRST END |
| End Nominal Length | 0.157 INCHES FIRST END IN |
| Nominal Outside Diameter | 4.7670 INCHES IN |
| End Nominal Diameter | 1.906 INCHES FIRST END IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL COMP 4140 OVERALL |
| Face Nominal Width | 1.250 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 |
|---|---|
| 01-435-0027-5PC46 | Flowserve Corp Dba Automax Actuators Div Flowserve Us Company (USA) |
| 60-420-0023-1 PRIMARY | Flowserve Corp Dba Automax Actuators Div Flowserve Us Company (USA) |
NSN 3020-00-606-0841 is a Gear,helical, manufactured by Flowserve Corp Dba Automax Actuators Div Flowserve Us Company, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-606-0841 has 2 manufacturer part numbers on file: 01-435-0027-5PC46 (Flowserve Corp Dba Automax Actuators Div Flowserve Us Company), 60-420-0023-1 (Flowserve Corp Dba Automax Actuators Div Flowserve Us Company).
Key specifications for 60-420-0023-1: Bore Nominal Diameter: 1.563 INCHES BOTH ENDS IN; Helix Angle: 14.9167 DEGREES; Teeth Quantity: 46; Body Style: PLAIN, SOLID. 21 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.