The Gear,helical, cataloged under National Stock Number 3020-01-103-3406, 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 19 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-103-3406 |
| Primary Part Number | 01-435-0029-5 PIECE 14 |
| 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 |
| Keyway Nominal Width | 0.250 INCHES BOTH ENDS IN |
| Bore Nominal Diameter | 1.125 INCHES BOTH ENDS IN |
| Helix Angle | 15.0000 DEGREES |
| Hub Nominal Diameter | 2.245 INCHES FIRST END IN |
| Teeth Quantity | 50 |
| Body Style | PLAIN, SOLID |
| Tooth Direction | RIGHT |
| Bore Style | W/ KEYWAY BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 1.746 INCHES FIRST END IN |
| Teeth Type | STRAIGHT |
| Style Designator | PROTRUDING HUB |
| Pitch Diameter | 3.5355 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Hub Style Designator | PLAIN FIRST END |
| Nominal Outside Diameter | 3.6300 INCHES IN |
| Nominal Distance From Bore Center to Keyway Bottom | 0.698 INCHES BOTH ENDS IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL OVERALL |
| Face Nominal Width | 0.878 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 |
|---|---|
| 01-435-0029-5 PIECE 14 PRIMARY | Flowserve Corp Dba Automax Actuators Div Flowserve Us Company (USA) |
| 60-421-0071-1 PRIMARY | Flowserve Corp Dba Automax Actuators Div Flowserve Us Company (USA) |
| Reference | Meaning |
|---|---|
| 60-421-0071-1 | 5/9 Secondary reference Timken Gears & Services Inc. Div Philadelphia Gear |
| 01-435-0029-5 PIECE 14 | 5/9 Secondary reference Timken Gears & Services Inc. Div Philadelphia Gear |
NSN 3020-01-103-3406 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 3020-01-103-3406 has 2 manufacturer part numbers on file: 01-435-0029-5 PIECE 14 (Flowserve Corp Dba Automax Actuators Div Flowserve Us Company), 60-421-0071-1 (Flowserve Corp Dba Automax Actuators Div Flowserve Us Company).
Key specifications for 01-435-0029-5 PIECE 14: Keyway Nominal Width: 0.250 INCHES BOTH ENDS IN; Bore Nominal Diameter: 1.125 INCHES BOTH ENDS IN; Helix Angle: 15.0000 DEGREES; Hub Nominal Diameter: 2.245 INCHES FIRST END IN. 19 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.