The Gear,helical, cataloged under National Stock Number 3020-01-490-7654, 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 Natural Gas Solutions North America Llc Div Industrial Products Group. Government technical data includes 16 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3020-01-490-7654 |
| Primary Part Number | 190420032 |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Natural Gas Solutions North America Llc Div Industrial Products Group |
| Status | ACTIVE |
| Keyway Nominal Width | 0.127 INCHES BOTH ENDS IN |
| Bore Nominal Diameter | 0.6980 INCHES BOTH ENDS IN |
| Helix Angle | 71.0000 DEGREES |
| Teeth Quantity | 7 |
| Body Style | PLAIN, SOLID |
| Tooth Direction | RIGHT |
| Bore Style | W/ KEYWAY BOTH ENDS |
| Precision Classification | QUALITY NUMBER 8 |
| Teeth Type | SINGLE HELIX |
| Style Designator | HUBLESS |
| Pitch Diameter | 1.1940 INCHES NOMINAL IN |
| Nominal Outside Diameter | 1.3000 INCHES IN |
| Nominal Distance From Bore Center to Keyway Bottom | 0.398 INCHES BOTH ENDS IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL OVERALL |
| Face Nominal Width | 1.1900 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 |
|---|---|
| 190420032 PRIMARY | Natural Gas Solutions North America Llc Div Industrial Products Group (USA) |
| 100061574 ITEM 19 | Natural Gas Solutions North America Llc Div Industrial Products Group (USA) |
| Reference | Meaning |
|---|---|
| 100061574 ITEM 19 | 5/9 Secondary reference Texsteam Inc Dba Txt or Rcs or Texsteam |
| 190420032 | 5/9 Secondary reference Texsteam Inc Dba Txt or Rcs or Texsteam |
NSN 3020-01-490-7654 is a Gear,helical, manufactured by Natural Gas Solutions North America Llc Div Industrial Products Group, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-490-7654 has 2 manufacturer part numbers on file: 190420032 (Natural Gas Solutions North America Llc Div Industrial Products Group), 100061574 ITEM 19 (Natural Gas Solutions North America Llc Div Industrial Products Group).
Key specifications for 190420032: Keyway Nominal Width: 0.127 INCHES BOTH ENDS IN; Bore Nominal Diameter: 0.6980 INCHES BOTH ENDS IN; Helix Angle: 71.0000 DEGREES; Teeth Quantity: 7. 16 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.