The Gear,helical, cataloged under National Stock Number 3020-00-317-9293, 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 Banner Industries Inc Skinner Engine Co Div. Government technical data includes 18 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3020-00-317-9293 |
| Primary Part Number | TM3119 |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Banner Industries Inc Skinner Engine Co Div |
| Status | ACTIVE |
| Keyway Nominal Width | 0.6265 INCHES FIRST END IN |
| Bore Nominal Diameter | 2.2495 INCHES FIRST END IN |
| Helix Angle | 45.0000 DEGREES |
| Teeth Quantity | 20 |
| Body Style | PLAIN, SOLID |
| Tooth Direction | LEFT |
| Bore Style | W/ KEYWAY BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 2.969 INCHES FIRST END IN |
| Teeth Type | SINGLE HELIX |
| Hardness Rating | 52.0 ROCKWELL C MINIMUM AND 55.0 ROCKWELL C MAXIMUM OVERALL |
| Style Designator | PROTRUDING HUB |
| Material Document and Classification | FED STD 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 4.0405 INCHES NOMINAL IN |
| Hub Style Designator | THREADED FIRST END |
| Nominal Outside Diameter | 4.322 INCHES IN |
| Nominal Distance From Bore Center to Keyway Bottom | 1.3905 INCHES FIRST END IN |
| Material | STEEL OVERALL |
| Face Nominal Width | 8.000 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 |
|---|---|
| TM2017-1PCTM3119 | Banner Industries Inc Skinner Engine Co Div (USA) |
| TM3119 PRIMARY | Banner Industries Inc Skinner Engine Co Div (USA) |
| Reference | Meaning |
|---|---|
| CVE55S4102-474088PCTM3119 | 5/2 Secondary reference U.S. Government activity |
| CVE55S4102-474057PCTM3119 | 5/2 Secondary reference U.S. Government activity |
NSN 3020-00-317-9293 is a Gear,helical, manufactured by Banner Industries Inc Skinner Engine Co Div, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-317-9293 has 2 manufacturer part numbers on file: TM2017-1PCTM3119 (Banner Industries Inc Skinner Engine Co Div), TM3119 (Banner Industries Inc Skinner Engine Co Div).
Key specifications for TM3119: Keyway Nominal Width: 0.6265 INCHES FIRST END IN; Bore Nominal Diameter: 2.2495 INCHES FIRST END IN; Helix Angle: 45.0000 DEGREES; Teeth Quantity: 20. 18 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.