The Gear,worm Wheel, cataloged under National Stock Number 3020-01-072-0557, 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 Itw Food Equipment Group Llc Dba Hobart Service. Government technical data includes 20 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-072-0557 |
| Primary Part Number | B69349 |
| Item Name | Gear,worm Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Itw Food Equipment Group Llc Dba Hobart Service |
| Status | ACTIVE |
| Keyway Nominal Width | 0.188 INCHES BOTH ENDS IN |
| Bore Nominal Diameter | 0.669 INCHES BOTH ENDS IN |
| Helix Angle | 17.7498 DEGREES |
| Hub Nominal Diameter | 1.250 INCHES BOTH ENDS IN |
| Teeth Quantity | 29 |
| Body Style | WEBBED, SOLID |
| Tooth Direction | RIGHT |
| Bore Style | W/ KEYWAY BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.625 INCHES FIRST END IN |
| Throat Nominal Radius | 0.625 INCHES IN |
| Face Type | CONCAVE |
| Style Designator | ONE PROTRUDING HUB, ONE FLUSH HUB |
| Pitch Diameter | 2.9000 INCHES NOMINAL IN |
| Hub Style Designator | PLAIN BOTH ENDS |
| Nominal Outside Diameter | 3.300 INCHES IN |
| Nominal Distance From Bore Center to Keyway Bottom | 0.429 INCHES BOTH ENDS IN |
| Pressure Angle | 14.5000 DEGREES |
| Material | COPPER ALLOY OVERALL |
| Mating Thread Lead Quantity | 4 |
| Face Nominal Width | 0.625 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 |
|---|---|
| B69349 PRIMARY | Itw Food Equipment Group Llc Dba Hobart Service (USA) |
NSN 3020-01-072-0557 is a Gear,worm Wheel, manufactured by Itw Food Equipment Group Llc Dba Hobart Service, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-072-0557 has 1 manufacturer part number on file: B69349 (Itw Food Equipment Group Llc Dba Hobart Service).
Key specifications for B69349: Keyway Nominal Width: 0.188 INCHES BOTH ENDS IN; Bore Nominal Diameter: 0.669 INCHES BOTH ENDS IN; Helix Angle: 17.7498 DEGREES; Hub Nominal Diameter: 1.250 INCHES BOTH ENDS IN. 20 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.