The Gear,worm, cataloged under National Stock Number 3020-00-423-9516, 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 Caterpillar Inc Div Caterpillar Defense. Government technical data includes 18 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 | 3020-00-423-9516 |
| Primary Part Number | 5B1354 |
| Item Name | Gear,worm |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Thread Form Direction | RIGHT-HAND |
| Helix Angle | 29.7331 DEGREES |
| Nominal Distance Between Body Face and Protruding Hub End | 0.953 INCHES SECOND END IN |
| Nominal Distance Between Body Face and Protruding Hub End | 4.422 INCHES FIRST END IN |
| First Step Nominal Length | 0.234 INCHES BOTH ENDS IN |
| Face Type | STRAIGHT |
| Style Designator | PROTRUDING HUBS |
| Pitch Diameter | 1.7500 INCHES NOMINAL IN |
| First Step Nominal Diameter | 1.250 INCHES BOTH ENDS IN |
| Hub Style Designator | 1 STEP BOTH ENDS |
| Thread Form Quantity | 4 |
| End Nominal Length | 0.719 INCHES SECOND END IN |
| End Nominal Length | 4.183 INCHES FIRST END IN |
| Nominal Outside Diameter | 2.183 INCHES IN |
| End Nominal Diameter | 0.984 INCHES BOTH ENDS IN |
| Pressure Angle | 29.0000 DEGREES |
| Material | STEEL OVERALL |
| Face Nominal Width | 4.000 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 |
|---|---|
| 5B1354 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
NSN 3020-00-423-9516 is a Gear,worm, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-423-9516 has 1 manufacturer part number on file: 5B1354 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 5B1354: Thread Form Direction: RIGHT-HAND; Helix Angle: 29.7331 DEGREES; Nominal Distance Between Body Face and Protruding Hub End: 0.953 INCHES SECOND END IN; Nominal Distance Between Body Face and Protruding Hub End: 4.422 INCHES FIRST END IN. 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.