The Gear,bevel, cataloged under National Stock Number 3020-01-184-9871, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-184-9871 |
| Item Name | Gear,bevel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Body Style | PLAIN, WITH LIGHTENING HOLES |
| Tooth Direction | RIGHT |
| Teeth Type | SPIRAL |
| Nominal Overall Length | 6.010 INCHES IN |
| Criticality Code Justification | FEAT |
| Style Designator | SIDE FACE, BACK HUB PROTRUDING |
| Pitch Diameter | 4.1070 INCHES NOMINAL IN |
| Surface Treatment | OXIDE OVERALL |
| Material | STEEL OVERALL |
| Counterbore Nominal Depth | 1.1800 INCHES SECOND END IN |
| Spline Pitch Diameter | 1.4375 INCHES NOMINAL SECOND END IN |
| Attachment Method | MOUNTING HOLE |
| Body Recess Nominal Depth | 0.7900 INCHES FIRST END IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 209-040-037-101 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3020-01-184-9871 is a Gear,bevel, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-01-184-9871: Body Style: PLAIN, WITH LIGHTENING HOLES; Tooth Direction: RIGHT; Teeth Type: SPIRAL; Nominal Overall Length: 6.010 INCHES IN. 13 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.
NSN 3020-01-184-9871 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.