The Gear,bevel, cataloged under National Stock Number 3020-00-385-7786, 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 Army, United States Department of the Dba Rock Island Arsenal Jmtc. Government technical data includes 13 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 | 3020-00-385-7786 |
| Primary Part Number | 7188337 |
| Item Name | Gear,bevel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Army, United States Department of the Dba Rock Island Arsenal Jmtc |
| Status | ACTIVE |
| Backlash Designation | GRADE B |
| Body Style | PLAIN, SOLID |
| Counterbore Nominal Diameter | 2.0312 INCHES FIRST END IN |
| Nominal Distance Between Body Face and Protruding Hub End | 1.000 INCHES SECOND END IN |
| Teeth Type | STRAIGHT |
| Hardness Rating | 28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| Nominal Overall Length | 2.642 INCHES IN |
| Style Designator | PERIPHERAL FACE, BACK HUB PROTRUDING |
| Pitch Diameter | 4.0000 INCHES NOMINAL IN |
| Surface Treatment | PHOSPHATE OVERALL |
| Material | STEEL OVERALL |
| Body Recess Nominal Depth | 0.2060 INCHES FIRST END IN |
| Face Nominal Width | 1.500 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 |
|---|---|
| 7188337 PRIMARY | Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA) |
NSN 3020-00-385-7786 is a Gear,bevel, manufactured by Army, United States Department of the Dba Rock Island Arsenal Jmtc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-385-7786 has 1 manufacturer part number on file: 7188337 (Army, United States Department of the Dba Rock Island Arsenal Jmtc).
Key specifications for 7188337: Backlash Designation: GRADE B; Body Style: PLAIN, SOLID; Counterbore Nominal Diameter: 2.0312 INCHES FIRST END IN; Nominal Distance Between Body Face and Protruding Hub End: 1.000 INCHES SECOND END 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.
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.