The Gear,bevel, cataloged under National Stock Number 3020-01-285-0752, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 22 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-285-0752 |
| Item Name | Gear,bevel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Bore Nominal Diameter | 2.249 INCHES BOTH ENDS IN |
| Teeth Quantity | 30 |
| Body Style | PLAIN, SOLID |
| Pitch Angle | 45.0000 DEGREES |
| Bore Style | STRAIGHT SPLINE BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 1.270 INCHES SECOND END IN |
| First Step Nominal Length | 0.750 INCHES SECOND END IN |
| Teeth Type | STRAIGHT |
| Nominal Overall Length | 2.497 INCHES IN |
| Style Designator | SIDE FACE, BACK HUB PROTRUDING |
| Material Document and Classification | MIL-S-1222,TYP 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 5.0000 INCHES NOMINAL IN |
| First Step Nominal Diameter | 3.750 INCHES SECOND END IN |
| Hub Style Designator | 1 STEP SECOND END |
| Spline Quantity | 10 BOTH ENDS |
| End Nominal Length | 0.520 INCHES SECOND END IN |
| Nominal Outside Diameter | 5.183 INCHES IN |
| End Nominal Diameter | 3.347 INCHES SECOND END IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL OVERALL |
| Body Recess Nominal Depth | 0.219 INCHES FIRST END IN |
| Face Nominal Width | 1.188 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 |
| Reference | Meaning |
|---|---|
| 6110-125 ITEM 2 | 3/2 Design control — primary reference U.S. Government activity |
| 4553740 ITEM 2 | 5/2 Secondary reference U.S. Government activity |
| 4553740 ITEM 2 | 5/9 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
| 4553740 | D/9 Drawing number reference only U.S. Government activity |
| 6110-125 ITEM 2 | C/1 Advisory reference — outside the item-of-supply concept Huntington Ingalls Inc Div Newport News Shipbuilding |
NSN 3020-01-285-0752 is a Gear,bevel, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-01-285-0752: Bore Nominal Diameter: 2.249 INCHES BOTH ENDS IN; Teeth Quantity: 30; Body Style: PLAIN, SOLID; Pitch Angle: 45.0000 DEGREES. 22 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.