The Gear,bevel, cataloged under National Stock Number 3020-00-153-7258, 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 Control Flow, Inc. Dba Control Flow Inc. Government technical data includes 19 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-153-7258 |
| Primary Part Number | 1001-525-8 |
| Item Name | Gear,bevel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Control Flow, Inc. Dba Control Flow Inc |
| Status | ACTIVE |
| Bore Nominal Diameter | 1.020 INCHES COUNTER BORE SECOND END IN |
| Hub Nominal Diameter | 1.875 INCHES SECOND END IN |
| Teeth Quantity | 15 |
| Body Style | PLAIN, SOLID |
| Counterbore Nominal Diameter | 1.313 INCHES COUNTER BORE SECOND END IN |
| Pitch Angle | 35.5333 DEGREES |
| Bore Style | PLAIN COUNTER BORE SECOND END |
| Nominal Distance Between Body Face and Protruding Hub End | 0.375 INCHES SECOND END IN |
| Teeth Type | STRAIGHT |
| Nominal Overall Length | 1.156 INCHES IN |
| Style Designator | PERIPHERAL FACE, BACK HUB PROTRUDING |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE AND AISI/SAE 3310 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 2.5000 INCHES NOMINAL IN |
| Hub Style Designator | PLAIN SECOND END |
| Nominal Outside Diameter | 2.834 INCHES IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL OVERALL |
| Counterbore Nominal Depth | 1.015 INCHES COUNTER BORE SECOND END IN |
| Face Nominal Width | 0.715 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 |
|---|---|
| 1001-525-8 | Control Flow, Inc. Dba Control Flow Inc (USA) |
| Reference | Meaning |
|---|---|
| 1001-525-8 | 5/9 Secondary reference Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division |
| 4HE217 | 3/9 Design control — primary reference Capitol Gears Inc |
NSN 3020-00-153-7258 is a Gear,bevel, manufactured by Control Flow, Inc. Dba Control Flow Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-153-7258 has 1 manufacturer part number on file: 1001-525-8 (Control Flow, Inc. Dba Control Flow Inc).
Key specifications for 1001-525-8: Bore Nominal Diameter: 1.020 INCHES COUNTER BORE SECOND END IN; Hub Nominal Diameter: 1.875 INCHES SECOND END IN; Teeth Quantity: 15; Body Style: PLAIN, SOLID. 19 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.