The Gear,antibacklash,spur, cataloged under National Stock Number 3020-01-016-8017, 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 Malwin Electronics Corp.. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-016-8017 |
| Primary Part Number | 900-0066-28 |
| Item Name | Gear,antibacklash,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Malwin Electronics Corp. |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.125 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 0.187 INCHES FIRST END IN |
| Teeth Quantity | 24 |
| Bore Style | PLAIN BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.187 INCHES FIRST END IN |
| Style Designator | PROTRUDING HUB |
| Pitch Diameter | 0.2500 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Hub Style Designator | PLAIN FIRST END |
| Nominal Outside Diameter | 0.2708 INCHES IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL CORROSION RESISTING OVERALL |
| Face Nominal Width | 0.125 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 |
|---|---|
| 900-0066-28 PRIMARY | Malwin Electronics Corp. (USA) |
| 900-0066-28 PRIMARY | C and L Precision Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 900-0066 | D/9 Drawing number reference only Malwin Electronics Corp. |
NSN 3020-01-016-8017 is a Gear,antibacklash,spur, manufactured by Malwin Electronics Corp., classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-016-8017 has 2 manufacturer part numbers on file: 900-0066-28 (Malwin Electronics Corp.), 900-0066-28 (C and L Precision Co Inc).
Key specifications for 900-0066-28: Bore Nominal Diameter: 0.125 INCHES BOTH ENDS IN; Hub Nominal Diameter: 0.187 INCHES FIRST END IN; Teeth Quantity: 24; Bore Style: PLAIN BOTH ENDS. 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.