The Gear,spur, cataloged under National Stock Number 3020-00-752-0226, 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 The Boeing Company Div Defense. Government technical data includes 22 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3020-00-752-0226 |
| Primary Part Number | 53-87835-3 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Teeth Quantity | 72 |
| Body Style | PLAIN, SOLID |
| Nominal Distance Between Body Face and Protruding Hub End | 0.077 INCHES SECOND END IN |
| Nominal Distance Between Body Face and Protruding Hub End | 0.200 INCHES FIRST END IN |
| First Step Nominal Length | 0.135 INCHES FIRST END IN |
| First Step Nominal Length | 0.013 INCHES SECOND END IN |
| Precision Classification | QUALITY NUMBER 8 |
| Nominal Overall Length | 0.339 INCHES IN |
| Style Designator | PROTRUDING HUBS |
| Material Document and Classification | QQ-S-764,TYPE 303,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 1.0000 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| First Step Nominal Diameter | 0.125 INCHES BOTH ENDS IN |
| Hub Style Designator | 1 STEP BOTH ENDS |
| End Nominal Length | 0.065 INCHES BOTH ENDS IN |
| Nominal Outside Diameter | 1.027 INCHES IN |
| Surface Treatment | PASSIVATE OVERALL |
| End Nominal Diameter | 0.093 INCHES SECOND END IN |
| End Nominal Diameter | 0.093 INCHES FIRST END IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL COMP 303 OVERALL |
| Face Nominal Width | 0.062 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 |
|---|---|
| 53-87835-3 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 53-87835 | D/9 Drawing number reference only Mcdonnell Douglas Corp Mcdonnell Douglas Electronic Systems Co |
| 53-87835-3 | 5/9 Secondary reference Mcdonnell Douglas Corp Mcdonnell Douglas Electronic Systems Co |
NSN 3020-00-752-0226 is a Gear,spur, manufactured by The Boeing Company Div Defense, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-752-0226 has 1 manufacturer part number on file: 53-87835-3 (The Boeing Company Div Defense).
Key specifications for 53-87835-3: Teeth Quantity: 72; Body Style: PLAIN, SOLID; Nominal Distance Between Body Face and Protruding Hub End: 0.077 INCHES SECOND END IN; Nominal Distance Between Body Face and Protruding Hub End: 0.200 INCHES FIRST END IN. 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.