The Gear,spur, cataloged under National Stock Number 3020-00-602-5311, 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 Lockheed Martin Corporation. Government technical data includes 21 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-602-5311 |
| Primary Part Number | 886736 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Lockheed Martin Corporation |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.180 INCHES COUNTER BORE SECOND END IN |
| Teeth Quantity | 120 |
| Second Step Nominal Diameter | 2.180 INCHES FIRST END IN |
| Body Style | PLAIN, SOLID |
| Counterbore Nominal Diameter | 1.400 INCHES COUNTER BORE SECOND END IN |
| Bore Style | W/COUNTERBORE COUNTER BORE SECOND END |
| Nominal Distance Between Body Face and Protruding Hub End | 1.949 INCHES FIRST END IN |
| First Step Nominal Length | 0.250 INCHES FIRST END IN |
| Second Step Nominal Length | 0.250 INCHES FIRST END IN |
| Style Designator | PROTRUDING HUB |
| Pitch Diameter | 2.0000 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| First Step Nominal Diameter | 1.680 INCHES FIRST END IN |
| Hub Style Designator | 2 STEPS FIRST END |
| End Nominal Length | 1.450 INCHES FIRST END IN |
| Nominal Outside Diameter | 2.542 INCHES IN |
| End Nominal Diameter | 1.000 INCHES FIRST END IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | COPPER ALLOY OVERALL |
| Counterbore Nominal Depth | 0.460 INCHES COUNTER BORE SECOND END IN |
| Face Nominal Width | 0.104 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 |
|---|---|
| 886736 PRIMARY | Lockheed Martin Corporation (USA) |
| Reference | Meaning |
|---|---|
| 886736 | 5/9 Secondary reference L3 Aviation Products, Inc. Dba L3 Technologies |
NSN 3020-00-602-5311 is a Gear,spur, manufactured by Lockheed Martin Corporation, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-602-5311 has 1 manufacturer part number on file: 886736 (Lockheed Martin Corporation).
Key specifications for 886736: Bore Nominal Diameter: 0.180 INCHES COUNTER BORE SECOND END IN; Teeth Quantity: 120; Second Step Nominal Diameter: 2.180 INCHES FIRST END IN; Body Style: PLAIN, SOLID. 21 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.