The Gear,spur, cataloged under National Stock Number 3020-00-877-1439, 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 General Electric Company. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-877-1439 |
| Primary Part Number | 655D877PC1 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Keyway Nominal Width | 0.250 INCHES BOTH ENDS IN |
| Bore Nominal Diameter | 1.188 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 2.000 INCHES SECOND END IN |
| Hub Nominal Diameter | 2.000 INCHES FIRST END IN |
| Teeth Quantity | 72 |
| Body Style | WEBBED, OFFSET, SOLID |
| Bore Style | W/ KEYWAY BOTH ENDS |
| Mounting Hole Type and Quantity | 4 PLAIN AXIALLY THROUGH BODY FIRST END |
| Nominal Distance Between Body Face and Protruding Hub End | 0.640 INCHES FIRST END IN |
| Nominal Distance Between Body Face and Protruding Hub End | 0.160 INCHES SECOND END IN |
| Mounting Hole Nominal Diameter | 2.000 INCHES AXIALLY THROUGH BODY FIRST END IN |
| Style Designator | PROTRUDING HUBS |
| Pitch Diameter | 9.0000 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Hub Style Designator | PLAIN BOTH ENDS |
| Nominal Outside Diameter | 9.250 INCHES IN |
| Nominal Distance From Bore Center to Keyway Bottom | 0.655 INCHES BOTH ENDS IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL OVERALL |
| Bolt Hole Circle Nominal Diameter | 4.600 INCHES AXIALLY THROUGH BODY FIRST END IN |
| Attachment Method | MOUNTING HOLE |
| Face Nominal Width | 0.500 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 |
|---|---|
| 655D877PC1 PRIMARY | General Electric Company (USA) |
NSN 3020-00-877-1439 is a Gear,spur, manufactured by General Electric Company, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-877-1439 has 1 manufacturer part number on file: 655D877PC1 (General Electric Company).
Key specifications for 655D877PC1: Keyway Nominal Width: 0.250 INCHES BOTH ENDS IN; Bore Nominal Diameter: 1.188 INCHES BOTH ENDS IN; Hub Nominal Diameter: 2.000 INCHES SECOND END IN; Hub Nominal Diameter: 2.000 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.