The Gear,spur, cataloged under National Stock Number 3020-00-429-7368, 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 Abm Equipment, Llc. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-429-7368 |
| Primary Part Number | EA2878 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Abm Equipment, Llc |
| Status | ACTIVE |
| Keyway Nominal Width | 0.375 INCHES BOTH ENDS IN |
| Bore Nominal Diameter | 4.645 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 2.750 INCHES FIRST END IN |
| Hub Nominal Diameter | 2.750 INCHES SECOND END IN |
| Teeth Quantity | 17 |
| Body Style | PLAIN, SOLID |
| Bore Style | W/ KEYWAY BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.250 INCHES BOTH ENDS IN |
| Hardness Rating | 48.4 ROCKWELL C MINIMUM AND 62.2 ROCKWELL C MAXIMUM OVERALL |
| Nominal Overall Length | 2.750 INCHES IN |
| Style Designator | PROTRUDING HUBS |
| Pitch Diameter | 4.2450 INCHES MINIMUM AND 4.2500 INCHES MAXIMUM IN |
| Tooth Form | STANDARD |
| Hub Style Designator | PLAIN BOTH ENDS |
| Nominal Outside Diameter | 4.645 INCHES IN |
| Nominal Distance From Bore Center to Keyway Bottom | 0.950 INCHES BOTH ENDS IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL OVERALL |
| Face Nominal Width | 2.250 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 |
|---|---|
| EA2878 PRIMARY | Abm Equipment, Llc (USA) |
NSN 3020-00-429-7368 is a Gear,spur, manufactured by Abm Equipment, Llc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-429-7368 has 1 manufacturer part number on file: EA2878 (Abm Equipment, Llc).
Key specifications for EA2878: Keyway Nominal Width: 0.375 INCHES BOTH ENDS IN; Bore Nominal Diameter: 4.645 INCHES BOTH ENDS IN; Hub Nominal Diameter: 2.750 INCHES FIRST END IN; Hub Nominal Diameter: 2.750 INCHES SECOND END IN. 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.