The Gear Rack, cataloged under National Stock Number 3020-00-149-7578, 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 L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3020-00-149-7578 |
| Primary Part Number | 395150-1 |
| Item Name | Gear Rack |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products |
| Status | ACTIVE |
| Teeth Quantity | 36 |
| Nominal Outside Radius | 2.540 INCHES IN |
| Mounting Hole Type and Quantity | 3 PLAIN TRANSVERSELY THROUGH BOTTOM |
| Teeth Type | SPUR |
| Style Designator | HUBLESS |
| Material Document and Classification | ASTM B150 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Tooth Form | STANDARD |
| Arc Nominal Length | 4.879 INCHES IN |
| Surface Treatment | PASSIVATE OVERALL |
| Pitch Radius | 2.5000 INCHES NOMINAL IN |
| Pressure Angle | 14.5000 DEGREES |
| Material | ALUMINUM AND BRONZE OVERALL |
| Attachment Method | MOUNTING HOLE |
| Face Nominal Width | 0.687 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 |
|---|---|
| 395150-1 PRIMARY | L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products (USA) |
| Reference | Meaning |
|---|---|
| 395150 | D/9 Drawing number reference only L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products |
NSN 3020-00-149-7578 is a Gear Rack, manufactured by L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-149-7578 has 1 manufacturer part number on file: 395150-1 (L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products).
Key specifications for 395150-1: Teeth Quantity: 36; Nominal Outside Radius: 2.540 INCHES IN; Mounting Hole Type and Quantity: 3 PLAIN TRANSVERSELY THROUGH BOTTOM; Teeth Type: SPUR. 14 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.