Gear, Helical3020-00-374-4050

NSN 3020-00-374-4050 · NIIN 003744050

FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment

Government record, cited

Also searched as 3020-00-374-4050 · 3020003744050 · NIIN 003744050 · 00-374-4050 · FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · HD260H400 · HD260H00400

Nearby stock numbers ← 3020-00-374-3927 Gear, Helical · 3020-00-374-4104 Gear, Spur →

Features

Gear,helical — FSC 3020
Helix Angle: 35.2756 DEGREES
Teeth Quantity: 60
Tooth Direction: RIGHT
Pitch Diameter: 7.3495 INCHES NOMINAL IN
Nominal Outside Diameter: 7.542 INCHES IN
Material: IRON CAST OVERALL

Identification

NSN: 3020-00-374-4050
NIIN: 003744050
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment

General Description

The Gear,helical, cataloged under National Stock Number 3020-00-374-4050, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	3020-00-374-4050
Item Name	Gear,helical
FSC / FSG	3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
Status	ACTIVE
Helix Angle	35.2756 DEGREES
Teeth Quantity	60
Tooth Direction	RIGHT
Pitch Diameter	7.3495 INCHES NOMINAL IN
Nominal Outside Diameter	7.542 INCHES IN
Material	IRON CAST OVERALL

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
HD260H400	5/9 Secondary reference Teledyne Continental Motors Industrial Products Div Teledyne Industries Inc Sub of Teledyne Inc
HD260H00400	3/9 Design control — primary reference Teledyne Continental Motors Industrial Products Div Teledyne Industries Inc Sub of Teledyne Inc

No interchangeability data on file.

Other items in FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

3020-00-001-2090

3020-00-001-2090 · Item name not on file

3020-00-001-4468

3020-00-001-4468 · Item name not on file

3020-00-007-2779

GEAR,ANTIBACKLASH,SPUR

3020-00-009-4033

GEAR,SPUR

3020-00-031-2269

3020-00-031-2269 · Item name not on file

3020-00-146-4181

GEAR,IDLER

3020-00-146-4222

GEAR,IDLER

3020-00-425-7115

GEAR,HELICAL

Frequently Asked Questions

What is NSN 3020-00-374-4050?

NSN 3020-00-374-4050 is a Gear,helical, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.

What are the specifications of 3020-00-374-4050?

Key specifications for 3020-00-374-4050: Helix Angle: 35.2756 DEGREES; Teeth Quantity: 60; Tooth Direction: RIGHT; Pitch Diameter: 7.3495 INCHES NOMINAL IN. 6 specifications are documented in the U.S. Government catalog.

Is NSN 3020-00-374-4050 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

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.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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