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BOSTON Spur Gear: Inch, Pitch 16, 20 Teeth, 1/2 in Bore Dia, 14.5° Pressure Angle - Inch Spur Gears with Standard Hub
BOSTONInch Spur Gears with Standard Hub

BOSTON Spur Gear: Inch, Pitch 16, 20 Teeth, 1/2 in Bore Dia, 14.5° Pressure Angle

The BOSTON Spur Gear: Inch (MPN NB20B) is an inch-system spur gear with a standard hub, featuring 20 teeth, a 1/2 in bore diameter, a 1.25 in pitch diameter, and a 14.5° pressure angle. Made of steel with Pitch 16…

SKU 3G-OTH-724444

Brand
BOSTON
Item
Spur Gear: Inch, Pitch 16, 20 Teeth, 1/2 in Bore Dia, 14.5° Pressure Angle
Category
Inch Spur Gears with Standard Hub
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Technical Specifications

BOSTON
Manufacturer Part Number
NB20B
Type
Pitch 16, Steel
Material
Steel
Teeth
20
Keyway
No
Bore Dia
1/2 in
Pitch Dia
1.25 in
Pressure Angle
14.5°
System of Measurement
Inch
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BOSTON Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The BOSTON Spur Gear: Inch (MPN NB20B) is an inch-system spur gear with a standard hub, featuring 20 teeth, a 1/2 in bore diameter, a 1.25 in pitch diameter, and a 14.5° pressure angle. Made of steel with Pitch 16, this gear has no keyway and is designed for inch-system power transmission applications.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the BOSTON NB20B spur gear used for?

The BOSTON NB20B spur gear is used in inch-system power transmission applications where precise speed and torque transfer between parallel shafts is required. Common in industrial machinery, conveyors, and gearboxes, its 14.5° pressure angle and steel construction suit moderate-load, moderate-speed drives.

What are the specifications of the BOSTON NB20B spur gear?

The BOSTON NB20B is an inch-system spur gear with 20 teeth, Pitch 16, a 1/2 in bore diameter, 1.25 in pitch diameter, and 14.5° pressure angle. It is made of steel with no keyway and has a standard hub design for inch-system power transmission.

Where to buy BOSTON NB20B spur gear worldwide?

3G Electric supplies the BOSTON NB20B spur gear worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for a quote and lead time on this inch-system gear.

How to select the right BOSTON spur gear for my application?

To select the right BOSTON spur gear, match the system of measurement (inch), pitch, number of teeth, bore diameter, and pressure angle to your shaft and load requirements. The NB20B's 14.5° pressure angle suits standard industrial drives. Confirm keyway and hub style with your existing setup.

Used in

Common applications for BOSTON
Compressed air systems — BOSTON Easy Couple nitrile bulk air hoses with vinyl nitrile or neoprene covers
Water transfer and suction — BOSTON vinyl nitrile water suction and discharge hose assemblies with wire helix reinforcement
Petroleum handling — BOSTON corrugated cover gasoline hose assemblies for fuel transfer
Bulk material transport — BOSTON rubber blend material-handling hoses with natural rubber cover for grains and aggregates
Industrial maintenance — BOSTON hoses for general-purpose air and water applications in plant operations

BOSTON Products

3G Electric supplies BOSTON inch spur gears with standard hub. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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