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BOSTON Spur Gear: Inch, Pitch 16, 18 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, 18 Teeth, 1/2 in Bore Dia, 14.5° Pressure Angle

The BOSTON Spur Gear: Inch (SKU 1L957, MPN NB18B) is an inch-system spur gear with a standard hub, featuring 18 teeth, a 1/2 in bore diameter, and a 1.13 in pitch diameter. It is made of steel with a Pitch 16 and a…

SKU 3G-OTH-724437

Brand
BOSTON
Item
Spur Gear: Inch, Pitch 16, 18 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
NB18B
Type
Pitch 16, Steel
Material
Steel
Teeth
18
Keyway
No
Bore Dia
1/2 in
Pitch Dia
1.13 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 (SKU 1L957, MPN NB18B) is an inch-system spur gear with a standard hub, featuring 18 teeth, a 1/2 in bore diameter, and a 1.13 in pitch diameter. It is made of steel with a Pitch 16 and a 14.5° pressure angle, and has no keyway.

Frequently Asked Questions

What is the BOSTON NB18B spur gear used for?

The BOSTON NB18B spur gear is used in power transmission systems to transfer motion between parallel shafts. Its 14.5° pressure angle and steel construction suit moderate-load applications in conveyors, packaging machinery, and industrial drives where precise inch-system gearing is required.

What are the specifications of the BOSTON NB18B spur gear?

The BOSTON NB18B is an inch-system spur gear with 18 teeth, a 1/2 in bore diameter, and a 1.13 in pitch diameter. It has a Pitch 16, 14.5° pressure angle, is made of steel, and has no keyway. The manufacturer part number is NB18B.

Where to buy the BOSTON NB18B spur gear worldwide?

3G Electric supplies the BOSTON NB18B spur gear to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this inch-system spur gear with standard hub.

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 (16), pressure angle (14.5°), and bore diameter (1/2 in) to your shaft and mating gear. Ensure the material (steel) and tooth count (18) meet your torque and speed requirements. Consult a gear catalog for load ratings.

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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