Stop searching, install MROSupply Smart Check and see our price instantly wherever you browse.

Add products to your shopping cart

GA81B

Image for Illustration purposes only. Actual product may vary

View in markdown

Boston Gear GA81B 30216289 spur gear with 20 diametral pitch, 81 teeth, and 14.5 degree pressure angle. Made of steel with a bored hub for mounting on shafts. Suitable for general industrial power transmission applications requiring precise gear engagement.

MODEL GA81B

BRAND

SKU

35520

WEIGHT

0.901 lb

UOM

each

Contact supplier for technical support on: 800-626-2120

$140.34 Each

Prices are subject to change

FREE SHIPPING ON ORDERS OVER $100

Select Quantity

GET A QUOTE

Typically Ships in: 1 day

Returnable: See conditions

Bore Diameter (IN)

0. 625

Face Width (IN)

0. 375

Hub Diameter (IN)

1. 69

Outside Diameter (IN)

4. 150

Pitch Diameter (IN)

4. 050

Speed

900 RPM

Torque Rating (LB IN)

64. 6 @ 900 RPM MAX

Catalog Product Section

Engineering Data

Full Catalog

SKU: 6132994

Speed reducer purchase

The purchase was easy it did take two purchase until we got the correct part I guess it was a fault on both parts as we were looking at the wrong part number, but overall the purchase was good part fit perfectly. Thanks for your support.

SKU: 35989

Exactly what i needed

Item was exactly what I needed and a perfect fit for my project. Extremely happy.

SKU: 34746

Fast shipping

I ordered this part hoping it would arrive within 2 weeks because I had an emergency situation with an employee waiting to repair a piece of equipment at a customer’s location. The part actually arrived halfway across the country in 5 days including the weekend. MRO processed, packaged and shipped it with incredible speed. Thanks again!

SKU: 35645

Change gears

Found what I needed, fair price,...fast delivery....All Good!! Good job MRO Supply!

When will I be charged for my order?

Do you provide credit terms?

Can I get a discounted price? I am a reseller / government entity.

What is the return/warranty policy?

Can it be shipped today?

Does “Usually ships in 24 hours” mean it’s in stock?

Recently Viewed

#1314221

00156XT3H143T

WEG 00156XT3H143T NEMA Premium Explosion Proof three-phase motor, 1.5 HP, 3500 RPM, 575V, 60 Hz. 143T cast iron frame with TEFC enclosure. Class I Div 1 Groups C, D and Class II Div 1 Groups E, F, G certified. Class F insulation, 1.15 service factor.

Brand	WEG
Model	00156XT3H143T

$847.88 Each

Free Shipping orders over $100

#555628

20CG118

Linn Gear 20CG118 is a 20 diametral pitch steel change gear with 118 teeth and a 14.5° pressure angle. This gear is designed for use in lathe and milling machine gear trains, providing precise speed and feed changes. Made in USA.

Brand	Linn Gear
Model	20CG118

$92.36 Each

Free shipping

#2013812

4615-3000

Jason Industrial 4615-3000 is a 4615 series PVC water suction hose with a 3" inside diameter. The clear/white helix construction provides visibility of flow and reinforcement for suction service. This hose is designed for general water suction and discharge applications in industrial and agricultural settings.

Brand	Jason Industrial
Model	4615-3000

$6.94 Per Foot

#96762602

SUCFB206C0

NTN SUCFB206C0 is a 4-bolt stainless steel flange bearing with a 30 mm bore. It features a set screw locking mechanism and a stainless steel housing for corrosion resistance. Suitable for food-grade and washdown applications.

Brand	NTN Bearing
Model	SUCFB206C0

$283.26 Each

Free Shipping orders over $100

#1280163

0223-07135

Hub City 0223-07135 260 worm integral accessory for worm gear drives. 50:1 ratio, 182TC input frame. Integral worm shaft replacement component for Hub City 260 series reducers.

Brand	HubCity
Model	0223-07135

Call for pricing

#478834

10287372

Rexnord Omega 7300265 3 HSB elastomeric coupling hub with a 1.375 in nominal straight bore, 1.500 in hub length, and steel construction. This standard bore hub features a single 0.3123 in x 0.1563 in keyway and one set screw. The hub barrel outside diameter is 1.99 in with a shoulder diameter of 2.320 in.

Brand	Rexnord
Model	10287372

$76.70 Each

Free shipping

#118018

311118

Dodge 311118 stainless flow charge number 7 for FLEXIDYNE variable speed drives. This grease/lubricant accessory is designed for coupling maintenance and ensures proper operation of mechanical soft-start couplings.

Brand	Dodge
Model	311118

$193.44 Each

Free Shipping orders over $100

#96762664

SUCFBL206-20

NTN SUCFBL206-20 is a 3-bolt stainless steel flange bearing unit with a 1-1/4 inch bore and set screw locking. The stainless steel housing provides corrosion resistance for food-grade and washdown applications. This mounted unit is suitable for conveyors, packaging equipment, and food processing machinery.

Brand	NTN Bearing
Model	SUCFBL206-20

$200.98 Each

Free Shipping orders over $100

Reviews

SKU: 6132994

Speed reducer purchase

The purchase was easy it did take two purchase until we got the correct part I guess it was a fault on both parts as we were looking at the wrong part number, but overall the purchase was good part fit perfectly. Thanks for your support.

SKU: 35989

Exactly what i needed

Item was exactly what I needed and a perfect fit for my project. Extremely happy.

SKU: 34746

Fast shipping

I ordered this part hoping it would arrive within 2 weeks because I had an emergency situation with an employee waiting to repair a piece of equipment at a customer’s location. The part actually arrived halfway across the country in 5 days including the weekend. MRO processed, packaged and shipped it with incredible speed. Thanks again!

SKU: 35645

Change gears

Found what I needed, fair price,...fast delivery....All Good!! Good job MRO Supply!