Add products to your shopping cart

MROSupply Has Hundreds Of Brands, Millions Of Products, Including

Baldor Dodge Leeson Martin Sprocket Moline Bearing Nexen Rexnord WEG
NO21B

Image for Illustration purposes only. Actual product may vary

Boston 30215197 09890 NO21B DIAMETRAL PITCH: 3 D.P. TEETH: 21 PRESSURE ANGLE: 14.5 DEGREE

MODEL NO21B

BRAND

SKU

35077

WEIGHT

30.501 lb

UOM

each

Contact supplier for technical support on: 888-999-9860

$852.03 Each

Prices are subject to change

FREE SHIPPING ON ORDERS OVER $1

Select Quantity

GET A QUOTE

Free Gift with this product

Typically Ships in: 1 day

Returnable: See conditions

DescriptionSPUR GEAR, 3 DP, 14 1/2 PA, 21 TEETH, STEEL
Torque Rating (LB IN)10554 @ 300 RPM MAX
Keyway/SetscrewNO KWY OR SETSCREW
Pitch Diameter (IN)7. 000
Face Width (IN)3. 000
Bore Diameter (IN)1. 313
Hub Diameter (IN)0. 00

SKU: 38771

Gear box oil

This has been very hard to find. It’s the oil spec’ed for my 1950s Rockwell wedge bed planer gear box. I haven’t found it anyplace else.

Read more

SKU: 36216

Worm

Haven't used them yet, but they match the worm gear perfectly. They should serve the purpose for which I purchased them.

Read more

SKU: 34774

Quality

very high quality. using these gears in a model 9 cylinder radial engine with a 1" bore. about 8 h.p. , for oil pump a scavenge pump timing gears and distributor . very good quality gears.

Read more

SKU: 35599

80 tooth change gear

Exact part for the machine, deliverd quickly, and priced right!

Read more
Alternatives Products from another supplier. Note, it may not be identical in style or function to original item
S321

#251368

Brand

Martin Sprocket

Model

S321

$805.85 Each
Free Shipping orders over $1

When you get to checkout, you’ll be able to select a free gift! Depending on the cart value, you’ll be shown relevant gifts your order qualifies for.

$500

MRO Hat
MRO Golf Balls
MRO Hi-Vis Vests
MRO Mug

$750

32oz Water Bottle
Throw Blanket
30 piece Hex Set
Telescopic Pick Up

$1,250

Golf Cooler
11-in-1 Screw Driver Set
Gorilla Grip Knee Pad
John Deere Oilskin Hat

$2,500

Igloo 1/2 Gallon Jug
Rechargable Headlamp
Larix Trucker Hat

$5,000

Igloo 10 Gallon Cooler
Igloo Party Bucket Cooler
Klein Tools Speaker
Klein Tools 8-in-1

$7,500

GX-6F Pro Golf Range Finder
Bushnell Outdoorsman Speaker
Jaeger 24px Ratcheting Wrench Set
Aspen Beverage Bucket

Reviews

SKU: 38771

Gear box oil

This has been very hard to find. It’s the oil spec’ed for my 1950s Rockwell wedge bed planer gear box. I haven’t found it anyplace else.

Read more

SKU: 36216

Worm

Haven't used them yet, but they match the worm gear perfectly. They should serve the purpose for which I purchased them.

Read more

SKU: 34774

Quality

very high quality. using these gears in a model 9 cylinder radial engine with a 1" bore. about 8 h.p. , for oil pump a scavenge pump timing gears and distributor . very good quality gears.

Read more

SKU: 35599

80 tooth change gear

Exact part for the machine, deliverd quickly, and priced right!

Read more

Return policy

Item must be unused.

Item must be in it's original package.

25% Restocking, shipping and handling fees may apply to any return with this manufacturer.

For more information please consult https://www.mrosupply.com/page/returnwarranty-policy/