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

Add products to your shopping cart

D40BTB21H

Image for Illustration purposes only. Actual product may vary

Martin D40BTB21H double strand taper-lock sprocket for #40 chain (1/2" pitch) with 21 teeth and hardened (Saber Tooth) steel construction. Uses 1610 series taper bushing (sold separately). Ideal for high-wear, abrasive, or slow-speed drive applications.

MODEL D40BTB21H

BRAND

Martin Sprocket

SKU

256523

WEIGHT

0.970 lb

UOM

each

Contact supplier for technical support on: 323-728-8117

$93.99 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

Material

Steel

Number Of Teeth

21

Outside Dia

3.617"

Pitch

0.500 in.

Material	Steel	Hub Configuration	B
Chain Number	40	Hub Outside Diameter	2.750 in.
Chain Pitch	0.500 in.	Hub Recessed For Chain	No
Number of Chain Rows	2	Construction Detail	Solid
Number of Teeth	21	Bore Type	Bushed TB
Outside Diameter	3.617 in.	Bushing Part Number	1610
Pitch Diameter	3.355 in.	Bushing Min Bore Size	0.500 in.
Single Strand Tooth Thickness	0.275 in.	Bushing Max Bore Size	1.625 in.
Hardened Teeth	Yes

Storage Dimension Length	3.617 in.	Weight	0.97 lbs.
Storage Dimension Width	3.617 in.	Individually Packaged	No
Storage Dimension Height	1.000 in.

SKU: 262256

Works great

Works perfect and made my gokart way faster

SKU: 2925122

Martin c5-20t-19-09

Quality product. Fast shipping!

SKU: 251099

Spur gear

Our Yellow Karcher "Duckee" steers once more. The spur gear works as advertised!!!

SKU: 256495

Nice sprocket

sprocket is very nice.

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

#2382544

KNF-50H41-M10H

System Plast KNF-50H41-M10H (part number 13493) is a conveyor bracket accessory designed for use in material handling and packaging conveyor systems. This component is part of the System Plast line of conveyor framework and hardware, compatible with ValuGuide and SpeedSet systems. Manufactured by Regal Rexnord, it provides reliable support and alignment for conveyor guide rails and frames.

Brand	System Plast
Model	KNF-50H41-M10H

$11.04 Each

Free shipping

#5769696

254-32-5/16X18-55

JWWINCO GN254-32-5/16X18-55 Tapered Bumper Stainless - Natural Rubber -Tapped - 5/16x18

Brand	JW Winco
Model	254-32-5/16X18-55

$15.68 Each

Free shipping

#6465113

AR40-04B-D

SMC AR40-04B-D REGULATOR MODULAR

Brand	SMC
Model	AR40-04B-D

$40.71 Each

Free shipping

#1495446

HM212049

Koyo HM212049 tapered roller bearing cup with 2.625" inner diameter, 4.8125" outer diameter, and 1.5" width. This inch-series cup is designed for use with the corresponding HM212048 cone in industrial gearboxes, conveyor systems, and heavy machinery applications.

Brand	Koyo Bearing
Model	HM212049

$38.09 Each

Free shipping

#5018381

HBL5362RFC1LA

Hubbell Wiring HBL5362RFC1LA RF CTRL RCPT SPLT CIRC 20A 5-20R LA

Brand	Hubbell Wiring
Model	HBL5362RFC1LA

$145.71 Each

Free Shipping orders over $100

#1971816

252356

Power Team 252356 is a socket head cap screw with 3/8-16 thread size and 5.50 inch length. This replacement screw is designed for use in Power Team hydraulic cylinders, pumps, and other high-pressure hydraulic equipment. The screw is made of alloy steel for strength and durability in demanding industrial applications.

Brand	Hydraulic Technologies
Model	252356

Add to cart to see price

Free shipping

#326409

61909-2RS1

SKF 61909-2RS1 is a 45mm bore deep groove ball bearing, double sealed with NBR rubber seals on both sides. It features a sheet metal cage and is made of standard bearing steel. Suitable for electric motors, pumps, and general industrial applications.

Brand	SKF Bearing
Model	61909-2RS1

$242.20 Each

Free Shipping orders over $100

#2783941

ECOP192440

BUNTING ECOP192440 1 - 3/16 x 1 - 1/2 x 2 - 1/2 SAE841 ECO (USDA H-1) SAE841 ECO (USDA H-1) Plain Bearing

Brand	Bunting Bearings
Model	ECOP192440

$11.88 Each

Free shipping

Reviews

SKU: 262256

Works great

Works perfect and made my gokart way faster

SKU: 2925122

Martin c5-20t-19-09

Quality product. Fast shipping!

SKU: 251099

Spur gear

Our Yellow Karcher "Duckee" steers once more. The spur gear works as advertised!!!

SKU: 256495

Nice sprocket

sprocket is very nice.