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Martin 50BS21 1 3/8 Type B finished bore roller chain sprocket for #50 chain (5/8" pitch), 21 teeth, 1-3/8" bore with keyway and setscrews, 4.522" outside diameter. Steel construction with single hub. For power transmission drives requiring a stock finished bore sprocket.

Name: Martin 50BS21 1 3/8 Type B finished bore roller chain sprocket for #50 chain (5/8" pitch), 21 teeth, 1-3/8" bore with keyway and setscrews, 4.522" out
Brand: Martin Sprocket
Price: 72.39 USD
Availability: InStock
Rating: 5.0 (4 reviews)

MODEL 50BS21 1 3/8

BRAND

Martin Sprocket

SKU

262748

WEIGHT

2.030 lb

UOM

each

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

$72.39 Each

Prices are subject to change

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Returnable: See conditions

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Martin 50BS21 1 3/8 Type B finished bore roller chain sprocket for #50 chain (5/8" pitch), 21 teeth, 1-3/8" bore with keyway and setscrews, 4.522" outside diameter. Steel construction with single hub. For power transmission drives requiring a stock finished bore sprocket.

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HKK RC050R1A (50R10) ANSI 50 single strand roller chain, 5/8" pitch, 10 ft reel. Solid bushings and rollers, 0.200" pin diameter, 0.571" plate height, 0.080" plate thickness, 3/8" roller width, 0.400" roller diameter. Average ultimate strength 7,200 lbs, maximum allowable load 1,620 lbs. ANSI B29.1 compliant. Made in Japan.

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Bore

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Material

Steel

Number Of Teeth

Outside Dia

4.522"

Pitch

0.625 in.

Teeth

Material	Steel	Hub Outside Diameter	3.000 in.
Chain Number	50	Length thru Bore	1.000 in.
Chain Pitch	0.625 in.	Hub Recessed For Chain	No
Number of Chain Rows	1	Construction Detail	Solid
Number of Teeth	21	Bore Type	Bored To Size
Outside Diameter	4.522 in.	Finished Bore Size	1.375 in.
Pitch Diameter	4.193 in.	Key Way Size	5/16 X 5/32 in.
Single Strand Tooth Thickness	0.343 in.	Set Screw Size	5/16-18X5/16 in.
Hardened Teeth	No	Set Screw Location	1ss Over Keyway 1ss @ 90°
Hub Configuration	B
Storage Dimension Width	4.813 in.	Individually Packaged	Yes
Storage Dimension Height	1.060 in.

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