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Martin 08B21 Metric B-Hub plain bore sprocket for 08B (ISO 606/DIN 8187) British Standard metric roller chain, 12.7 mm pitch, 21 teeth, steel. Hub on one side for re-boring. 92.577 mm outside diameter, 85.211 mm pitch diameter. For light to medium duty power transmission drives.

Name: Martin 08B21 Metric B-Hub plain bore sprocket for 08B (ISO 606/DIN 8187) British Standard metric roller chain, 12.7 mm pitch, 21 teeth, steel. Hub on
Brand: Martin Sprocket
Price: 82.63 USD
Availability: InStock
Rating: 5.0 (4 reviews)

MODEL 08B21

BRAND

Martin Sprocket

SKU

258300

WEIGHT

1.800 lb

UOM

each

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

$82.63 Each

Prices are subject to change

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Typically Ships in: 1 day

Returnable: See conditions

Material

Steel

Number Of Teeth

Outside Dia

92.577 mm

Pitch

12.700 mm

Pitch Diameter

85.211 mm

Material	Steel	Width across Teeth/ Rows	20.886 mm
Chain Number	08B-1	Hub Configuration	B
Chain Pitch	12.700 mm	Hub Outside Diameter	70.002 mm
Number of Chain Rows	1	Length thru Bore	27.991 mm
Number of Teeth	21	Construction Detail	Solid
Outside Diameter	92.577 mm	Bore Type	Stock Bore
Pitch Diameter	85.211 mm	Min Bore Size	12.000 mm
Single Strand Tooth Thickness	7.366 mm	Max Bore Size	48.000 mm

Storage Dimension Length	3.645 in.	Weight	1.80 lbs.
Storage Dimension Width	3.645 in.	Individually Packaged	No
Storage Dimension Height	1.102 in.

SKU: 248336

Bushing

PROMPT SHIPPING AND WELL PACKAGED. THANKS

SKU: 250135

Has the parts

Its hard to find parts these days. When I reorder, they are in stock and shipped quickly.

SKU: 251157

21 tooth 12 dp spur gear

The 21 tooth 12 DP gear I bought arrived very quickly. It was exactly what I needed to fix my RV slide out. I had to machine it to fit, but I knew that when I ordered it. VERY SATISFIED!!!

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.

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

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Reviews

SKU: 248336

Bushing

PROMPT SHIPPING AND WELL PACKAGED. THANKS

SKU: 250135

Has the parts

Its hard to find parts these days. When I reorder, they are in stock and shipped quickly.

SKU: 251157

21 tooth 12 dp spur gear

The 21 tooth 12 DP gear I bought arrived very quickly. It was exactly what I needed to fix my RV slide out. I had to machine it to fit, but I knew that when I ordered it. VERY SATISFIED!!!

SKU: 256495

Nice sprocket

sprocket is very nice.

Martin 08B21 Metric B-Hub plain bore sprocket for 08B (ISO 606/DIN 8187) British Standard metric roller chain, 12.7 mm pitch, 21 teeth, steel. Hub on one side for re-boring. 92.577 mm outside diameter, 85.211 mm pitch diameter. For light to medium duty power transmission drives.

Return policy