Martin D12BTB21

B00452UW70

Martin Roller Chain Sprocket, Taper Bushed, Type B Hub, Double Strand, 12B Chain Size, For 2517 Bushing, 19.05mm Pitch, 21 Teeth, 63.5mm Max Bore Dia., 137.82mm OD, 107.95mm Hub Dia., 30.33mm Width

Martin Roller Chain Sprocket, Taper Bushed, Type B Hub, Double Strand, 12B Chain Size, For 2517 Bushing, 19.05mm Pitch, 21 Teeth, 63.5mm Max Bore Dia., 137.82mm OD, 107.95mm Hub Dia., 30.33mm Widthzoom

Attributes

Key Value
Bore Dia. - Sprockets4.5571296048563
bore diameter:12.70 mm
Bore TypeBushed
bore type:Bushed
bushing bore range:1/2 to 2-1/2 in
bushing size:2517
bushing type:Taper Lock Bushing
Caliper Diameter115.393692246712
caliper diameter:115.4 mm
chain / sprocket type:Metric Roller Chain
chain number & pitch:12B / 3/4 in
Chain Roller Dia.12.065
chain roller diameter:12 mm
chain roller width:12 mm
hardened teeth:Non-Hardened Teeth
Hub Dia.108.839
Hub Dia. (In.)4.285
hub diameter:107.95 mm
hub outside diameter:109 mm
hub projection:14 mm
hub style:TB
hub type:B Hub
Length through Bore44.45
Length through Bore (In.1.75
length through bore:44.45 mm
manufacturer upc number:697950410500
MaterialSteel
material:Steel
maximum bore diameter:57.2 mm
number of hubs:1
Number of Rows2
number of strands acros.2
Number Of TeethIn Stock
Number of TeethIn Stock
number of teeth:In Stock
Outside Dia139.560 mm
Outside Dia.30.3276
Outside Dia. (In.)1.194
outside diameter:139.6 mm
overall width:44.45 mm
Pitch19.05, 19.050 mm
Pitch Dia.0.75
Pitch Dia. (In.)5.0321296048563
Pitch Diameter127.820 mm
pitch diameter:127.8 mm
pitch type:Single
Roller Width11.68
Sprocket Hub TypeTB
storage dimension heigh.1.75 mm
storage dimension lengt.5.49 mm
storage dimension width:5.49 mm
Storage Height1.75
Storage Length5.49305874987053
Storage Width5.49305874987053
surface treatment:Protective Coating
Tooth Thickness10.8712
tooth thickness:11 mm
tooth width:30 mm
TypeMetric Roller Chain
Weight3.4
weight:3.4 lbs
width across tooth sets:1.194 in

All Prices

Img Seller Supplier SKU Min Price MOQ In Stock Lead Time Brand Weight Preferred Tier
thumbzoomindustrialzone.comD12BTB21130.112In StockMartin1.0130.11 @ 2
thumbzoommotionindustries.com00205451158.531In StockMartin158.53 @ 1
thumbzoomZoroG2441150213.01In Stock14Martin Sprocket & Gear3.4213.0 @ 1
thumbzoomMRO Supply256143236.291In StockMartin Sprocket236.29 @ 1
thumbzoomPurvisD12BTB21262.341In StockMartin262.34 @ 1
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