Hitachi

® Non-Standard Attachments WA-1 WA-2 Attachment WK-1 WK-2 Attachment AA-1 Attachment WSA-1 WSA-2 Attachment WSK-1 WSK-2 Attachment KK-1 Attachment ASME/ANSI Base Roller Chain Specifications Hitachi Roller Chain Number 35 40 50 60 80 100 120 Chain Pitch P 3/8 1/2 5/8 3/4 1 1 1/4 1 1/2 Chain Dimensions Are Given In Inches Inside Roller Pin Link Plate Link Plate Riv. Pin Cot. Pin Width Diameter Diameter Thickness Height Length Length W R D T H LR LC 0.188 0.200 0.141 0.050 0.354 0.236 0.272 0.312 0.312 0.156 0.060 0.463 0.327 0.378 0.375 0.400 0.200 0.080 0.577 0.402 0.465 0.500 0.469 0.234 0.094 0.691 0.504 0.555 0.625 0.625 0.312 0.125 0.921 0.646 0.732 0.750 0.750 0.375 0.156 1.154 0.776 0.917 1.000 0.875 0.437 0.187 1.382 0.976 1.126 Rated Working Load Average Carbon Stainless Chain Steel Steel Weight (Lbs) (Lbs) (Lbs/Ft) 490 115 0.23 820 190 0.40 1,410 300 0.66 1,940 450 0.98 3,300 770 1.69 5,080 1,130 2.62 6,930 1,700 3.86 ASME/ANSI Wide Contour and Double Lug Attachments Hitachi Roller Chain Number 40 50 60 80 WA-1, WA-2, WK-1 or WK-2 Attachments Tab Att. Hole Att. Hole Att. Plate C/L Chain C/L Chain Width Diameter Pitch Height Att. Hole Att. Edge M O N S J K 0.957 0.142 0.500 0.311 0.500 0.681 1.197 0.205 0.625 0.406 0.625 0.917 1.437 0.205 0.750 0.469 0.750 1.106 1.913 0.268 1.000 0.626 1.000 1.413 WSA-1, WSA-2, WSK-1 or WSK-2 Attachments Tab Att. Hole Att. Hole C/L Chain C/L Chain Width Diameter Pitch Att. Hole Top Att. M O N C X 0.957 0.142 0.500 0.500 0.728 1.197 0.205 0.625 0.625 0.906 1.437 0.205 0.750 0.720 1.051 1.913 0.268 1.000 0.970 1.358 AA-1 or KK-1 Attachments Tab Att. Hole Att. Plate C/L Chain C/L Chain Width Diameter Height Att. Hole Att. Edge M O S J K 0.375 0.142 0.311 0.500 0.681 0.500 0.205 0.406 0.625 0.917 0.625 0.205 0.469 0.750 1.106 0.750 0.268 0.626 1.000 1.413

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