Issue link: http://www.e-digitaleditions.com/i/206043
81X LUMBER CHAINS 81X Lumber Chains are available in standard, Heavy Series, HS Series, with or without attachments. DIMENSIONS - INCHES HITACHI CHAIN NUMBER ROLLER PITCH PIN DIA 81X 81XH 81XHS 81X Rooftop Pusher Attachment WIDTH DIA. R .906 .906 .906 .906 .906 P 2.609 2.609 2.609 2.609 2.609 W 1.062 1.062 1.062 1.062 1.062 D .437 .437 .437 .437 .437 PIN LENGTH SIDE PLATE THICKNESS F 1.125 1.264 1.264 1.562 3.125 T2 .156 .219 .312 .156 .156 T1 .156 .312 .312 .156 .156 RIV COTT A 1.890 2.376 2.52 2.52 B 2.063 2.496 2.690 2.690 2.066 AVG. AVG. UTL. WEIGHT STRENGTH PER FOOT Lbs. 25,000 42,000 42,000 25,000 25,000 Lbs./Ft. 2.6 4.5 5.1 6.0 1.4 WELDED STEEL Hitachi welded steel mill chains are recommended for most conveying, driving, and elevating applications where a high-strength steel rollerless chain is required. These chains will operate on the same sprockets as those of the replaceable cast chains.Hitachi welded steel mill chains are recommended for most conveying, driving, and elevating applications where a high-strength steel rollerless chain is required. These chains will operate on the same sprockets as those of the replaceable cast chains. DIMENSIONS - INCHES HITACHI CHAIN NUMBER BARREL PITCH WR78 WR82 WR124 WR132 WH78 P 2.609 3.075 4.000 6.050 2.609 WH82 WH124 WH132 3.075 4.000 6.050 MAX. W 1 1/8 1 17/64 1 5/8 3 1 1/8 1 17/64 1 5/8 WR = Heat Treated Pins Only WH = All Parts Heat Treated 3 DIA. I 7/8 1 1/16 1 7/16 1 5/8 7 /8 11/16 17/16 1 5/8 PIN DIA. G 1/2 9/16 3/4 1 1/2 9/16 3/4 1 A 2 29/32 3 3/16 4 7/64 6 7/64 2 29/32 3 3/16 4 7/64 6 7/64 LENGTH B 1 5/8 1 25/32 2 25/64 3 25/64 1 5/8 1 25/32 2 25/64 3 25/64 LENGTH AVERAGE MAX. AVERAGE OF ULTIMATE WORKING WEIGHT THICKNESS BEARING STRENGTH LOAD PER FOOT EE D Lbs. Lbs. Lbs. 1/4 2 24,000 3,000 4.0 1/4 2 1/4 26,000 3,800 4.9 3/8 2 3/4 46,000 6,300 8.5 1/ 2 4 3/8 84,000 13,100 13.4 1/ 4 2 36,000 3,500 4.0 1/ 4 2 1/4 40,000 4,500 4.9 3/ 8 2 3/4 60,000 7,350 8.5 1/2 4 3/8 100,000 15,000 13.4 SIDE BAR C 1 31/64 1 5/8 2 7/64 3 5/32 1 31/64 1 5/8 2 7/64 3 5/32 HEIGHT F 1 1/8 1 1/4 1 1/2 2 1 1/8 1 1/4 1 1/2 2