57 Cat. Item No. Working Tension Per Inch Width Min. Pulley Diameter Head - Tail Approximate Weight Pounds Per Inch Width Compound Lacing/Fastener Recommendations Flexco Plate/Rivet Flexco Hinged Alligator Staple Clipper Lace Alligator Lace 70 150 lbs. 6" 6" .088 lbs. SBR NA NA #125 NA NA 70a 150 lbs. 6" 6" .119 lbs. SBR NA NA #125 NA NA 71 150 lbs. 12" 8" .144 lbs. SBR #140/R5 #375 or 550 #187 NA NA 72 150 lbs. 12" 8" .156 lbs. SBR #140/R5 #375 or 550 NA NA NA 73 220 lbs. 16" 10" .166 lbs. SBR #140/R5 #375 or 550 NA NA NA 74 220 lbs. 16" 10" .166 lbs. MOR #140/R5 #375 or 550 NA NA NA 74a 220 lbs. 16" 10" .166 lbs. FR-MOR #140/R5 #375 or 550 NA NA NA 74b 220 lbs. 16" 10" .12 lbs. FR-VOR #140/R5 #375 or 550 NA NA NA 74c 220 lbs. 16" 10" .213 lbs. FR-SBR #190/R5 #375 or 550 NA NA NA 75 220 lbs. 16" 10" .181 lbs. SBR #140/R5 #375 or 550 NA NA NA 75a 225 lbs. 16" 10" .156 lbs. MOR #140/R5 #375 or 550 NA NA NA 75b 220 lbs. 16" 10" .181 lbs. MOR #140/R5 #375 or 550 NA NA NA 76 330 lbs. 16" 10" .145 lbs FR-VOR #190/R5 #550 NA NA NA 77 330 lbs. 18" 12" .213 lbs. SBR #190/R5-1/2 #550 NA NA NA 77a 330 lbs. 18" 12" .213 lbs. MOR #190/R5-1/2 #550 NA NA NA 77b 330 lbs. 18" 12" .15 lbs. MOR R5 #550 NA NA NA 77c 330 lbs. 18" 12" .125 lbs. SBR R2/R5 NA NA NA NA 77d 330 lbs. 18" 12" .181 lbs. SBR #190/R5-1/2 #550 NA NA NA 77e 440 lbs. 24" 16" .24 lbs. SBR BR-6/R5-1/2 NA NA NA NA 77f 330 lbs. 18" 12" .181 lbs. MOR #190/R5 #550 NA NA NA 78 330 lbs. 18" 12" .219 lbs. SBR #190/R5-1/2 #550 NA NA NA 79 225 lbs. 12" 8" .163 lbs. N/R #140/R5 NA NA NA NA 80 440 lbs. 24" 16" .269 lbs. SBR BR-10/R6 NA NA NA NA 80a 440 lbs. 24" 16" .344 lbs. SBR BR-10/R6 NA NA NA NA 80b 600 lbs. 24" 18" .313 lbs. SBR BR-10 / R6 NA NA NA NA 80e 600 lbs. 24" 18" .22 lbs. MOR BR-10/R 5-1/2 NA NA NA NA 81 220 lbs. 16" 10" .181 lbs. Nitrile #190 / R5 #375 or 550 NA NA NA 81a 330 lbs. 18" 12" .213 lbs. Nitrile #190/R5-1/2 #550 NA NA NA 82 220 lbs. 16" 10" .181 lbs. EPDM #190/R5 #375 or 550 NA NA NA 82b 330 lbs. 18" 12" .213 lbs. EPDM #190/R5-1/2 #550 NA NA NA 83a 225 lbs. 16" 10" .156 lbs. EPDM #190/R5 #375 or 550 NA NA NA 83c 440 lbs. 24" 16" .27 lbs. RMA Grade 1 BR-10/R5-1/2 N/R NA NA NA 83d 225 lbs. 16" 10" .14 lbs SBR R5 NA NA NA NA 84 NA NA NA .144 lbs. SBR NA NA NA NA NA 84a NA NA NA .073 lbs SBR NA NA NA NA NA 85 NA NA NA .181 lbs. SBR NA NA NA NA NA 85b NA NA NA .469 lbs. SBR NA NA NA NA NA 80d 600 lbs. 24" 18" .34 lbs. SBR BR-10/R6 NA NA NA NA 83b 440 lbs. 24" 16" .269 lbs. EPDM BR-6/R5-1/2 NA NA NA NA 83 330 lbs. 18" 12" .219 lbs. EPDM #190/R6 #550 NA NA NA 80c 600 lbs. 24" 18" .19 lbs. FR-VOR BR-6/R5-1/2 NA NA NA NA 85c NA NA NA .525 lbs. SBR NA NA NA NA NA 85a NA NA NA .281 lbs. SBR NA NA NA NA NA 89 220 lbs. 16" 10" .181 lbs. EPDM #190/R5 #375 or 550 NA NA NA 89b 330 lbs. 18" 12" .219 lbs. EPDM #190/R5-1/2 #550 NA NA NA 89a 330 lbs. 18" 12" .213 lbs. EPDM #190/R5-1/2 #550 NA NA NA 85c 440 lbs. 24" 16" .269 lbs. EPDM BR-6/R5-1/2 NA NA NA NA Safe Work Load PIW Conveyor| Elevator-Allow/Prefer Min. Pulley Diameter Conveyor / Elevator Max Bucket Projection Grain / Industrial 86/68 120 lbs. NR / NR 2" NR .09 lbs. NR NR NA NA #125 #1 #7 87/69 120 lbs. NR / NR 3" NR .075 lbs. NR NR NA NA #125 #1 #7 87a 200 lbs. NR / NR 4" NR .129 lbs NR NR R5 NA #187 #4-1/2 #27 88 100 lbs. NR / NR 2-1/2" NR .088 lbs. NR NR NA NA #125 #1 #7 90 120 lbs. NR / NR 2-/12" NR .075 lbs. NR NR NA NA #125 #2 #15 91 120 lbs. NR / NR 2-1/2" NR .069 lbs. NR NR NA NA #125 #2 #15 92 120 lbs. NR / NR 2" NR .056 lbs. NR NR NA NA #125 #1 #7 93 150 lbs. NR / NR 3" NR .106 lbs. NR NR NA NA #125 #3 #20 94 150 lbs. NR / NR 3" NR .075 lbs. NR NR NA NA #125 #2 #15 95 150 lbs. NR / NR 3" NR .056 lbs. NR NR NA NA #125 #1 #15 96 200 lbs. 200 lbs./185 lbs. 4" 8" .119 lbs. 6" 6" R5 #375 #187 #4-1/2 #27 97 200 lbs. NR / NR 4" NR .106 lbs. NR NR R5 NA #187 #4-1/2 #25