Low Noise Drive Chain
• Reduces machine noise
• Improves work environment
• Increases productivity...and profits
• Eliminates the need for costly, hard-to-work-around soundproof enclosures
Selection Guidelines Directly interchangeable with ANSI chain
Use standard sprockets
Sizes Available in sizes 40 through 80
Minimum Tensile Strength Higher than ANSI standard minimums
Operating Temperatures 14°F to 140°F
Allowable Speed 650 ft./min.
Low Noise Chain Specifications (in.)
Inner Link’s Roller Inner Plate Pin Pitch Diameter Width Thickness Height Height Diameter Chain No. P R W T H h DL1+L2L1 L2 L
40SN .500 0.335 0.312 0.060 0.472 0.409 0.156 0.717 0.325 0.392 0.709
50SN .625 0.425 0.375 0.080 0.591 0.512 0.200 0.878 0.406 0.472 0.886
60SN .750 0.496 0.500 0.094 0.713 0.614 0.234 1.087 0.506 0.581 1.110
80SN 1.000 0.661 0.625 0.125 0.949 0.819 0.312 1.398 0.640 0.758 1.417
ANSI Low Noise Low Noise Minimum Tensile Avg. Tensile Maximum Strength Strength Allowable Approx. Weight No. of Chain No. (lbs.)(lbs.)(lbs./ft.)
Tension (lbs.)Links/10 ft.
40SN 3,125 4,250 810 0.43 240
50SN 4,880 7,050 1,430 0.70 192
60SN 7,030 9,900 1,980 1.03 160
80SN 12,500 17,600 3,300 1.79 120
U.S. Tsubaki
