WE RECOMMEND THE USE OF CONTINUOUS GREASE OR OIL LUBRICATION FOR ALL RACK & PINION SYSTEMS – LIFE TIME CALCULATIONS AVAILABLE ON REQUEST Worms and Worm Wheels worm 7 .0 FAX: 01827 253390 www.apex-trans.co.uk TEL: 01827 253340 sales@apex-trans.co.uk Design Parameter Value Helix Angle STRAIGHT 0° Pressure Angle 20° Tooth Quality Q6 e25 Tooth Finish Case Hard + Ground Material 16MnCr5 (1.7131) Hardness 58~62 HRC MOD Tooth Number X * B Max Torque (Nm) *** Resultant Speed (rpm) Based on 2.5 m/s Travel Order Code Without Preload With Max. Preload 2 22 0.500 25 92 46 1061 113-020-122 3 15 0.167 30 109 55 1061 113-030-115 4 14 0.250 40 237 119 853 113-040-114 5 15 0.500 50 623 312 637 113-050-115 MOD Tooth Number X * B BCD PCD D1 D2 D3 D4 D5 D6 F H L L1** T N x Ø ° Order Code 2 22 0.500 25 63 46 6.6 11 40 36 50 80 10 4 40 23 6.4 16 x 22.5 113-020-122 3 15 0.167 30 63 46 6.6 11 40 36 52 80 10 4 45 23 6.4 16 x 22.5 113-030-115 4 14 0.250 40 80 58 9 15 50 45 66 100 13 6 58 38 8.6 12 x 30 113-040-114 5 15 0.500 50 125 80 11 18 80 65 90 160 20 6 75 38 10.6 12 x 30 113-050-115 42 L F H D3 D4 D5 L1 ±1.5 D2 D1 T B D2 D1 T F B D3 D4 H L L1 ±1.5 D5 FLANGE DIMENSIONS ACCORDING TO ISO 9409 D E F C 1 2 3 4 B A 3 2 1 5 4 6 WEIGHT: MATERIAL: DATE SIGNATURE NAME DEBUR AND BREAK SHAR EDGES FINISH: UNLESS OTHERWISE SPECIFIED: DIMENSIONS ARE IN MILLIMETERS SURFACE FINISH: TOLERANCES: LINEAR: ANGULAR: Q.A MFG APPV'D CHK'D DRAWN D4 D5 D6 N x BCD PCD FLANGE DIMENSIONS ACCORDING TO ISO 9409 C D 6 7 8 A B 123-020-122 WEIGHT: A3 SHEET 1 OF 1 SCALE:1:5 DWG NO. TITLE: REVISION DO NOT SCALE DRAWING MATERIAL: DATE SIGNATURE ME DEBUR AND BREAK SHARP EDGES FINISH: SPECIFIED: N MILLIMETERS For Anti-Backlash Applications * X = Addendum modification factor ** Dimension L1 can vary due to the nature of the preload adjustment mechanism *** Stated values based on 20,000 hours service life with continuous grease lubrication * X = Addendum modification factor Only one half of the double pinion transmits power at any given time hence all calculations should be based on half of the face width (B) Straight Double Pinions D3 D1 D2 T D5 F L H B D3 D1 D2 T F H L B D5 D E F C 1 2 3 4 B A 3 2 1 5 4 NAM UNLESS OTHERWISE S DIMENSIONS ARE IN SURFACE FINISH: TOLERANCES: LINEAR: ANGULAR: Q.A MFG APPV'D CHK'D DRAWN