Gear units C D A B A3 C D A B A3 BOTH ENDS OF EACH RACK ARE MACHINED TO ALLOW FOR CONTINUOUS MOUNTING WE RECOMMEND THE USE OF A MOUNTING PIECE AND GREASE OR OIL LUBRICATION Worms and Worm Wheels worm 7 .0 FAX: 01827 253390 www.apex-trans.co.uk TEL: 01827 253340 sales@apex-trans.co.uk 33 MOD Pitch (mm) Length (mm) Tooth Number B H HA (PCD) HB L1 A1 A2 D1 D2 D3 C +0.5 T Mass (kg) Order Code 1.591 5 1920 384 20 19.5 17.91 7.5 60 10 30 4.5 7.5 4.5 - 5.3 5.4 146-916-120 1.591 5 1920 384 25 24.5 22.91 10 60 10 30 6.0 9.5 6.0 - 8.5 8.4 146-916-220 3.183 10 1920 192 30 29.75 26.57 11.5 60 10 30 7.0 11 7.0 - 9.0 11.2 146-931-220 MOD Pitch (mm) Length (mm) Tooth Number B H HA (PCD) HB L1 A1 A2 D1 D2 M1 M2 C +0.5 T Mass (kg) Order Code 1.591 5 1920 384 20 19.5 17.91 7.5 60 10 30 5.8 10 M4 8 - 6 5.4 146-816-120 1.591 5 1920 384 25 24.5 22.91 10 60 10 30 7 11 M5 11 - 7 8.4 146-816-220 3.183 10 1920 192 30 29.75 26.57 11.5 60 10 30 10 15 M6 13.5 - 9 11.2 146-831-220 Helix Angle Pressure Angle Tooth Quality Tooth Finish Material Hardness STRAIGHT 0° 20° Q9 h27 Milled C45 (1.0503) Soft 180° 90° Milled Contact Surfaces – For Linear Guides Economy Straight Racks L1 A1 A2 L1 L M2 H M1 HA HB D2 T B D1 C x 45 HB D E F C 1 2 3 4 B A 3 2 1 5 4 6 7 8 144-831-210 WEIGHT: SHEET 1 OF 1 SCALE:1:5 DWG NO. TITLE: REVISION DO NOT SCALE DRAWING MATERIAL: DATE SIGNATURE NAME DEBUR AND BREAK SHARP EDGES FINISH: UNLESS OTHERWISE SPECIFIED: DIMENSIONS ARE IN MILLIMETERS SURFACE FINISH: TOLERANCES: LINEAR: ANGULAR: Q.A MFG APPV'D CHK'D DRAWN L1 A1 A2 L1 L B D3 H HB HA T D2 D1 C x 45 HB D E F C 1 2 3 4 B A 3 2 1 5 4 6 7 8 144-931-210 WEIGHT: A SHEET 1 OF 1 SCALE:1:5 DWG NO. TITLE: REVISION DO NOT SCALE DRAWING MATERIAL: DATE SIGNATURE NAME DEBUR AND BREAK SHARP EDGES FINISH: UNLESS OTHERWISE SPECIFIED: DIMENSIONS ARE IN MILLIMETERS SURFACE FINISH: TOLERANCES: LINEAR: ANGULAR: Q.A MFG APPV'D CHK'D DRAWN