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Free wheels

Chain - stretcher sprockets with ball bearing

Our chain-stretcher sprockets with ball bearing are supplied “ready for mounting”.They consist of a toothed wheel mounted on a ball bearing with double protection shield that guarantee a high resistance against break-age and wear. Bearing requires no maintenance. The wheels are in C45 steel and they are toothed according to DIN 8187, ISO 606.The ball bearing can operate at a temperature from - 20° C to + 120° C.


Z pitch ISO De Dp B1 A D1 F H J
23 8 x 1/8" 05B-1 62,2 58,75 2,8 7,0 16 +0.26 +0,13 40 18,3 12
21 * 3/8" x 7/32" 06B-1 67,6 63,91 5,3 5,3 16 +0.26 +0,13 40 18,3 12
22 3/8" x 7/32" 06B-1 70,6 66,93 5,3 5,3 16 +0.26 +0,13 40 18,3 12
18 1/2"x 1/8" 081-1 79,4 73,14 3,0 7,0 16 +0.26 +0,13 40 18,3 12
15 1/2" x 3/16" 083-1 67,4 61,09 4,5 7,0 16 +0.26 +0,13 40 18,3 12
16 1/2" x 3/16" 083-1 71,4 65,10 4,5 7,0 16 +0.26 +0,13 40 18,3 12
18 1/2" x 3/16" 083-1 79,4 73,14 4,5 7,0 17 +0.26 +0,13 40 18,3 12
14 1/2" x 5/16" 08B-1 61,9 57,07 7,2 7,2 18 +0.26 +0,13 40 18,3 12
16 1/2" x 5/16" 08B-1 69,9 65,10 7,2 7,2 19 +0.26 +0,13 40 18,3 12
18 1/2" x 5/16" 08B-1 78,0 73,14 7,2 7,2 20 +0.26 +0,13 40 18,3 12
14 5/8" x 3/8" 10B-1 78,2 71,34 9,1 9,1 21 +0.26 +0,13 40 18,3 12
15 5/8" x 3/8" 10B-1 83,2 76,36 9,1 9,1 22 +0.26 +0,13 40 18,3 12
17* 5/8" x 3/8" 10B-1 93,3 86,39 9,1 9,1 23 +0.26 +0,13 40 18,3 12
13 3/4" x 7/16" 12B-1 87,8 79,59 11,1 11,1 24 +0.26 +0,13 40 18,3 12
15 3/4" x 7/16" 12B-1 99,8 91,63 11,1 11,1 25 +0.26 +0,13 40 18,3 12
12 1" x 17,02 16B-1 109,7 98,14 16,2 16,2 20 +0.10 47 17,7 14
13 1"1/4 x 3/4" 20B-1 147,7 132,67 18,5 18,5 25 +0.10 52 21 15

Wheels for table top chains

Z pitch de dp D1 A
15 1 ”1/2 (38,1) 92,9 93,7 16 43,5
17 1 ”1/2 (38,1) 104,7 105,5 16 43,5
19 1 ”1/2 (38,1) 116,6 117,3 16 43,5
21 1 ”1/2 (38,1) 129,7 129,2 20 43,5
23 1 ”1/2 (38,1) 141,6 141,2 20 43,5
25 1 ”1/2 (38,1) 153,6 153,2 20 43,5
27 1 ”1/2 (38,1) 165,6 165,2 20 43,5
29 1 ”1/2 (38,1) 177,7 177,2 20 43,5
31 1 ”1/2 (38,1) 189,7 189,3 20 43,5

Chain - stretcher sprockets with balls and fastening bolt

Z pitch de dp A B1 C D E F
12 3/8” x 5/32” 40 36,80 7 3,5 11,7 3 23 7,2
10 1/2” x 1/8” 46 41,10 7 3 11,7 3 23 7,2
10 1/2” x 3/16” 46 41,10 7 4,5 11,7 3 23 7,2

Simplex free wheels

Z pitch de dp B1 A C
16 1/2" х 1/8" 71.4 65.1 3 14 15
18 1/2“ x 1/8“ 79,4 73,14 3 14 15

Industrial free wheels

Z pitch de dp A C E B1 D1 F H
13 1/2" х 1/8" 59.4 53.06 14.8 6 8.8 3 12 4 13.7

Weld - on hubs for taper bushes

code taper bushes A B C D E F
MSC 1210 73 60 25 16 9 10
MSC 1215 73 60 38 22 16 11
MSC 1610 83 70 25 16 9 10
MSC 1615 83 70 38 22 16 11
MSC 2012 96 90 32 22 10 12
MSC 2517 127 110 45 26 19 13
MSC 3020 152 130 51 27 24 18
MSC 3030 152 130 76 51 25 19
MSC 3525 184 155 65 40 25 25
MSC 3535 184 155 89 57 32 25
MSC 4040 225 195 102 70 32 35
MSC 4545 254 220 114 76 38 40
MSC 5050 276 242 127 89 38 40

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