M Series Steel Ball Transfer Units by Omnitrack

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Switch measurements:
Part Load (lb)Load (kg) Weight BALL ⌀ ″Ball Ø (mm) A A* B B* C D E$ fromFile icon FilesAdd to Cart
PartLoad (lb)Load (kg)$ from
M12 55 25 0.084 0.038 1/2" 12 0.866 22 - - 0.315 8 - - 0.126 3.2 1.063 27 0.657 16.7 $11,84PDF Step
M14 132 60 0.117 0.053 5/8" 15 0.945 24 0.984 - 1.004 25 - 25.5 0.319 8.1 0.331 8.4 0.197 5 1.181 30 0.787 20 $24,92PDF Step
M15 132 60 0.130 0.059 5/8" 15 0.945 24 0.984 - 1.004 25 - 25.5 0.374 9.5 0.386 9.8 0.157 4 1.220 31 0.827 21 $24,81PDF Step
M22 397 180 0.417 0.189 7/8" 22 1.417 36 1.457 - 1.465 37 - 37.2 0.386 9.8 0.398 10.1 0.150 3.8 1.772 45 1.201 30.5 $26,77PDF Step
M25 441 200 0.425 0.193 1" 25 1.496 38 - - 0.512 13 - - 0.236 6 1.811 46 1.201 30.5 $24,43PDF Step
M30 772 350 0.794 0.360 1 3/16" 30 1.772 45 1.823 - 1.839 46.3 - 46.7 0.543 13.8 0.552 14.01 0.228 5.8 2.165 55 1.449 36.8 $43,33PDF Step
M45 1323 600 2.227 1.010 1 3/4" 45 2.441 62 2.480 - 2.500 63 - 63.5 0.748 19 0.760 19.3 0.354 9 2.953 75 2.106 53.5 $133,91PDF Step
M60 3307 1500 8.180 3.710 2 3/8" 60 3.937 100 - - 1.181 30 - - 0.591 15 4.606 117 3.051 77.5 $696,67PDF Step
M12A 44 20 0.084 0.038 1/2" 12 0.866 22 - - 0.315 8 - - 0.126 3.2 1.063 27 0.657 16.7 $19,96PDF Step
M14A 110 50 0.117 0.053 5/8" 15 0.945 24 0.984 - 1.005 26 - 25.5 0.319 8.1 0.331 8.4 0.197 5 1.181 30 0.787 20 $34,31PDF Step
M15A 110 50 0.130 0.059 5/8" 15 0.945 24 0.984 - 1.009 30 - 25.5 0.374 9.5 0.386 9.8 0.157 4 1.220 31 0.827 21 $18,80PDF Step
M22A 397 180 0.415 0.188 7/8" 22 1.417 36 1.457 - 1.466 38 - 37.2 0.386 9.8 0.398 10.1 0.150 3.8 1.772 45 1.201 30.5 $38,42PDF Step
M25A 309 140 0.423 0.192 1" 25 1.496 38 - - 0.512 13 - - 0.236 6 1.811 46 1.201 30.5 $36,09PDF Step
M30A 772 350 0.787 0.357 1 3/16" 30 1.772 45 1.823 - 1.840 46.3 - 46.8 0.543 13.8 0.552 14.01 0.228 5.8 2.165 55 1.449 36.8 $49,37PDF Step
M45A 1323 600 2.205 1 1 3/4" 45 2.441 62 2.480 - 2.500 64 - 63.5 0.748 19 0.760 19.3 0.354 9 2.953 75 2.106 53.5 $197,12PDF Step
M60A 2425 1100 8.422 3.820 2 3/8" 60 3.937 100 - - 1.181 30 - - 0.591 15 4.606 117 3.051 77.5 $1.363,34PDF Step
M12D 11 5 0.068 0.031 1/2" 12 0.866 22 - - 0.315 8 - - 0.126 3.2 1.063 27 0.657 16.7 $17,64PDF Step
M14D 22 10 0.086 0.039 5/8" 15 0.945 24 0.984 - 1.006 27 - 25.5 0.319 8.1 0.331 8.4 0.197 5 1.181 30 0.787 20 $30,73PDF Step
M15D 22 10 0.097 0.044 5/8" 15 0.945 24 0.984 - 1.010 31 - 25.5 0.374 9.5 0.386 9.8 0.157 4 1.220 31 0.827 21 $23,28PDF Step
M22D 44 20 0.331 0.150 7/8" 22 1.417 36 1.457 - 1.467 39 - 37.2 0.386 9.8 0.398 10.1 0.150 3.8 1.772 45 1.201 30.5 $38,07PDF Step
M25D 55 25 0.302 0.137 1" 25 1.496 38 - - 0.512 13 - - 0.236 6 1.811 46 1.201 30.5 $35,10PDF Step
M30D 55 25 0.611 0.277 1 3/16" 30 1.772 45 1.823 - 1.841 46.3 - 46.9 0.543 13.8 0.552 14.01 0.228 5.8 2.165 55 1.449 36.8 $106,78PDF Step
M45D 55 25 1.565 0.710 1 3/4" 45 2.441 62 2.480 - 2.500 65 - 63.5 0.748 19 0.760 19.3 0.354 9 2.953 75 2.106 53.5 $261,31PDF Step
M60D


Available in Standard, A and SS only

2 3/8" 60 3.937 100 - - 1.181 30 - - 0.591 15 4.606 117 3.051 77.5 -
M12SS 44 20 0.084 0.038 1/2" 12 0.866 22 - - 0.315 8 - - 0.126 3.2 1.063 27 0.657 16.7 $42,52PDF Step
M14SS 110 50 0.112 0.051 5/8" 15 0.945 24 0.984 - 1.007 28 - 25.5 0.319 8.1 0.331 8.4 0.197 5 1.181 30 0.787 20 $87,35PDF Step
M15SS 110 50 0.128 0.058 5/8" 15 0.945 24 0.984 - 1.011 32 - 25.5 0.374 9.5 0.386 9.8 0.157 4 1.220 31 0.827 21 $32,99PDF Step
M22SS 278 126 0.414 0.188 7/8" 22 1.417 36 1.457 - 1.468 40 - 37.2 0.386 9.8 0.398 10.1 0.150 3.8 1.772 45 1.201 30.5 $62,41PDF Step
M25SS Inquire Inquire Inquire Inquire 1" 25 1.496 38 - - 0.512 13 - - 0.236 6 1.811 46 1.201 30.5 -PDF Step
M30SS 485 220 0.787 0.357 1 3/16" 30 1.772 45 1.823 - 1.842 46.3 - 46.10 0.543 13.8 0.552 14.01 0.228 5.8 2.165 55 1.449 36.8 -$165,29PDF Step
M45SS 772 350 2.249 1.020 1 3/4" 45 2.441 62 2.480 - 2.500 66 - 63.5 0.748 19 0.760 19.3 0.354 9 2.953 75 2.106 53.5 $324,13PDF Step
M60SS Inquire Inquire Inquire Inquire 2 3/8" 60 3.937 100 - - 1.181 30 - - 0.591 15 4.606 117 3.051 77.5 -PDF Step
M1255 25
M14132 60
M15132 60
M22397 180
M25441 200
M30772 350
M451323 600
M603307 1500
M12A44 20
M14A110 50
M15A110 50
M22A397 180
M25A309 140
M30A772 350
M45A1323 600
M60A2425 1100
M12D11 5
M14D22 10
M15D22 10
M22D44 20
M25D55 25
M30D55 25
M45D55 25
M60D


Available in Standard, A and SS only

M12SS44 20
M14SS110 50
M15SS110 50
M22SS278 126
M25SSInquire Inquire
M30SS485 220
M45SS772 350
M60SSInquire Inquire

The M series push fit medium duty ball transfer units are machined from a solid steel & case hardened for wear resistance. Reinforced machined steel top cap protect against impact from misalignment of the conveyed item. Lubricated for life & zinc plated for resistance to corrosion.

Standard materials; Body & cap AISI 1015, Balls AISI 52100. Stainless steel upgrade ‘A’ & ‘SS’ feature AISI420 balls Shock Resistance & body.

Main ball sizes ≥19mm incorporate a felt seal to restrict contamination.
This series features a single drain hole. Machined from solid bar – Top flange.

Low Friction Low Friction
1 : 0,02
Speed Speed
1.5m/sec
Temperature Temperature
-30/+100ºC
Shock Resistence Shock Resistence
Orientation Horizontal / Up

Orientation Horizontal / Up


K & C Type Clips

  • Fixing clips compensate for irregularities in bore and diameter.
  • Ideal where only single-sided access of mounting surface is reachable.

Feature to display below:

Medium Duty Part BORE Ø MIN - MAX A$ fromFile icon FilesAdd to Cart
PartMedium Duty$ from
M12 K12 0.905 - 0.925 23.0 - 23.5 0.866 22 $3,52
M14 | M15 K15 0.984 - 1.004 25.0 - 25.5 0.945 24 $2,95
M14 | M15 C15 0.976 – 0.984 24.8 - 25.0 0.945 24 $4,57
M22 K22 1.457 - 1.476 37.0 - 37.5 1.417 36 $3,39
M22 C22 1.457 - 1.465 37.0 - 37.2 1.417 36 $3,21
M30 K30 1.811 - 1.831 46.0 - 46.5 1.772 45 $4,74
M30 C30 1.823 - 1.839 46.3 - 46.7 1.772 45 $7,17
M45 K45 2.480 - 2.500 63.0 - 63.5 2.441 62 $6,59
K12M12
K15M14 | M15
C15M14 | M15
K22M22
C22M22
K30M30
C30M30
K45M45
Optimal Retantion ≥ 3mm
optimal retention clips
  1. Fit clip to mounting bore.
  2. Push ball unit though clip.
  3. Peripheral tags expand & grip the ball unit.
clip diagram
K-clip Spring Steel
clip diagram
C-clip Stainless Steel
clip diagram
Other clips available.

Tolerance Rings

  • Compensate for irregularities in bore & diameter.
  • Ideal where only single-sided access of mounting surface is reachable.

Feature to display below:

Medium Duty Part A Bore Ø MIN / MAX B$ fromFile icon FilesAdd to Cart
PartMedium Duty$ from
M12 TR20 0.787 20 0.858 - 0.868 21.80 - 22.05 0.472 12 $2,17
M14 | M15 TR24 0.945 24 1.010 - 1.020 25.65 - 25.90 0.591 15 $2,49
M22 TR36 1.417 36 1.488 - 1.496 37.80 - 38.00 0.472 12 $2,69
M30 TR45 1.772 45 1.843 - 1.850 46.80 - 47.00 0.591 15 $2,77
TR60 2.362 60 2.445 - 2.453 62.10 - 62.30 0.787 20 $4,98
M60 TR100 3.937 100 4.085 - 4.096 103.75 - 104.05 0.866 20 $4,44
TR20M12
TR24M14 | M15
TR36M22
TR45M30
TR60
TR100M60
transfer ball unit tolerance ring

Similar Heavy Duty models:

  • Maximum capacity at any angles of orientation.
  • Heavy duty precision machined construction.
  • “Endless track” design – smoothest precision.
  • Service kits & factory spares since 1954.
2 year warranty logo
Subject to usage & conditions.

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