CKZ
ISO9001:2008
High Speed
with Outer Ring and Inner Ring
Single
Radial Bearing
Bearing Steel
Ckz One Way Bearing
Sealed
P6
Accept
Rich
Single Box or as Your Requirements
75-300mm
14-110mm
5-7 Days
SUMA or OEM
Single Box or as Your Requirements
P6
Changzhou, Jiangsu, China
84836000
Product Description
CKZ Sprag Freewheel Clutch One Way Backstop Clutch Bearing
Features of CKZ Backstop Clutch Cam Clutch
1.Type CKZ is sprag type overrunning clutch with bearing supported;
2.Limit speed is 600-1500r/min;
3.Nominal torque:180-8000N.m;
4.Applications:packing machine, goisting and conveying machinery, metallurgy machinery, mining machinery, petroleum machinery, chemical machinery, tubular cooler, power plant,etc.
5.CKZ overrunning clutch also named backstop, It is primarily used as a backstop and the dual power speed starter
Units are delivered oil or grease lubricated according to the type. It is a Formsprag USA design that uses tall sprags with multi-radius active surfaces. Designed specially for large size freewheels to compensate for any eccentricity due to bearing wear.
We can supply any bore size between the minimum and maximum specified in the table, including imperial sizes.
Catalogue of CKZ One way bearing
No. | Type | Nominal Torque Tn(Nm) | overrunning speed n(r/min) inner ring | D×L d×L1 | n-d F | Dia. | keyway b1×t1 | Weight m (kg) |
1 | CKZ75×47-14 | 180 | 1500 | 75×47 14×47 | 4-M6 depth 12, 15, uniform | 61 | 5×2.3 | 1.35 |
2 | CKZ77×63-19 | 180 | 1500 | 77×60 19×63 | 4-M6depth12, 15, uniform | 66 | 5×2.0 | 1.50 |
3 | CKZ80×61-20 | 200 | 1500 | 80×62 20×64 | 4-M6 depth 12, 15, uniform | 68 | 5×2.4 | 1.95 |
4 | CKZ80×62-30 | 200 | 1500 | 80×62 30×62 | keyway8×4.0 | 8×3.3 | 1.60 | |
5 | CKZ89×70-18 | 200 | 1300 | 89×68 18×70 | 4-M8 depth 20, 20, uniform | 73 | 6×2.8 | 2.00 |
6 | CKZ100×64-20 | 260 | 1200 | 100×64 20×64 | 6-M8 depth 15, 20, uniform | 88 | 8×3.3 | 2.50 |
7 | CKZ100×64-24 | 260 | 1200 | 100×64 20×64 | 6-M8 depth 15, 20, uniform | 88 | 8×3.3 | 2.40 |
8 | CKZ100×70-25 | 260 | 1200 | 100×68 25×70 | 6-M8 depth 12, 18, uniform | 88 | 7×2.7 | 3.00 |
9 | CKZ100×64-30 | 315 | 1200 | 100×64 30×64 | 6-M8 depth 12, 15, uniform | 88 | 8×3.3 | 2.85 |
10 | CKZ100×70-30 | 315 | 1200 | 100×68 30×70 | 6-M8 depth 12, 14, uniform | 88 | 8×3.3 | 3.04 |
11 | CKZ100×70-30F2 | 315 | 1200 | 100×68 30×70 | keyway10×5(L=25) | 8×3.3 | 3.20 | |
12 | CKZ100×82-30 | 315 | 1200 | 100×80 30×62 | 6-M8 depth 15, 20, uniform | 88 | 10×3.3 | 3.30 |
13 | CKZ100×82-30F2(oil seal) | 315 | 1200 | 100×68 30×82 | 6-M10 depth 20, 15, uniform | 88 | 10×3.3 | 4.54 |
14 | CKZ105×34-25 | 315 | 1200 | 105×26 25×34 | 6-Φ7 | 90 | 8×3.3 | 1.67 |
15 | CKZ105×51-28 | 315 | 1200 | 105×27 28×51 | 6-M8 | 88 | 8×3.3 | 2.80 |
16 | CKZ108×89-31.5 | 500 | 1200 | 108×86 31.5×89 | 4-M8 depth 15, 18, uniform | 92 | 10×3.3 | 4.97 |
No. | Type | Nominal Torque Tn(Nm) | overrunning speed n(r/min) inner ring | D×L d×L1 | n-d F | Dia. | keyway b1×t1 | Weight (kg) |
17 | CKZ110×78-35 | 500 | 1200 | 110×76 35×78 | 6-M8 depth 16, 20, uniform | 95 | 10×3.3 | 5.23 |
18 | CKZ120×92-38 | 630 | 1200 | 120×90 38×92 | 8-M8,depth20, 25, uniform | 105 | 10×3.3 | 7.35 |
19 | CKZ120×55-40 | 630 | 1200 | 120×26 40×55 | 6-M8 uniform | 102 | 12×2.5 | 7.35 |
20 | CKZ120×92-40 | 630 | 1200 | 120×90 40×92 | 8-M8, depth20 | 105 | 10×3.3 | 5.55 |
21 | CKZ120×92-42 | 630 | 1200 | 120×90 42×92 | 8-M8 depth 20, 25, uniform | 105 | 12×3.3 | 5.96 |
22 | CKZ120×92-42F4 | 630 | 1200 | 120×90 42×92 | keyway12×5 | 12×3.3 | 6.09 | |
23 | CKZ125×92-28 | 630 | 1200 | 125×90 28×92 | 6-Φ9, uniform | 110 | 8×3.3 | 6.55 |
24 | CKZ125×80-30 | 630 | 1200 | 125×78 30×80 | 6-M8 depth 18, 20, uniform | 110 | 10×3.3 | 5.10 |
25 | CKZ125×92-38 | 1000 | 1200 | 125×90 38×92 | 6-Φ9, uniform | 110 | 10×3.3 | 6.4 |
26 | CKZ125×80-40 | 1000 | 1200 | 125×78 40×80 | 6-M8 depth 18, 20, uniform | 110 | 12×3.7 | 6.38 |
27 | CKZ125×92-42 | 1000 | 1100 | 125×90 42×92 | 8-M8 depth 20, 205, uniform | 110 | 12×3.3 | 6.38 |
28 | CKZ125×92-45 | 1000 | 1100 | 125×90 45×92 | 8-M8 depth 20, 25, uniform | 110 | 14×3.8 | 6.13 |
29 | CKZ125×92-45F2 | 1000 | 1100 | 125×90 45×92 | keyway14×5(L=50) | 110 | 14×3.8 | 6.13 |
30 | CKZ130×92-38 | 1000 | 1100 | 130×90 38×92 | 4-Φ11, uniform | 110 | 10×3.3 | 8.77 |
31 | CKZ130×92-45 | 1200 | 1100 | 130×90 45×92 | 8-M8 depth 20, 25, uniform | 115 | 14×3.8 | 6.7 |
32 | CKZ130×63-48 | 1200 | 1100 | 130×63 48×63 | 6-M8 depth 20, 25, uniform | 115 | 14×3.8 | 6.55 |
33 | CKZ130×68-52 | 1200 | 1100 | 130×68 52×68 | keyway10×3.3(L=35) | 14×3.8 | 5.95 | |
34 | CKZ136×95-35 | 1800 | 1100 | 136×92 35×95 | 6-M8 depth 20, 25, uniform | 120 | 10×3.3 | 8.42 |
35 | CKZ136×95-38 | 1800 | 1100 | 136×92 38×95 | 6-M8 depth 20, 25, uniform | 120 | 10×3.3 | 8.38 |
36 | CKZ136×95-45 | 1800 | 1000 | 136×92 45×95 | 6-M8 depth 20, 25, uniform | 120 | 12×3.3 | 8.09 |
37 | CKZ136×95-50 | 1800 | 1000 | 136×92 50×95 | 6-M8 depth 20, 25, uniform | 120 | 14×3.8 | 7.75 |
38 | CKZ136×95-50 F2 | 1800 | 1000 | 136×92 50×95 | 6-Φ9, uniform | 120 | 14×3.8 | 7.55 |
39 | CKZ136.5×95-45 | 1800 | 1000 | 136.5×92 45×95 | 6-M8 depth 20, 25, uniform | 121 | 14×3.8 | 8.15 |
40 | CKZ136.5×95.5-50.8 | 1800 | 1000 | 136.5×92.8 50.8×95.5 | 6-M8 depth 20, 25, uniform | 120.6 | 12.6×4.5 | 9.45 |
41 | CKZ150×110-48 | 2000 | 1000 | 150×100 48×110 | 8-M8 depth 20, 25, uniform | 130 | 14×3.8 | 12.7 |
42 | CKZ150×102-50 | 2000 | 1000 | 150×100 50×102 | 8-M8 depth 20, 25, uniform | 130 | 14×3.8 | 12.57 |
43 | CKZ150×102-55 | 2000 | 1000 | 150×100 55×102 | 8-M8 depth 20, 25, uniform | 130 | 16×4.3 | 12.25 |
44 | CKZ150×102-60 | 2000 | 1000 | 150×100 60×102 | 8-M8 depth 20, 25, uniform | 130 | 18×4.4 | 11.88 |
No. | Type | Nominal Torque Tn(Nm) | overrunning speed n(r/min) inner ring | D×L d×L1 | n-d F | Dia. | keyway b1×t1 | Weight (kg) |
45 | CKZ155×102-55 | 2100 | 1000 | 155×100 55×102 | 8-M8 depth 20, 25, uniform | 140 | 16×4.3 | 10.06 |
46 | CKZ155×102-60 | 2100 | 1000 | 155×100 60×102 | 8-M8,depth20, 25, uniform | 140 | 18×4.4 | 10.02 |
47 | CKZ160×112-60 | 2600 | 1000 | 160×110 60×112 | 8-M8,depth20, 25, uniform | 145 | 18×4.4 | 13.07 |
48 | CKZ160×112-65 | 2600 | 1000 | 160×110 65×112 | 8-M8,depth20, 25, uniform | 145 | 18×4.4 | 12.65 |
49 | CKZ165×92-45 | 2200 | 1000 | 165×90 45×92 | 6-Φ11, uniform | 135 | 14×3.8 | 11.45 |
50 | CKZ170×112-65 | 2700 | 1000 | 170×110 70×92 | 6-M10,depth20, 25, uniform | 150 | 18×4.4 | 14.88 |
51 | CKZ170×92-70 | 2200 | 1000 | 170×110 70×92 | 6-M10,depth20, 25, uniform | 150 | 18×4.4 | 13.61 |
52 | CKZ170×92-70F2 | 2700 | 1000 | 170×90 70×92 | 6-M10,depth20, 25, uniform | 150 | 20×4.9 | 14.42 |
53 | CKZ180×128-45 | 2500 | 1000 | 180×124 45×128 | 6-M10,depth20, 25, uniform | 158 | 14×3.8 | 19.75 |
54 | CKZ180×95-50 | 2500 | 1000 | 180×95 50×95 | 6-M8 depth 18, 20, uniform | 158 | 14×3.8 | 17.51 |
55 | CKZ180×128-55 | 2500 | 900 | 180×95 55×128 | 6-M10,depth20, 25, uniform | 158 | 16×4.3 | 18.85 |
56 | CKZ180×128-60 | 2800 | 900 | 180×124 55×128 | 6-M10,depth20, 25, uniform | 160 | 18×4.4 | 18.46 |
57 | CKZ180×124-55 | 2800 | 900 | 180×124 65×124 | 8-Φ11, uniform | 158 | 18×4.4 | 22.23 |
58 | CKZ181×127-74.5 | 2500 | 900 | 181×124 74.5×127 | 8-M10,depth36, 40, uniform | 159 | 15.8×3.2 | 21.30 |
59 | CKZ185×112-60 | 2500 | 900 | 185×110 65×112 | 8-M12,depth25, 30, uniform | 164 | 18×4.4 | 21.50 |
60 | CKZ190×124-60 | 2550 | 900 | 190×124 60×124 | 6-M10 depth 25,30, uniform | 170 | 20×4.9 | 24.50 |
61 | CKZ190×124-65 | 2550 | 900 | 190×124 65×124 | 6-M10 depth 30,34, uniform | 170 | 18×4.4 | 24.37 |
62 | CKZ190136×128-65 | 2850 | 800 | 190×124 65×124 | 6-M10 depth 20,25, uniform | 170 | 18×4.4 | 22.37 |
63 | CKZ190×124-70F2 | 2500 | 800 | 190×124 70×128 | 6-M8 depth 25, 30, uniform | 170 | 18×4.4 | 23.85 |
64 | CKZ190×128-70 | 2850 | 800 | 190×124 70×128 | 6-M10 depth 20,25, uniform | 170 | 20×4.9 | 20.01 |
65 | CKZ200×128-65 | 2900 | 800 | 200×124 760×1284 | 6-M10 depth 20,25, uniform | 175 | 18×4.4 | 22.93 |
66 | CKZ200×135-65 | 2600 | 800 | 200×135 65×135 | 6-M10 depth 25,30, uniform | 170 | 18×4.4 | 29.00 |
67 | CKZ200×150-65F2 with end caps | 2600 | 800 | 200×135 65×135 | 6-M10 depth 25,30, uniform | 170 | 18×4.4 | 29.00 |
68 | CKZ210×116-48 | 2900 | 800 | 210×116 48×116 | 6-Φ11, uniform | 170 | 16×5.3 | 26.00 |
69 | CKZ210×132-70 | 3000 | 800 | 210×128 70×132 | 6-M12×25 | 185 | 20×4.9 | 25.14 |
No. | Type | Nominal Torque Tn(Nm) | overrunning speed n(r/min) inner ring | D×L d×L1 | n-d F | Dia. | keyway b1×t1 | Weight (kg) |
70 | CKZ220×120-85 | 3000 | 800 | 220×115 85×120 | 12-M10 depth 20, 25, uniform | 195 | 20×4.9 | 25.1 |
71 | CKZ230×120-60 | 3150 | 800 | 230×120 60×120 | 8-M12,depth25, 30, uniform | 205 | 18×4.4 | 31.5 |
72 | CKZ230×120-70 | 3150 | 800 | 230×120 70×120 | 8-M12,depth25, 30, uniform | 205 | 20×4.9 | 35.51 |
73 | CKZ230×120-75 | 3150 | 800 | 230×120 75×120 | 8-M12,depth25, 30, uniform | 205 | 20×4.9 | 29.70 |
74 | CKZ230×132-70 | 3150 | 800 | 230×128 70×132 | 8-M12,depth25, 30, uniform | 205 | 20×4.9 | 30.78 |
75 | CKZ230×132-75 | 3150 | 800 | 230×128 75×132 | 8-M12,depth25, 30, uniform | 205 | 20×4.9 | 30.31 |
76 | CKZ230×120-80 | 3150 | 800 | 230×120 80×120 | 8-M12,depth25, 30, uniform | 205 | 22×5.4 | 29.25 |
77 | CKZ230×132-80 | 3150 | 800 | 230×128 80×132 | 8-M12,depth20, 25, uniform | 205 | 22×5.4 | 29.82 |
78 | CKZ230×120-85 | 3150 | 800 | 230×120 85×120 | 8-M12,depth25, 30, uniform | 205 | 24×5.4 | 33.79 |
79 | CKZ230×120-90 | 3150 | 800 | 230×120 90×120 | 8-M12,depth25, 30, uniform | 205 | 25×5.4 | 33.15 |
80 | CKZ238×120-70 | 3150 | 800 | 238×120 70×120 | 8-M12, 25×9 (L=10) | 210 | 2-16×4.3 | 35 |
81 | CKZ245×120-100 | 4000 | 800 | 245×138 100×120 | 8-M12, 28×10 | 218 | 28×6.4 | 36 |
82 | CKZ248×140-80 | 4000 | 800 | 248×138 80×140 | 12-M12,depth35, 40, uniform | 210 | 22×5.4 | 40.10 |
83 | CKZ250×140-90 | 5600 | 700 | 250×136 90×140 | 12-M12,depth20, 25, uniform | 225 | 22×5.4 | 38.91 |
84 | CKZ270×115-90 | 7000 | 700 | 270×115 90×110 | 12-M16,depth35, 40, uniform | 220 | 24×8.0 | 38 |
85 | CKZ300×160-100 | 8000 | 600 | 300×156 100×160 | 12-M16,dep th40, 45, uniform | 260 | 28×6.4 | 67.08 |
86 | CKZ300×160-110 | 8000 | 600 | 300×156 110×160 | 12-M16,depth40, 45, uniform | 260 | 28×6.4 | 65.32 |
Pictures


Company Information
Changzhou Suma Precision Machinery Co., Ltd(Changzhou Tianniu Clutch Factory) is a manufacturer specialized in Producing Various cam clutch, one way bearing, one way clutch, backstop clutch, overrunning clutch and other bearings with high technology.

Production Flow

Client Visit

FAQ
Q: How do you pack the goods?
- Small Items:
Each in small white box - in 19x18x9CM carton box - 29*28*19CM carton box - Wooden box / Wooden pallet
- Medium Items: 29*28*19cm carton box + Wooden box /Wooden pallet
- Heavy Items: Wooden Box / Wooden Pallet
Q: Can i get the samples from you?
A: It is highly encouraged to ask for the samples for quality check.
Q: Can you promise to deliver the goods in time?
- Small items: In stock.
- Medium Items: 10-15 Days
- Big items: 20-25 Days