• Fuan Zhongzhi Pump Co., Ltd.
    Vadim Zabiiaka
    Zhongzhi does really good on the design and manufacturing of the products. Experienced engineers service us very nice.
  • Fuan Zhongzhi Pump Co., Ltd.
    Mr.Reuben kimwolo
    Good quality, great manufacturers, we are happy with your products.
  • Fuan Zhongzhi Pump Co., Ltd.
    Mr.Yılmaz Türkoğlu
    Have been working together for more than 3 years very professional. all products work fine in our types of equipment. Thank you.
Contact Person : Semmy Wu
Phone Number : 05936532656
Whatsapp : +8613706040131

Multi Spring Single Face Mechanical Shaft Seal , CN116U Water Pump Parts 0.8Mpa

Place of Origin FUAN
Brand Name ZOZHI
Certification CE, ISO9001
Model Number CN116U
Minimum Order Quantity 1pc
Price negotiated
Packaging Details Packed in cartons
Delivery Time 25 working days after received your payment
Supply Ability 3000000pcs per month

Contact me for free samples and coupons.

Whatsapp:0086 18588475571

Wechat: 0086 18588475571

Skype: sales10@aixton.com

If you have any concern, we provide 24-hour online help.

Product Details
Size Standard Size Product Name Mechanical Seal
Feature Rubber Bellows Mechanical Seal Speed 14m/sec
Model Number CN116U Application Water Pump;Ruducer
Pressure ≤0.8Mpa Material Type SIC/ INSERTED TC
Working Temp -20~180℃
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Product Description



Mechanical Seal



Design Features

Single face, single spring, unbalanced, rubber bellows structure

The seal face is driven through the interferential shrink of the rubber piece, close structure, good floating

Many sizes and specification designs have a wide application range


Materials(to DIN24960)


- Rotary Ring: B,U1,U2,Q1,Q2

- Stationary Ring: U1,  U2,Q1,Q2,V1,V2
- Spring and Other Parts: F/ G

- Auxiliary Seal: P,E,V


Operating limits

- Temperature: -20~150℃

- Pressure: ≤ 0.8MPa
- Speeds: ≤10m/sec



Used in auto-cooling pumps, centrifugal pumps, submersible pumps, and general industrial pumps.



Oil, water, and other weak corrosive fluid.

Size Information

mechnical seal


Model d1 d3 D4 D6 D7 d8 L1K L3 L4 L5 L6 67
CN 116U-35 35 49 51 44 50 3 42.5 29.0 13.5 3.0 5 9
CN 116U-45 45 61 65 55 63 4 45.0 31.5 13.5 3.0 6 9
CN 116U-50 50 66 70 62 70 4 47.5 34.0 13.5 2.5 6 9
CN 116U-55 55 71 75 67 75 4 47.5 34.0 13.5 2.5 6 9
CN 116U-60 60 80 85 72 80 4 52.5 38.0 14.5 2.5 6 9
CN 116U-65 65 85 90 77 85 4 52.5 37.0 15.5 2.5 6 9
CN 116U-70 70 90 95 83 92 4 60.0 44.0 16.0 2.5 7 9
CN 116U-80 80 104 109 95 105 4 60.0 43.5 16.0 3.0 7 9



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spare parts


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Mechanical Seal


Guarantee for one year from shipped on board date. During the guarantee period, our company will provide free easy-damaged spare parts for problems caused by our quality of production or raw material, except the damageable spare parts caused by the customer's incorrect artificial operation. In addition, after expiration, our company provides cost spare parts for maintenance. 
Our service:
1. Directly factory sale
2. Quick response to 2-8hours, response rates over 92%
3. 24 hours phone call is available, feel free to contact us.
4. All goods produced by ourselves, we provide one-stop services from designing, printing to processing. Customers can provide the design according to your request and samples making, also we can advise how to make the products according to customers' target prices.

1. Q: What’s the MOQ?
A: We accept one piece.
2. Q: Are you a factory or trading company?
A: We are a manufacturer.
3. Q: Can you accept using our logo?
A: Yes, we can do OEM for you.
4. Q: What’s the warranty period?
A: 1 year.
5. Q: What are the terms of payment?
A: T/T. 30% deposit and 70% against the BL copy or 100% LC at sight.