NINGBO TIANSUN MECHANICAL SEALS  CO., LTD
Home / Products / EgleBergman Seals / 18 LB500 Mechanical Seals for Pumps Pusher Seals

Product Groups

loading

Share to:
facebook sharing button
twitter sharing button
line sharing button
wechat sharing button
linkedin sharing button
pinterest sharing button
whatsapp sharing button
kakao sharing button
snapchat sharing button
telegram sharing button
sharethis sharing button

18 LB500 Mechanical Seals for Pumps Pusher Seals

Customization: Available
Structure: Single End
Pressure: High Pressure Mechanical Seals
Quantity:
Overview

Basic Info.

Model NO.
18 LB500
Speed
Ultra-High-Speed Mechanical Seal
Temperature
High Temperature Mechanical Seal
Performance
Corrosion
Standard
Standard
Type
Custom-Made, TS
Balance
Balanced
Payment Method
T/T, Western Union, L/C etc
Replace
Bergman Seals
Export Port
Ningbo Port, Shanghai Port
Products Packaging
White Box
Min Order Qty
5 Pcs
Transport Package
Carton Packing
Specification
Diameter Size 25-110mm
Trademark
Custom-made, TS
Origin
Made in China
HS Code
8484200090
Production Capacity
1000000 PCS/Year

Packaging & Delivery

Package Size
38.00cm * 38.00cm * 32.00cm
Package Gross Weight
22.000kg

Product Description

Product Description

(1)Features

• Single seal
• Balanced
• Independent of direction of rotation
• Rotating multiple springs

(2)Advantages
• API 682 (Type A) compliant
• Fits to EN and ANSI seal chambers
• Optimized, narrow width seal face design

(3)Operating range (see note on page 1)
Pressure: p = vacuum ... 35 bar (508 PSI)
Temperature: t = -20 °C ... +200 °C (-4 °F ... +392 °F)
Sliding velocity: vg = ... 20 m/s (66 ft/s)
Viscosity: ... 500 mPa·s
Solids content: ... 0.5 %

(4)Materials
Seal face: Carbon graphite resin impregnated (B),
High density carbon graphite
Seat: Silicon carbide (Q1)
Secondary seals: FKM (V)
Metal parts: 1.4401 (G)

(5)Standards and approvals
• API 682/ISO 21049 (Category 1)
• ANSI

(6)Recommended applications
• Chemical industry
• Process industry
• Acids
• Alkaline solutions
• Salt solutions
• Low viscosity oils
• Monomers
• Hydrocarbons
• Water
• Seawater
• Process pumps

(7)Item Description
1.1 Seal face
1.2 Drive collar
1.3 Thrust ring
1.4 O-Ring
1.5 Spring
1.6 Set screw
2 Seat
3 O-Ring

(8)Product variant
18 LB500 Mechanical Seals for Pumps Pusher Seals
Configuration sample
acc. to API 682 (1CW-FX)

Detailed Photos
18 LB500 Mechanical Seals for Pumps Pusher Seals
18 LB500 Mechanical Seals for Pumps Pusher Seals
18 LB500 Mechanical Seals for Pumps Pusher Seals
Product Parameters

Dimensions in mm
d d1 d2 d3 d4 d5 d6 L L1 L2 L3 L4 L5 b
25 39.0 41.0 29.0 35.0 20.0 3.0 44.0 34.0 10.0 5.5 2.0 24.0 3.5
28 42.0 44.0 33.0 39.0 24.0 3.0 44.0 34.0 10.0 5.5 2.0 24.0 3.5
30 44.0 46.0 34.0 40.0 25.0 3.0 44.0 34.0 10.0 5.5 2.0 24.0 3.5
32 46.0 48.0 37.0 43.0 27.0 3.0 44.0 34.0 10.0 5.5 2.0 24.0 3.5
33 47.0 49.0 37.0 43.0 28.0 3.0 44.0 34.0 10.0 5.5 2.0 24.0 3.5
35 49.0 51.0 39.0 45.0 30.0 3.0 44.0 34.0 10.0 5.5 2.0 24.0 3.5
38 55.0 58.0 42.0 48.0 33.0 3.0 45.0 35.0 10.0 5.0 2.0 25.0 3.5
40 57.0 60.0 44.0 50.0 35.0 3.0 45.0 35.0 10.0 5.0 2.0 25.0 3.5
42 59.0 62.0 49.0 56.0 37.0 4.0 48.0 37.0 11.0 5.0 2.0 25.0 4.0
43 60.0 63.0 49.0 56.0 38.0 4.0 48.0 37.0 11.0 5.0 2.0 25.0 4.0
45 62.0 65.0 51.0 58.0 40.0 4.0 48.0 37.0 11.0 5.0 2.0 25.0 4.5
48 65.0 68.0 54.0 61.0 43.0 4.0 48.0 37.0 11.0 5.0 2.0 25.0 4.5
50 67.0 70.0 56.0 63.0 45.0 4.0 48.0 37.0 11.0 6.0 2.0 25.0 4.5
53 70.0 73.0 59.0 66.0 48.0 4.0 48.0 37.0 11.0 6.0 2.0 25.0 4.5
55 72.0 75.0 62.0 70.0 50.0 4.0 50.0 37.0 13.0 6.0 2.5 25.0 4.5
60 77.0 85.0 67.0 75.0 55.0 4.0 50.0 37.0 13.0 6.0 2.5 25.0 5.0
63 80.0 88.0 70.0 78.0 58.0 4.0 50.0 37.0 13.0 6.0 2.5 25.0 5.0
65 82.0 90.0 72.0 80.0 60.0 4.0 50.0 37.0 13.0 6.0 2.5 25.0 5.0
70 87.0 95.0 77.0 85.0 65.0 4.0 50.0 37.0 13.0 6.0 2.5 25.0 5.0
75 92.0 104.0 83.0 92.0 70.0 4.0 53.0 38.0 15.0 7.0 2.5 25.0 5.0
80 97.0 109.0 88.0 97.0 75.0 4.0 53.0 38.0 15.0 7.0 2.5 25.0 5.0
85 102.0 114.0 95.0 105.0 80.0 4.0 53.0 37.5 15.5 7.0 3.0 25.0 6.0
90 107.0 119.0 100.0 110.0 85.0 4.0 53.0 37.5 15.5 7.0 3.0 25.0 6.0
95 112.0 124.0 105.0 115.0 90.0 4.0 53.0 37.5 15.5 7.0 3.0 25.0 6.0
100 117.0 129.0 110.0 120.0 95.0 4.0 53.0 37.5 15.5 7.0 3.0 25.0 6.0
105 122.0 134.0 115.0 125.0 100.0 4.0 53.0 37.5 15.5 7.0 3.0 25.0 6.0
110 127.0 139.0 120.0 130.0 105.0 4.0 53.0 37.5 15.5 7.0 3.0 25.0 6.0
Packaging & Shipping
18 LB500 Mechanical Seals for Pumps Pusher Seals
18 LB500 Mechanical Seals for Pumps Pusher Seals

Our Advantages

We have large stock, so our delivery is very fast.
For example,if products are standarded, the delivery time is one week.
Our company and factory addrss: Ningbo City, Zhejiang Province,China.
Our city has a large port and an airport, so its transportation is very convenient.

FAQ

Question1: What are the prices of your products?
Answer:
For each model, the unit price is listed on the website, but what is displayed on the website is only the average market price. For specific models, you can contact us for further consultation and negotiation.

Question 2: Are you a factory or a trade company?
Answer:
We are a factory with top sales for the trade service.

Question 3: What is the minimum order quantity for each order?
Answer: For products of regular models, the minimum order quantity is at least five.
We welcome you to test the quality of our products and services through placing trial orders. Looking forward to the long-term cooperation with you.

Question4:
What is your company's service tenet?
Answer:
Quality first, service upmost. We promises that if there is any problem with the quality of the product, or if the product is damaged during the transportation, our company will be responsible for compensation, regardless of the ordder turnover value.

Question5:
Can I try to get a SAMPLE before the order?
Answer:
Sure. Our company will provide you with samples for free, but you will have to pay for the international delivery (freight collect payment).






Previous: 
Next: 

People Who Viewed This Also Viewed

Send Your Message To This Supplier

About US

Nignbo Tiansun Mechanical Seals Co.,Ltd. is a comprehensive enterprise in China specializing in the design and development, manufacture, sales and maintenance of mechanical seals, which are widely used in many industries such as petroleum, chemical, sewage treatment, food and so on.

Quick Links

Contact US

  Phone: +86-18658260067
  Email: tina@tsseals.com
  Whatsapp:+86-18658260067
  Wechat: +86-18658260067
   www.tisun-seals.com
  Address:Ningbo City, Zhejiang              Province,  China    PC. 315000
Copyright © 2025 Nignbo Tiansun Mechanical Seals Co.,Ltd. All Rights Reserved