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Ningbo FIT Pump Seals Factory
Ningbo FIT Pump Seals Factory

China John Crane Type 21 Mechanical Seals. AES P04 Seals. manufacturer

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John Crane Type 21 Mechanical Seals. AES P04 Seals. 

Payment Terms: T/T,L/C,D/P,WU,Paypal,Money Gram 
Place of Origin: Zhejiang, China (Mainland) 
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Product Detail

Model No.: FT11/11T
Production Capacity: 500 Sets/Month
Delivery Date: 20days
Style: Mechanical Seal
Brand Name: FIT
Certificate: ISO9001
Means of Transport: Ocean,Land,Air
Packing: Carton
Standard or Nonstandard: Standard
Material: Rubber
Function: for Pump,Compressor
Export Area: Africa,East Asia,Europe

Equivalent to John crane type 21,Rubber bellow seal.AES P04 SEALS. Our general-purpose seal has become the industry standard for OEM designers

John Crane Type 21 Rubber Bellows Seal,

REPLACE AES P04,Flowserve 110,Roten 21A,Sealol 43 CU

 Short seal,Sterling 212A,US Seal C,Vulcan TYPE 11 SEALS


Replace US Seal Type C, Crane Type 21 and Sealol Type 43. Type 31 O-ring Mount,

 1R316, 5NC05, 1R307 and 1R301 Need no Spring Retainer



JOHN CRANE TYPE21 Bellows Mechanical Seal


We supply kinds of elastomer mechanical seal,O-ring mechanical seal, PTFE 

mechanical seal and metal bellow mechanical seal,which most of mechanical 

seal are equivalent to Burgmann mechanical seal, John Crane mechanical seal, 

Pillar mechanical seals.

Main Export Markets: North America, South America, Asia, Western Europe

For the common rubber bellow mechanical seal such as T24/T43/T21/T20, 

MG1/2100/502, we have some in the stock. We also provide standard seal

 face such as G60, G50, G6, G4, G9, M7N.

Feature: Single Unbalanced Mechanical Seal
Item No.: FT21 (Equivalent to John crane type 21) 


Operating Conditions: 

Pressure: Up to 10bar or 145psi
Speed: Up to 10m/s or 33ft/s
Temperature: -40 to 200 centigrade degree (depending on materials used) 


Material:
Seal face/Primary ring: Carbon graphite, Silicon carbide, Tungsten carbide.
Seat/Mating ring: Alumina ceramic, Silicon carbide, Tungsten carbide.
Secondary seals: NBR, Viton, EPDM, silicone 

The Type 21 is ideal for use in centrifugal, rotary and turbine pumps, compressors, 

chillers and other rotary shaft equipment. It is also commonly used by the wastewater 

and water systems industries for applications such as waste treatment, potable water and HVAC.





Inch SizeMetric sizeD3D31D1L1L2
0.50012.724.0022.8025.4020.627.95
0.62515.826.7026.7031.7522.2310.31
0.75019.131.2030.4034.9322.2310.31
0.87522.233.5033.4038.1023.8010.31
1.00025.443.2039.3041.2825.4011.10
1.12528.646.5042.0044.4526.9711.10
1.25031.749.5045.8047.6326.9711.10
1.37534.952.7049.3050.8028.5811.10
1.50038.156.0052.8053.9828.5811.10
1.62541.262.2055.5060.3334.9312.70
1.75044.466.0061.0063.5034.9312.70
1.87547.666.0064.0066.6838.1012.70
2.00050.873.0066.0069.8538.1012.70
2.12553.973.5071.5076.2042.8514.27
2.25057.179.6079.6079.3842.8514.27
2.37560.382.0079.6082.5546.0514.27
2.50063.585.0081.5085.7346.0514.27
2.62566.688.5084.6085.7349.2015.88
2.75069.892.7090.0088.9049.2015.88
3.00076.210296.898.452.3715.88


Ms. Suzy
skype Ms. Suzy
sales
Tel: 86-574-87155562
Fax: 86-574-87155561
Mobile: 135 6659 8487
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Company Info

Ningbo FIT Pump Seals Factory [China (Mainland)]


Business Type:Manufacturer, Trading Company, Distributor/Wholesaler, Service
City: Ningbo
Province/State: Zhejiang
Country/Region: China (Mainland)

Rita:   skype
Suzy:   skype
suzy:   qq

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