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Flyt 3531 Mechanical Seal Xylem Cartridge Seal Plug In Seal 120mm

Minimum Order Quantity : 5PC Price : Negotiated
Packaging Details : box as requirement Delivery Time : 20-30DAYS
Payment Terms : T/T, Western Union, L/C Supply Ability : 100000PC/Month
Place of Origin: MADE IN CHINA Brand Name: JR
Certification: ISO9001 Model Number: 3531

Detail Information

Material: TC TC TC TC VITON Function: For Oil Pump, Water Pump
Transport Package: Box HS Code: 848420090
Specification: Flyg Mechanical Seal John Crane Certificate: ISO9001
Type: 3531 Pump Mechanical Seal Standard: Standard
Style: Mechanical Seal 3531 Product Name: 3531 Multiple Spring Mechanical Shaft Seals
High Light:

Plug In Mechanical Seal


120mm Flyt 3531 Mechanical Seal


Xylem Cartridge Mechanical Seal

Product Description

Flyt 3531 Mechanical Seal Xylem Cartridge Seal Plug In Seal 120mm


Operational Conditions:

  1. This is a 316 Stainless Solid Cartridge/Plug-in Seal that can be repaired.

    MATERIALS: Tungsten/Tungsten/Viton, Tungsten/Tungsten/Viton

  2. Shaft sizes 20 mm to 90 mm (see below)

  3. 316 Stainless steel body

  4.  20 mm Shaft Diameter (SS020 ) – Fits pumps/Mixers 2610, 2620, 2630, 2640, 4610 & 4620

    25 mm Shaft Diameter (SS025) – Fits pumps/Mixers 4630 & 4640

    35 mm Shaft Diameter (SS035) – Fits pumps/Mixers 2670, 3153, 5100.210, 5100.211, 5100.220 & 5100.221

    45 mm Shaft Diameter (SS045) – Fits pumps/Mixers 3171, 4650, 4660, 5100.250, 5100.251, 5100.260 & 5100.261

    60 mm Shaft Diameter (SS060) – Fits pumps/Mixers 3202, 4670, 4680, 5100.300, 5100.310, 5150.300 & 5150.310

    90 mm Shaft Diameter (SS090) – Fits pumps/Mixers 3301, 5150.350 & 5150.360 


  • Seal face: TC
  • Seat: TC
  • Secondary seals: FKM (V), NBR (P), FFKM (K), PTFE (T)
  • Springs: Hastelloy C-4 (M)
  • Metal parts: CrNiMo steel (G)

Performance Capabilities

Performance Capabilities
Materical combination
Temperature: -30°C to 200°C, dependent on o-ring material
Face: Carbon, SiC, TC
Pressure: Up to 25 bar
Seat: Ceramic, SiC, TC
Speed: Up to 18 m/s
O-ring: NBR, EPDM,FEP etc
End play/axial float allowance: ±1mm
Spring: SS304, SS316, hastelloy
Sizes: 120mm
Metal parts: SS304, SS316


2) Top roller bearing (size: nu315 ecp-vl024 75x160x37)
3) Bottom roller bearing (Size: NJ 224ecp/P6 120x215x40)
4) Ball bearing (size: 7326 bcbm 130x280x58)
5) End seal (Size: 150/120-wccr)

Flyt 3531 Mechanical Seal Xylem Cartridge Seal Plug In Seal 120mm 0

Flyt 3531 Mechanical Seal Xylem Cartridge Seal Plug In Seal 120mm 1Flyt 3531 Mechanical Seal Xylem Cartridge Seal Plug In Seal 120mm 2

We are engaged in manufacture and installation exporting and wholesaling quality range of Industrial Seal, Single Spring Seal, Balance and Unbalance Spring Seal, External Mounted Seal, PTFE Bellow External Mounted Seal, Catridge Balance Seal, Multiple Spring Balance Seal, Dry Running Reverse Balance Seal, Agitator Double Acting Unbalance Seal, Single Conical Helical Spring, Rubber Bellow Seal, Multi Spring Seal, Metal Bellow Seal, Elastomer Bellow Seal, Conical Spring Seal, Air Condition Compressor Seal, Auto Cooling Seal, Metallic Bellow Seal,


All ranges of mechanical seals for Flygt Pumps, Grundfos Pumps, Pumps, APV Pumps, Grindes Pumps, Fristam, ABS, Alleeiler, EMU, GEA

Tunchenhagen, Godwin, Hidrostal, Hilge, Johnson, Lowara, Waukesha, Vogelsang Pumps etc.


At the meantime, we could manufacture seals according to your sample or drawing, and design as your request



Question 1: Are you a factory or a trade company?
Answer: We are a factory and have our top sales for the trade service.

Question 2: Can I try to get a SAMPLE before the order?
Answer: Sure. You can ask for the samples. Usually they're free.


Question 3: Where is your factory located? How can I visit there?
Answer: Our factory is located in Ningbo, China. You can fly to Ningbo or Shanghai airport directly. All our clients, from home or abroad, are warmly welcome to visit us!


Question 4: How does your factory do regarding quality control?
Answer: Quality is priority. We always attach great importance to quality controlling from the very beginning to the very end. Our factory has gained ISO9001 authentication.


Question 5: How about the lead time?
Answer: Within10-20 days after getting the prepayment.


Question 6: How can we pay?
Answer: For small sample shipping cost, you can pay either by paypal or by T/T. And by T/T at sight for large amount of the order.


Question 7: If OEM available?
Answer: Yes, we provide all of our products OEM /ODM service.


Question 8: If I can buy pumps or pump parts from your company?
Answer: Yes , we also provide pumps and pump parts, such as Lobe pumps, Compound & homogeneous pumps, Homogeneous & emulsification pumps and so on

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