Mechanical Seal T21/21t Replace John Crane Type 21 Seal, Roten 21A Seal

• Customization: Available
• Structure: Single End
• Pressure: Medium Pressure Mechanical Seals
• Model NO.: T21/21T
• Temperature: Temperature Mechanical Seal
• Performance: Corrosion
• Standard: Standard, Nonstandard
• Type: T21/21t
• Balance: Balanced
• Transport Package: Carton
• Specification: 0.500"-3.000"
• Trademark: Xindeng
• Origin: China
• HS Code: 8484200090
• Production Capacity: 20000

Product Description

Mechanical Seal T21/21T
 

Replacement to:

John Crane 21, Flowserve 110,Sealol 43CU short, LIDERING LRB01, Hermetica M112K.5SP, MG921 / D1-G55, AESSEL P04T, AESSEL P04, Vulcan 11, US SEAL C, Roten 21A

 

Operational Conditions:

Temperature: -20ºC to +120ºC
Pressure: ≤1.0MPa
Speed: ≤15m/s

Materials:
Stationary Ring: Ceramic (Alumina), Silicon Carbide Reaction Bonded, Silicon Carbide Sintered Pressureless, Ni-binder Tungsten Carbide, Co-binder Tungsten Carbide
Rotary Ring: Resin Impregnated Carbon Graphite (Furan), Antimony Impreg, Carbon Graphite, Silicon Carbide Sintered Pressureless, Silicon Carbide Reaction Bonded, Co-binder Tungsten Carbide, Ni-binder Tungsten Carbide
Secondary Seal: Nitrile (NBR), Ethylene Propylene (EPDM), Fluorocarbon Rubber (Viton)

Applications:
Clean water,
Sewage water
Oil and other moderately corrosive fluids

 

 

Size/	d	D3	D31	D1	L1	L2
Inch
0.500	12.7	24	22.8	25.4	20.62	7.95
0.625	15.8	26.7	26.7	31.75	22.23	10.31
0.750	19.1	31.2	30.4	34.93	22.23	10.31
0.875	22.2	33.5	33.4	38.1	23.8	10.31
1.000	25.4	43.2	39.3	41.28	25.4	11.1
1.125	28.6	46.5	42	44.45	26.97	11.1
1.250	31.7	49.5	45.8	47.63	26.97	11.1
1.375	34.9	52.7	49.3	50.8	28.58	11.1
1.500	38.1	56	52.8	53.98	28.58	11.1
1.625	41.2	62.2	55.5	60.33	34.93	12.7
1.750	44.4	66	61	63.5	34.93	12.7
1.875	47.6	66	64	66.68	38.1	12.7
2.000	50.8	73	66	69.85	38.1	12.7
2.125	53.9	73.5	71.5	76.2	42.85	14.27
2.250	57.1	79.6	79.6	79.38	42.85	14.27
2.375	60.3	82	79.6	82.55	46.05	14.27
2.500	63.5	85	81.5	85.73	46.05	14.27
2.625	66.6	88.5	84.6	85.73	49.2	15.88
2.750	69.8	92.7	90	88.9	49.2	15.88
3.000	76.2	102	96.8	98.4	52.37	15.88

 

Q1:Are you a factory or trading company
A1: We are a factory with independent import and export right.

Q2: How does your factory do regarding quality control?
A2: All the products will be 100% checked before the shipment.

Q3: When can I get the price?
A3:Usually we quote within 24 hours after we get your inquiry.

Q4: Can I order one piece for samples to test the quality?
A4: yes ,the samples are free ,express cost are on your side.

Q5: What is the price of shipping?
A5: Depending upon the port of delivery, prices varies.
We always choose the most economical and reliable shipping company to make sure you receive the goods in time, the tracking number
will be provided to you once the consignment is shipped.

Q6: Do you have products in stock?
A6:Yes, for most standard products ,we have.

Q7:Can you produce Non standard (OEM) product?
A7:Yes, OEM is acceptable, we can produce non-standard products as your requirements (according to your sample or drawing)