Mechanical Seal John Crane 8b1 Multiple Spring Balanced Pump Seal

• Structure: Single End
• Pressure: High Pressure Mechanical Seals
• Speed: High-Speed Mechanical Seal
• Temperature: Temperature Mechanical Seal
• Performance: Temperature
• Standard: Standard
• Model NO.: John Crane Type 8B1
• Type: HU1
• Balance: Balanced
• Stationary Ring: Tc, Silicon Carbide
• Rotary Ring: Carbon, Silicon Carbide, Tc
• Secondary Seal: NBR, EPDM, Vit
• Spring and Metal Parts: Steel
• Transport Package: as Requirement
• Specification: As Requirement
• Trademark: BE
• Origin: Zhejiang
• HS Code: 8484200090
• Production Capacity: 1000000/Month

Product Description

Mechanical Seal John Crane 8B1 Multiple Spring Balanced Pump Seal

John Crane Type 8B1:

The John Crane Type 8B1 is a seal, which can be categorized as a multi spring seal.
It is an alternative to the Qseals QFMS20, AES M02SU, Flowserve M412LZ028 and 14 others.
It is suited for the Howden WRV204 Mk5E.

STRUCTURE DESCRIPTION

Replacement of John Crane 8B1 Oring pusher seal, multiple spring design, balanced seal.
 

We're commitment to offer you the competitive price, remarkable products excellent, also as fast delivery for mixer seals, EMU Cartridge Seals, Bornemann Cartridge Seals. We are advancing with the times on the new development road, and create brilliant hand in hand with you. We have a complete product development management system and professional design team.
 

Equivalent To:

AESSEAL M02S

JOHN CRANE 8B1

 

Operating Limits:

Temperature: -40ºC - +260ºC

Pressure:≤35bar

Speed: ­≤ 25m/s

Shaft Size: 0.625" - 6"

 

Materials:

Seal Rings: Resin Carbon, Antimony Carbon, SIC, SSIC, Tungsten Carbide

Elastomer: VITON, EPDM, NBR, FFKM, AFLAS

Metal Part: SS304, SS316, Duplex, Hastelloy C

 

Dimensions (Mm):

size(inch)	D0	D	D3	D4	D6	D7	L1	L3
0.625	15.87	12.7	30.8	34	14.5	25.6	27	7.9
0.750	19.05	15.9	34	37	17.5	31.95	30	10.3
0.875	22.22	19.1	37.2	40	21	35.12	32	10.3
1.000	25.4	22.2	40.3	43	24	38.3	33	10.3
1.125	28.58	25.4	43.4	46	27.5	41.48	35	11.15
1.250	31.75	28.6	48.3	51	30.5	44.65	35	11.15
1.375	34.93	28.6	51.3	54	30.5	44.65	37	11.15
1.500	38.1	31.8	54.5	58	33.5	47.83	37	11.15
1.625	41.28	34.9	60.8	64	37.5	51	45	11.15
1.750	44.45	38.1	64	67	40	54.18	45	11.15
1.875	47.62	41.3	67.2	70	43.5	60.53	45	12.75
2.000	50.8	44.5	70.4	73	46.5	63.7	45	12.75
2.125	53.98	47.6	76.7	80	49.5	66.88	52	12.75
2.250	57.15	50.8	79.9	83	53	70.05	52	12.75
2.375	60.33	54	83.1	86	56	76.4	52	14.33
2.500	63.5	57.2	86.2	89	59	79.58	52	14.33
2.625	66.68	60.3	89.4	92	62.5	82.75	52	14.33
2.750	69.85	63.5	92.6	96	65.5	85.93	52	14.33
2.875	73.03	66.7	95.8	99	68.5	85.93	52	15.93
3.000	76.2	69.9	97.3	100	72	89.1	52	15.93
3.125	79.38	73	100.5	104	75	95.45	52	15.93
3.250	82.55	76.2	105.3	108	78.5	98.63	52	15.93
3.375	85.73	79.4	108.5	111	81.5	101.8	52	19.84
3.500	88.9	82.6	111.6	115	84.5	104.98	52	19.84
3.625	92.08	85.7	114.8	118	88	108.15	52	19.84
3.750	95.25	88.9	118	121	91	111.33	52	19.84
3.875	98.43	92.1	121.2	124	94	114.5	52	19.84
4.000	101.6	95.3	124.3	127	97.5	117.68	52	19.84
4.125	104.78	98.4	127	134	100.5	120.85	52.4	19.84
4.250	107.95	101.6	133.4	137	103.5	124.03	52.4	19.84
4.375	111.13	104.8	136.5	140	107	130.38	52.4	19.84
4.500	114.3	107.9	139.7	143	110	133.55	52.4	19.84
4.625	117.48	111.1	142.9	146	110	133.55	52.4	19.84
4.750	120.65	114.3	146.1	149	113.5	136.72	52.4	19.84
4.875	123.83	117.4	149.2	153	116.5	139.9	52.4	19.84
5.000	127	120.6	152.4	156	119.5	143.08	52.4	19.84
5.125	130.18	123.8	155.6	159	122.5	146.25	52.4	19.84
5.250	133.35	127	165.1	168	126	149.43	60.3	19.84
5.375	136.53	130.2	168.28	171.45	129	152.6	60.3	19.84
5.500	139.7	133.3	171.5	175	132	155.77	60.3	19.84
5.625	142.88	136.5	174.6	178	135.5	158.95	60.3	19.84
5.750	146.05	139.7	177.8	181	138.5	162.12	60.3	19.84
5.875	149.23	142.9	181	184	141.5	165.3	60.3	19.84
6.000	152.4	146	184.2	188	145	168.47	60.3	19.84

 

We offer products and services to a wide range of mechanical seal users across the nation. We supply electric motor and pump repair shops, HVAC contractors, municipalities, utility companies (electric, power and water) and a variety of other distributors.We are always committed to the imported mechanical seals localization and have accumulated a wealth of experience .Our product range includes Component Seals, Metal Bellow Seals, Cartridge Seals, Agitator seals, Dry Gas Seals and Split Seals.To great our service, we present the products and solutions while using the very good top quality at the reasonable cost for Metal Bellow Mechanical Seals. To ensure you get what exactly youneed, our professional team will help you work through all the details straight to your target. With our powerful team support, you would not have to worry about anything. Our company establishes the management system in strict accordance with the requirements of international standards and makes detailed after-sales service commitment.
As Follows:

Our Warehouse

We are always committed to the imported mechanical seals localization and have accumulated a wealth of experience .

Our product range includes Component Seals, Metal Bellow Seals, Cartridge Seals, Agitator seals, Dry Gas Seals and Split Seals.

To great our service, we present the products and solutions while using the very good top quality at the reasonable cost for Metal Bellow Mechanical Seals. To ensure you get what exactly you need, our professional team will help you work through all the details straight to your target. With our powerful team support, you would not have to worry about anything. Our company establishes the management system in strict accordance with the requirements of international standards and makes detailed after-sales service commitment.

FAQ

1. who are we? Are you trading company or manufacturer ?
We are manufacturer.We are based in Hangzhou, China, start from 2010,sell to Domestic Market(33.00%),North America(15.00%),South America(10.00%),Western Europe(8.00%),Eastern Europe(6.00%),Souther Europe(6.00%),Southeast Asia(5.00%),Mid East(5.00%),Northern Europe(5.00%),Oceania(2.00%),South Asia(2.00%),Africa(00.00%),Eastern Asia(00.00%),Central America(00.00%). There are total about 51-100 people in our office.

2. how can we guarantee quality?
Always a pre-production sample before mass production; Always final Inspection before shipment;

3.what can you buy from us?
PTFE Seals/Oil Seals/O Rings/Rubber Seals/Plastic Seals/Mechanical Seal/O-RING/ RING Seals.

4. why should you buy from us not from other suppliers? 

Beseals is a professional manufacturer of seals .Our company specializes in the production of PU, PTFE, rubber and metal sealing components 

5. How long is your delivery time? 

Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.

6.Do you provide samples ? 

is it free or extra ? Yes, we could offer the sample for free charge but you need to pay the cost of freight. 

 

7. what services can we provide? 

Accepted Delivery Terms: FOB,CFR,CIF,EXW,FAS,CIP,FCA,Express Delivery; 

Accepted Payment Currency:USD,EUR,JPY,CAD,HKD,CNY; 

Accepted Payment Type: T/T,L/C,D/P D/A,MoneyGram,PayPal,Western Union,Escrow; Language
Spoken:English,Chinese,Japanese

For more information, please contact us. We look forward to your arrival