Api 692 seal gas filters and separators design guide. Customized pool pump seal john crane type 21 mechanical. John crane type 2106 elastomer bellows mechanical seals ensure maximum reliability and uptime. Trusted supplier of quality mechanical seals and supporting products for more. John cranes comprehensive range of products has you covered.
This versatile seal can be used on a wide range of equipment including centrifugal, rotary and turbine pumps, compressors, mixers, blenders, chillers, agitators. John crane service and technologies for process industries. Customized pool pump seal john crane type 21 mechanical seal. Orifice cooling water connections vent, normally closed vent, normally closed heat exchanger flush drain. In order to maximise reliability and minimise safety risks, it is strongly recommended that used seals are returned to john crane for rebuilding to asnew specification essential for noncontacting gas seals. Mseals yutong mechanical seals cross reference table. Technical specification typical type 2609htc3609htc api type c arrangements 2 and 3 dual cartridge dual scroll pumping device a dual seal with a type 609htc inner seal and 609htc outer seal. Buy new and great products on lulusoso for john crane mechanical seal type 21. A wide variety of mechanical seal john crane type 21 options are available to you, such as metal, rubber. Installation dimension conform to iso3069,din24960 and gb6556 operating. Observations made about the seal parts and installation are compared to symptoms, possible causes and corrective procedures. By continuing to browse this website, you are giving. The purpose of this brochure is to provide educational information about seal leakage to those involved in the application and maintenance of mechanical seals. The type 6 is a compact, unitized, single spring, elastomer bellows mechanical seal type 6 seals are designed for use in small centrifugal water pumps, deep and shallow well jet pumps, swimming pool pumps and wastewater pumps.
Performance capabilities type 2106 seals are designed for use in small centrifugal water pumps, deep and shallow well jet pumps, swimming pool pumps. Type 2100 elastomer bellows seals john crane mechanical seals. The seals are arranged by shaft size from smallest to largest. Were offering high quality customized products with competitive price, please rest assured to wholesale bulk discount pool pump seal john crane type 21 mechanical seal for sale here. Sshs and mgroup and sshf, c submittals xylem applied. Ne seal supplies elastomer bellow mechanical seal nes 142 general. Standard nema design tframe or jm motors in single or three phase. Identifying and correcting the cause of leakage will promote long, troublefree operation.
Design features positive set screen mechanical drive design. The top countries of supplier is china, from which the percentage of john crane type 21 seal supply is 100% respectively. Plan 01 is an internal recir culation from the pump discharge area of the pump into the seal chamber, similar to a plan 11 but with no exposed piping. Seats are available in a variety of styles and sizes. Tng seal offers all kinds of replacement mechanical seals for john crane mechanical seal. It is a compact, unitized, singlespring elastomer bellows mechanical seal that offers maximum durability and performance.
John crane type 21 the type 21 is an all purpose seal which rotates with the shaft against a stationary mating face. The type 21 features mechanically crimped components eliminating the use of adhesives. Rigidly supported, grease lubricated ball bearing assembly. Iec, nema, nec, or csa for instrumentation and electrical. Flexaseal provides john crane type 21 replacement mechanical seals. John crane mechanical seals are precision products and must be handled appropriately. Nes type 142 is equivalent to john crane type 21, john crane type 51, john crane type 521, sealol 43 pump seal. The following designations are used in this instruction manual to highlight instructions of particular importance. Want to know more about john crane type 21 mechanical seal form guangzhou lepu machinery co. A mechanical seal must always be serviced after removal from the machine. Type 21 elastomer bellows seal speed limits shaft speed rpm 7000 rotating mating ring and stationary seal head 6000 shroud covering spring 5000 welded end coil spring 4000 standard seal seal size for your nearest john crane facility, please contact one of the locations below. John crane type 21 replacement seal mechanical seals, seal. Rotatech provides a wide range of john crane mechanical seal replacements. Type 2106 elastomer bellows seals john crane mechanical.
John crane type 21 replacement seal single spring flexaseal. Sealol type b pac seal type 68 john crane type 21 sealol type 43 pac seal type 21 john crane type 2 john crane type 1 sealol type 43 pac seal type 51 equivalent. If you are unable to identify the seal, it will be necessary for you to measure. Automatic adjustment compensates for abnormal shaftend. Study the engineering layout drawing to confirm the proper seal. The top countries of supplier is china, from which the percentage of john crane mechanical seal type 502 supply is 100% respectively. Ceramic 3600 rpm pressure psig pressure bar g 01 23 456 0 inches 25 50 75 100 125 150 mm 400 300 200 100 0 28 21 14 7 0 basic pressure ratings the basic pressure rating is for a standard type 9 or 9t seal, as shown in the typical arrangement, when installed according to. John crane offers a full range of standard and custom engineered lemco brand seal support systems. Head type type a type b type c type d type e john crane type 6 sealol type a pac seal type 16 john crane type 6a sealol type b pac seal type 68 john crane type 21 sealol type 43 pac seal type 21 john crane type 2 john crane type 1 sealol type 43 pac seal type 51 equivalent. John crane compliance to api 692 the api standards are taken as the leading design rules by john crane in its design of indufil liquid and gas filtration equipment used on turbomachinery equipment, including but not limited to gas filtration for dry gas seal support systems. We have many sizes and material configurations for engineers to choose from. Type 21 elastomer bellows seals john crane mechanical seals.
Mechanical seal piping plans companion booklet single seals dual seals quench seals second. Mechanical bellow seal nes 142 john crane 21, 51, 521, sealol. General instructions typical type 609htc seal arrangement 1. Suction piping 5 john crane type 8b2 discharge piping 5 john crane type 81t 14 ancillary piping 5 john crane type 8d 14 electrical connections 6 packed stuffing box 15 rotation 6 impeller adjustment 16 alignment and coupling installation 6 installation instructions flex type couplings17. John crane type 2100 mechanical seal installation instructions. The type 21 is ideal for use in centrifugal, rotary and turbine pumps, compressors, chillers and other rotary shaft equipment. John crane asset management solutions cuts centrica storage maintenance backlog by more than 50 percent pdf inactive link.
John crane seals in uae dubai stockist of john crane. Home products replacement mechanical seals john crane replacement seals john crane type 21 replacement. Type 2106 elastomer bellows seals john crane mechanical seals. Type c seal chambers or with hot process pumps utilizing a cooling jacket. Find professional pool pump seal john crane type 21 mechanical seal manufacturers and suppliers here. Type 21 john crane pdf catalogs technical documentation. Download ky type 21, john crane type 21, elastomer bellow shaft seals. Contact now new john crane seals type 21 for water pumps elastomer bellow mechanical seal as e21, can be replaced of johncrane 21. This website uses cookies to ensure users have the best online experience. John crane type 21, ky type 21, elastomer bellow shaft seals.
The top countries of supplier is china, from which the percentage of john crane mechanical seal type. John crane mechanical seal type 21 from china mechanical seal factory lepu. Item is made of stainless steel, it consist of a rubber diaphragm, spring, oring, oring seat, drive ring, retainer, static seal, washer, washer drive dents, drive ring notches, spring holder. Some mechanical seals are used in conjunction with an ancillary support system. A wide variety of john crane type 21 seal options are available to you, such as rubber, metal. The rotaries feature seal rings which are replaceable.
It is a compact, unitized, singlespring elastomer bellows seal that not only offers durability and performance. Alternatively ask for john crane service personnel to visit site. John crane type 2100 elastomer bellows mechanical seals ensure maximum reliability and uptime. Vertical scrolling horizontal scrolling wrapped scrolling. Mechanical seal material codes elastomers washers metal parts seats springs. John crane seals in uae dubai stockist of john crane type. John crane mechanical seals are precision products. The type 5611q mechanical seal is part of the 5600 universal cartridge seal family and the modular concept of john crane s universal cartridge will change your approach to sealing. You can also choose from mechanical seal john crane type 21 seal there are 112 suppliers who sells john crane type 21 seal on, mainly located in asia. Standard type 21 mechanical seals john crane equivalent industrystandard mechanical seal rotating seal face. Suction piping 5 john crane type 8b2 discharge piping 5 john crane type 81t 14. Performance capabilities type 2106 seals are designed for use in small centrifugal water pumps. John crane type 21 mechanical seal replacement youtube.
A wide variety of type 21 john crane mechanical seal options are available to you, such as material, style. All systems are designed and built to industry standards including ansi b31. Seal or process gas labyrinth outlet for 1st stage leakage and buffer gas primary ring mating ring inlet for filtered seal or process gas type 28at tandem arrangement inlet for buffer gas optional outlet for 2nd stage leakage and separation gas separation seal contact john crane for options bearing cavity oring secondary seal typical application pressures up to 1,800 psig125 bar g. Ks43 pump seals replace the mechanical of burgmann and john crane mechanical seal. John crane type 1,ky type 1, elastomer bellow shaft seals. Type 5860 slurry seals john crane mechanical seals. Seals can be repaired easily onsite or at any john crane service center. Design features positive set screen mechanical drive design reduces slippage on shaft and sleeve to eliminate galling and premature wear. General instructions typical type 609htc seal arrangement. Mechanical seal john crane type 21, mechanical seal john.
Ky type 21, john crane type 21, elastomer bellow shaft seals. You can also choose from mechanical seal john crane mechanical seal type 502 there are 48 suppliers who sells john crane mechanical seal type 502 on, mainly located in asia. Type 2106 elastomer bellows unitized seal faceprimary ring seatmating ring drive band 2 bellows spring seat cup product description the type 2106 is a compact, unitized, single spring, elastomer bellows mechanical seal. John crane type 48vbf seal upgrade improves boiler feed pump startups for colorado coalfired plant pdf inactive link case study. Type 21 d1 d2 d3 d4l1 l2 l3 all dimensions in millimeters 8 24.
Tng mechanical seal type 560b ca nreplace johncrane type 21. The identification of single spring pusher mechanical seals using the. One piece design enhances production line installation and allows for ease of replacement. If the products featured will be used in a potentially dangerous andor hazardous process, your john crane representative should be consulted prior to their selection and use. Cup for heavier duty applications, see type 1 and type 2 mechanical seals. Our generalpurpose type 21 mechanical seal has become the industry standard for oem designers. For technical info, dimensions and materials, please navigate the buttons below to view our catalog of john crane mechanical seal replacements. Type 21 elastomer bellows seal speed limits for your nearest john crane facility, please contact one of the locations above. Simplifies maintenance when used with spacer type coupling. John crane type 2, ky type 2, elastomer bellow shaft seals. Seal or process gas labyrinth outlet for 1st stage leakage and buffer gas primary ring mating ring inlet for filtered seal or process gas type 28at tandem arrangement inlet for buffer gas optional outlet for 2nd stage leakage and separation gas separation seal contact john crane for options bearing cavity oring secondary seal typical application pressures up to 1,800 psig125. Type 2100 elastomer bellows seals john crane mechanical. Seal flushing 7 typical mechanical seal installations 23 mechanical seals 7 product flush 23 packed stuffing box 7 external flush 24. Vulcan type 24, burgmann mg912, john crane type 521, roten type 52 12 14 16 18 20 22 24 25 28 30 32 33 35 38 40 43 45 48 50 55 58 60 63 65 68 70 75 d d 24.
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