Unsplit spherical roller bearings with an adapter sleeve can be. Plummer block snl 517 pdf snl plummer block housings have more to offer. Split plummer block housings of series sng the sng bearing housing were designed as a multifunctional housing which can be interchanged with other styles of sn housings. Steel manufacturing machinery product guide book 9211. Standard type plummer blocks sn 31, sn 5, sn 6 types shaft diameter 60 100 mm n n 1 l j h h s t 2 a 1 h 1 freeend fixedend width locating ring jd outside diameter a g jd 1 x2 60 sn 5 120 80 230 18 23 110 275 80 30 150 43 m 12 m 16 5. Nov 18, 20 however the terms pillow block and plummer block are used interchangeably in certain parts of the world. Plummer block assembly pdf figure 2 views and dimensions of the casting. Premium bearings for coal mining equipment brochure coal0111. Structure tightening bolt the bolt protects the plummer block against loosening due to vibration and impact. The range of shaft diameters is 115 mm to 530 mm and 4716 inch to 1912 inch. What is the advantage of plummer block over a simple bushed.
Plummer block unit designed for greater mechanical strength, and manufactured under strict quality control program. Plummervinson syndrome, a human disorder linked to iron deficiency anemia. The housings are designed on the building block principle to enable a wider choice of bearings and seals as well as a variety of mounting and lubrication methods. Large snc plummer block housings from the size 520 are now also available in ductile iron engjs40018. Metric adapter sleeves for shafts with inch dimensions english standards. We source quality raw material from reliable vendors of the industry, which ensures that the total quality management standards are maintained through out the manufacturing.
For applications where housings of greater strength are needed, skf manufactures a range of plummer block housings of snh design in spheroidal graphite cast iron. Sn 300 series plummer block housings pti europa as. The digits in the housing desig nation indicate the housing bore and thus the outside diameter of the appropriate bearing, for example 100 mm for snv100fl. Material sd plummer block housings are manufactured as standard, from grey cast iron gg25. Drain edge the chamfered edge prevents the penetration of moisture at the interface between the upper and lower section. Also available in ductile iron ggg, with lubricating and grease outlet holes and grease quantity regulator.
Rolling bearings of diverse diameter and width series can be mounted in any snv housing if they have. Nominal number of plummer block represents its model and structure, consisting of basic number and. Plummer block housings are cast and produced in accordance with isor11994 standard. Split plummer block housings of series snv split plummer block housings of series snv the fag split plummer block housings of series snv, fig. The housings have a relubrication facility and can be used with either oil or grease lubrication. Plummer blocks bearing housings series snh 500 600 for bearings with adapter sleeves plummer shaft block dia da designation mm a 82 85 85 90 95 al 46 52 52 60 60 60 70 80 89 94 97 97 102 107 31. Snl plummer block housings have more to offer skf has developed the snl plummer block housings to be the first choice for design, quality and economy. Oct 12, 2017 the text book answer would be, plummer block assembly can take up larger loads increase bearing life be easily maintained however, we wont know their real benefit until we visit a continuous production plant which producesutilizes s. Snl plummer block housings are primarily intended for selfaligning ball bearings, spher ical roller bearings and carb toroidal roller bearings. Snn series plummer blocks snn series plummer blocks.
The main benefit of split plummer block housings is their easy installation. Our factory produces this kind of bearing in large quantity,so we can offer our customers a cheap price. Split plummer block housings sns are for the purpose of supporting rolling bearings. Snl517 skf split plummer block housing for 75mm shaft. Selecting a housing from the result list will show the specifications for the housing with the components that are specified in the search criteria. Plummer blocks bearing housing of sn30series for tapered bore bearing note. Trunnion bearing housings for grinding mills fsdrk series. The table on the following page compares the various features of each seal type. Plummer block housings split series s 3000 k sn 3000 for spherical roller bearings with adapter sleeve, incl. Split plummer block housings, snl 30, 31 and 32 series. Available in a variety of metric shaft sizes, timken snt plummer block units offer the choice. They can be equipped with nsks tough spherical roller bearings, which have high load capacity, low temperature rise and highstrength cages. Flat 57, 26th floor, saxon tower, 7 cheung shun street, kowloon, hong kong, china.
A castiron pedestal or blocks with a sole, tow split gum metal or bushes, a castiron cap and tow squareheaded bolts for fastening the cap and the block together. They are suitable for high speeds and high temperatures. The new generation of ntn bearings for wind turbine 8404. Plummer block housings sn3028, sn3126, sn524, sn620 and larger are provided with eye bolts. Our factory has 30 years in making this ssn517 plummer blocks 2competitive price. To be able to meet the increasing market requirements and to maintain the flexibility our customers are used to, we have enlarged our. Skf concentra roller bearing units fast and reliable mounting with an expanded range of inch dimensions. Split plummer block housings of the series snv are available for shaft diameters 20 mm to 160 mm and. Sn316sn300 seriesplummer blockplummer blockkml bearings. Sn 200 series plummer block housings split for spherical ball and roller bearings on a cylindrical shaft, felt seals included, cast iron gg 20. It is made in two halves to provide easy placing and removal of the.
Plummer block center, and its value is 12 the width of the setting washer. Welcome to masta group, for more than 70 years, the masta group with its brand masta has been one of the leading manufacturers of plummer block bearing housings and various accessories. Benefits include a facility for easy mounting and dismounting of preassembled shafts. The tolerances of both types are given in the tables below.
Instructions for skf housing select the program will search for skf bearing housings according to the criteria that have been specified. Oct 29, 20 pedestal bearings or plummer block this type of bearing consists of i a cast iron pedestal, ii gun metal, or brass bush split into two halves called brasses, and iii a cast iron cap and two mild steel bolts. Plummer blocks bearing housing of sn500 series for tapered bore bearing 25 22207k 2208k 22k 65 shaft housing dimensions in mm housing bearing adapter locating qty felt dia no. Bower cylindrical and tapered roller bearings catalog a1500. Plummer blocks sn5 j n n1 a1 s h1 h h2 t l shaft bearing abutment and fillet dimensions approx. Standard type for bearing with adapter assembly d1 25140mm. Suitable bearings required adapter sleeve for metric or imperial shaft sizes.
Split plummer block housings for converters in steel making sknd series. Nsk plummer blocks are available with a variety of end covers and offer special seal. The sng housing is suitable for heavyduty applications in mining and construction, paper industry, steel industry and light industry. Depending on your accessories, a single housing can be utilized for a variety of bearings based on capacity needs, in fixed or float positions, and open or closed with end covers. To ensure effective sealing, plummer blocks are available with a variety of special sealing options and end covers. Plummer blocks, 2500 by ntn bearing corporation of. Each seal type incorporates specific features to meet your application needs. This enables higher radial loads to act on the housing cap.
Split plummer block housing for bearings with adapter sleeve for 75mm shaft. Plummer block catalogue pdf 3 plummer block housings have much to offer. Pedestal bearings or plummer block mechanical engineering. Masta group, an iso9000 certified organization by tuv. For many years skf has been one of the leading suppliers of split plummer block housings synonymous with operational reliability and quality. Plummer blocks designation dimension in mm bearing with adapter sleeve locating rings no. Split plummer block housings sns advantages of the detailed design a large number of details in the housing design that are systematically matched to practical application allows a particularly flexible and economical usage of plummer block housings sns, figure 2. When one locating ring is used for fixedend, the offset x dimension of bearing center from the center of the plummer block housing is a half of the locating ring width. Jis tensile material symbol symbol strength kgfmm2 grey cast iron fc 200 g 5501 20 10.
Snl 30 and snl 31 plummer block housings have more to offer skf plummer block housings of the sd design are currently being redesigned to take advantage of the progress embodied in the smaller snl housings. The computeraided design cad files and all associated content posted to this website are created, uploaded, managed and owned by third party users. The threads for plugs are pt18 for sn316 and smaller, and pt14 for the others. Used with either oil or grease lubrication, the housings have a relubrication facility. Skf housing kits cut ordering time and shipping costs. Schaeffler technologies tpi 231 7 suitable bearings split plummer block housings sns are suitable for fitting with spherical roller bearings with a tapered or cylindrical bore, see table. Plummer house disambiguation, any of several historic houses. Weight kg d 1 h 1 a l a 1 2 j n n 1 mm inch s 3024 k 16,5 110 112 215 150 390 110 40 320 36 30 m 24 1. Content 2 plummer blocks snn 500 600 series 6 plummer block concept 8. The fundamental application of both types is the same which is to mount bearings safely enabling their outer ring to be stationary while allowing rotation of the inner ring. Painting system snl plummer block housings are painted as standard in accordance with iso 129442, environmental class c2. Established in 1996, hfb has developed into a mediumsized enterprise with subsidiaries and representative offices in the worlds leading industrial countries. However, to meet the still higher market demands of the future, skf has developed the snl plummer block housings.
Sni and sn plummer block housings are split bearing housin gs for the fitting of self aligning ball or spherical roller be arings which are fixed to the shaft either by shrink fitting or with an adapter sleeve. Plummer block, method of mounting bearings on a rotating shaft. Bearing adapter locating qty dia felt seals double lip labyrinth no sleeve ring no req. Unique device to prevent bearing outer ring rotation. Housings for shaft ends are supplied with an end cover in grey cast iron. They are manufactured from highstrength cast iron as standard but are also available in cast steel or spheroidal graphite cast iron. When a long shaft requires to support at intermediate point a pedestal bearing or more plummer block is put to use. Plummer block housings sn224 and larger are provided with eye bolts. Type seals type seals type no da a a1 ca da h h1 h2 j l n n1 g 110 185 120 86 215 271 140 45 350 410 32 26 24. On snc pillow block housings, bolts with a larger diameter than on comparable housings are used to connect the upper and lower sections of the housing.
Snl 30 and snl31 plummer block housings solve the housing. Snl plummer block housings enable the full service life potential of the incorporated bearings to be exploited with less need for maintenance. Functionality can be expanded through the connection of systems for condition monitoring and for automatic relubrication. Plummer blocks bearing housings series sna 500 for bearings with adapter sleeves. They are designed for grease lubrication o nly and can be supplied with lubrication holes if required.
Snl plummer block housings solve the housing problems. Bearing housings, plummer block, pillow block,adapter sleeve,glh brand beraing housing manufacturer. There are numerous types and sizes of plummer blocks. Pillow block units ucp type with set screws cylindrical bore shaft dia. Skf snh plummer block housings housing material grey cast iron, fg 260 as per is 210 snh plummer blocks are made of grey cast iron. Commerce manufacturer machinery taipei china asian pacific r. The function of the seals and covers available as accessories is the sealing of the bearing position. Snl plummer block housings have more to offer the current skf standard plummer block housings of the snh design are considered as the first choice for design, quality and economy. Housing material for a pillow block is typically made of cast iron or cast steel. Ssn517 plummer block bearing, ssn517 bearing xx wuxi.
Masta group is self dependent manufacturing company having complete inhouse production activities, with own foundry, machineshop and related facilities. Plummer block housings can be used with highcapacity spherical roller bearings or selfaligning ball bearings. Plummer syndrome, development of a toxic nodular goiter. Plummer model, mathematical model in dynamical systems. Sn 300 series plummer block housings split for spherical ball and roller bearings on a cylindrical shaft, felt seals included, cast iron gg 20. At the time of enquiry, please specify which type you require out of following. Each size is supplied with standard felt seals and fixing rings.
In this catalog, only the types marked by are shown. End covers are also available for both the sn and snu housings. Snl plummer block housings are fully interchangeable with the earlier snh housings. Housing features dsignation the plummer block housings detailed in this brochure are manufactured in accordance with isor1 standards. Applications include warehousing, conveyors, bulk material handling and industrial fans. This sncd designated housing features additional a factor 1. Plummer blocks and accessories snn series and sd series 7 highperformance snn series plummer blocks are highly rigid and easy to handle. Plummer block housings sn 500 series ssn 500 series s1 b s2 the sn housing will accept the selfaligning ball or spherical roller bearings with adapter sleeves. Snln 30 plummer block housings snln 30 plummer block housings are split and replace old sn 30 housings.
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