For many years skf has been one of the leading producers of split plummer block housings synonimous with operational reliability, quality and versatility. Available in a variety of metric shaft sizes, timken snt plummer block units offer the choice. 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. Split plummer block housings sns features split fag plummer block housings sns and the associated bearings form bearing arrangement units that can be matched, through the specific selection of seal design, lubrication type and bearing mounting, to a wide range of requirements. Housing material for a pillow block is typically made of cast iron or cast steel. 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. Timken snt split plummer block housings are produced with highquality cast iron or ductile iron. Snl 30 and snl 31 plummer block housings solve the. Snf 500 series plummer block housings snh for spherical ball and roller bearings on adapter sleeves, equipped with felt seals, cast iron gg 20.
The snc plummer block housings are designed for installation of spherical roller bearings. This enables higher radial loads to act on the housing cap. They are suitable for high speeds and high temperatures. The housings have a relubrication facility and can be used with either oil or grease lubrication. Suitable bearings required adapter sleeve for metric or imperial shaft sizes. The new plummer block housings of series snl 30 and snl 31 will gradually replace the sd housings and are also referred to as large snl plummer block. 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. 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. Sn 300 series plummer block housings pti europa as. Skf are able to offer the perfect product partnership synonymous with operational reliability, quality and versatility. Skf has developed the snl plummer block housings to be the first choice for design, quality and economy. 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.
Skf bearings catalogue pdf download skf bearing catalogue contains the standard assortment of skf rolling bearings typically used in industrial applications. Snl517 skf plummer block housing quality bearings online. 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. Download ybearing plummer block units, for high temperature applications. What is the advantage of plummer block over a simple. Plummer blocks and accessories snn series and sd series 7 highperformance snn series plummer blocks are highly rigid and easy to handle. They are manufactured from highstrength cast iron as standard but are also available in cast steel or spheroidal graphite cast iron. They can be equipped with nsks tough spherical roller bearings, which have high load capacity, low temperature rise and highstrength cages. Skf free cad models ybearing plummer block units, for. Skf, a leading manufacturer of power transmission products, manufacturers a wide range of split plummer block housings in a variety of designs and sizes. Among others, skf bearing housings have the following advantages 1,large assortment of design and sizes 2,high quality of bearing housings design and manufacturing 3,worldwide availability. Over years, masta group records its business all over.
Snl split plummer block bearing housings have much more to offer. 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. Unsplit spherical roller bearings with an adapter sleeve can be. Skf split pillow block housings are modular systems, designed to maximize the performance of bearings mounted in them. View our range of skf plummer block bearings aka pillow block bearings with grub screws, eccentric locking collars or adapter sleeves. The tolerances of both types are given in the tables below. Housings with a long base are screw mounted to the adjacent construction by slots, housings with a short base by blind threaded holes. Sealing options nsk offers a range of sealing options including oil seals, labyrinth seals, or heavyduty taconite seals. Trunnion bearing housings for grinding mills fsdrk series. Bower cylindrical and tapered roller bearings catalog a1500. To provide the highest levels of quality and customer service, these products are available worldwide through skf sales channels. In this catalog, only the types marked by are shown.
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. Plummer block housings can be used with highcapacity spherical roller bearings or selfaligning ball bearings. Shaft size mounting adapter fixing weight d mm a a1 a2 ca da h h1 h2 j l n n1 bolt sleeves rings kg snf 511 50 95 70 107 44 100 127 70 28 210 255 24 18 m16 1211 k h 211 2 x fr 10011. Skf the knowledge engineering company a product information 3 fewer bearing replacements and less maintenance 3 plummer block housings have much to offer 3 snl 30, snl 31 and snl 32 plummer block housings have more to offer. Take a closer look at the different features of skf pillow block housings, and see how they can help you maximize bearing service life in your application. 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. The skf brand still stands for the very best in rolling bearings, but it now stands for much more. The new performance class of skf plummer block hous.
Skf bearing housings overview, selection and application recommendations split plummer block housings snl 2, 3, 5 and 6 series split plummer block. Plummer block housing units have a long or a short base. Split plummer block housings for converters in steel making sknd series. Arun 24 plummer blocks bearing housing of snh500 series for tapered bore bearing shaft housing dimensions in mm housing no. Snl 30 and snl31 plummer block housings solve the housing. They are designed for grease lubrication o nly and can be supplied with lubrication holes if required. The twopart housing, which has no provision for relubrication, is ordered separately from the insert bearing. However, to meet the still higher market demands of the future, skf has developed the snl plummer block housings. Timken snt split plummer blocks stronger outside timken engineered split plummer block. To ensure effective sealing, plummer blocks are available with a variety of special sealing options and end covers. Snl plummer block housings solve the housing problems.
Another benefit is the choice of oil or grease lubrication for the bearings housed in snl plummer blocks. Split plummer block housings of the series snv are available for shaft diameters 20 mm to 160 mm and. View our range of skf plummer block bearings with grub screws, eccentric locking collars or adapter sleeves. Plummer blocks bearing housing of snh500 series for tapered bore bearing shaft housing dimensions in mm housing no. Bearing adapter locating qty dia felt seals double lip vring labyrinth no sleeve ring no req.
Premium bearings for coal mining equipment brochure coal0111. Benefits include a facility for easy mounting and dismounting of preassembled shafts. Welcome to masta group, for more than 70 years, the masta group with its brand masta has been one of the leading manufacturers of plummerblock bearing housings and various accessories. Drain edge the chamfered edge prevents the penetration of moisture at the interface between the upper and lower section. Selfaligning ball or roller bearing is built into plummer block. Timken snt split plummer blocks 5 tested 22212 at 2700 rpm with a load 25% of the dynamic capacity. There are numerous types and sizes of plummer blocks. A plummer block housing an skf spherical roller bearing in the 222 series.
Snl217 skf plummer block housing 125x183x260mm tat. Skf bearing housings and roller bearing units pdf catalogs. Life ratio target l10 calculated life 100 c 212 f 95 c. The product offering is based on successful experience in a variety of industries and applications. Masta group is self dependent manufacturing company having complete inhouse production activities, with own foundry, machineshop and related facilities.
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. The range of shaft diameters is 115 mm to 530 mm and 4716 inch to 1912 inch. Split plummer block design allows for easy mounting and dismounting of preassembled shafts. Cast iron gray cast iron is the standard material for the 200300. Sealing options nsk offers a range of sealing options including oil. We recommend the use of our ultage spherical roller bearings with higher increased load capacities and extended service life, to take advantage of the optimal characteristics of the snchousings. Sn 300 series plummer block housings split for spherical ball and roller bearings on a cylindrical shaft, felt seals included, cast iron gg 20.
Ybearing plummer block units ybearing plummer block units with a pressed steel housing ybearing plummer block units fig. Sd plummer block housings 66 hfb walzlager gehausetechnik gmbh buchen technical changes reserved 0305 sd 34 ts65,0 150 230 180 240 335 17070 430 100 51024 28 34 78 14. Snl plummer block housings enable the full service life potential of the incorporated bearings to be exploited with less need for maintenance. Due to the spherical outside surface of the bearing outer ring and the concave housing bore. Needle roller and cage assemblies drawn cup needle roller bearings with open. Plummer block assembly n drawings files 3d cad model. To ensure effective sealing, plummer blocks are available with a variety of special sealing options. For many years skf has been one of the leading suppliers of various designs of split plummer block hous ings, including the sd plummer block housings. Also available in ductile iron ggg, with lubricating and grease outlet holes and grease quantity regulator. Snl plummer block housings enable the full service life potential of the incorporated bearings to be exploited with less need of maintenance.
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