SKF - Industrial Shaft Seals

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Radial shaft seals – CRW1, CRWA1, CRWH1 and CRWHA1 – inch dimensions d 1 2.813 – 3.125 in. b d 1 D Please see pages 74 to 76 for housing bore requirements. Dimensions Shaft Bore Nominal seal width d 1 D b Design and lip material Designation in. – – 2.813 3.751 0.438 CRWH1 R 28035 3.876 0.438 CRWH1 R 28116 4.003 0.438 CRWH1 R 28175 4.249 0.313 CRW1 R 28270 4.249 0.438 CRWH1 R 28275 4.250 0.438 CRWH1 P 28276 2.844 3.939 0.500 CRWA1 R 28425 3.939 0.550 CRWHA1 R 28426 4.003 0.438 CRWH1 R 28464 4.003 0.500 CRWH1 V 28474 2.875 3.623 0.438 CRWH1 R 28654 3.623 0.438 CRWHA1 R 28655 3.751 0.375 CRWA1 R 28669 3.751 0.375 CRWA1 V 28670 3.751 0.438 CRWH1 R 28686 3.751 0.438 CRWHA1 R 28687 3.751 0.438 CRWH1 P 28697 3.751 0.438 CRWH1 V 28698 3.751 0.438 CRWHA1 V 28699 3.876 0.438 CRWH1 R 28745 3.876 0.438 CRWHA1 R 28746 3.876 0.438 CRWHA1 V 28748 4.003 0.375 CRWA1 R 28778 4.003 0.375 CRWA1 V 28779 4.003 0.438 CRWH1 R 28760 4.003 0.438 CRWHA1 R 28761 4.125 0.375 CRWH1 R 28817 4.331 0.438 CRWA1 P 28841 146
Dimensions Shaft Bore Nominal seal width d 1 D b Design and lip material Designation in. – – 2.938 3.623 0.375 CRW1 R 29218 3.751 0.375 CRW1 R 29223 3.751 0.375 CRWA1 R 29224 3.751 0.375 CRWA1 V 29226 2.2 3.876 0.375 CRWHA1 R 29263 1) 3.876 0.375 CRWHA1 V 29262 3.937 0.438 CRWA1 P 29273 4.003 0.438 CRWH1 R 29316 4.003 0.438 CRWHA1 R 29393 1) 4.003 0.438 CRWA1 P 29350 4.004 0.433 CRWHA1 V 29383 4.125 0.375 CRWH1 R 29184 4.125 0.375 CRWHA1 R 29385 4.501 0.438 CRWH1 R 29465 3.000 3.500 0.375 CRW1 V 29841 3.751 0.375 CRW1 R 29865 1) 3.751 0.375 CRWA1 R 29866 3.751 0.375 CRWA1 P 29867 3.751 0.375 CRW1 V 29868 3.751 0.375 CRWA1 V 29870 3.751 0.438 CRWH1 R 29871 3.751 0.438 CRWHA1 R 29872 3.876 0.313 CRW1 V 29877 3.876 0.438 CRWH1 R 29887 3.876 0.469 CRWH1 V 29891 4.003 0.375 CRW1 R 29906 4.003 0.375 CRWA1 R 29907 4.003 0.375 CRWA1 V 29912 4.003 0.375 CRWH1 P 29950 4.003 0.438 CRWHA1 P 29925 1) 4.003 0.438 CRWH1 R 29951 1) 4.003 0.438 CRWHA1 R 29952 4.003 0.438 CRWH1 V 29958 4.125 0.438 CRWH1 R 30000 4.125 0.438 CRWH1 V 30003 4.249 0.438 CRWH1 R 30033 1) 4.249 0.438 CRWHA1 P 30056 4.331 0.438 CRWH1 R 30060 4.376 0.438 CRWH1 R 30070 4.500 0.438 CRWH1 R 30087 4.500 0.438 CRWHA1 R 30095 4.501 0.438 CRWH1 V 30098 4.999 0.438 CRWH1 R 30125 3.125 3.811 0.355 CRW1 V 31132 3.811 0.355 CRW1 R 31135 4.003 0.375 CRWA1 R 31139 4.003 0.375 CRWHA1 V 31152 4.003 0.438 CRWH1 R 31147 4.003 0.438 CRWHA1 R 31148 1) Without SKF Bore Tite Coating 147
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Industrial shaft seals
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1 Product data - general ..........
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Meeting the toughest challenges Our
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Bearings SKF is the world leader in
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2 Radial shaft seals ..............
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Foreword This edition of the Indust
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Product data - general 1 Industrial
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Profile overview selection Radial s
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1 Cassette seals, SKF Mudblock MUD1
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V-ring Fig. 1 Selection of seal des
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CRW1 seal CRW1 seals in tandem Fig.
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CRW1 seals Fig. 16 Separating two l
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CRWA5 seal Fig. 19 Pressure differe
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V-ring seal V-ring seals Fig. 23 Fi
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Counterface design The service life
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Seal materials Cases and inserts Me
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Nitrile rubber (R) The term nitrile
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Polyacrylate elastomer Polyacrylate
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Chemical resistance In table 2, Che
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cont. table 2 Chemical resistance M
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Cleaning and maintenance In the eve
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Metal-reinforced seals ............
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Radial shaft seals General Radial s
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Radial shaft seals Fig. 2 Metal-cas
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Radial shaft seals Outside diameter
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Radial shaft seals Table 2 Outside
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Radial shaft seals As a consequence
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Radial shaft seals Diagram 3 Maximu
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Radial shaft seals Diagram 4 Maximu
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Radial shaft seals Diagram 5 Permis
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Radial shaft seals Friction To be e
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Radial shaft seals Table 4 Chemical
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Radial shaft seals Shaft requiremen
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Radial shaft seals exces sive seali
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Radial shaft seals Housing bore req
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Radial shaft seals Tolerances The h
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Radial shaft seals Installation sle
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Radial shaft seals Seals without me
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Radial shaft seals Cover plates Sea
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Radial shaft seals Multiple HDS sea
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Radial shaft seals Installation pro
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Radial shaft seals Designation syst
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Radial shaft seals Seals for genera
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Radial shaft seals Seals for genera
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Radial shaft seals - HMS5 and HMSA1
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Page 106 and 107: Radial shaft seals CRW1, CRWA1, CRW
Page 108 and 109: Radial shaft seals - CRW1, CRWA1, C
Page 162 and 163: Radial shaft seals CRW5 and CRWA5 s
Page 164 and 165: Radial shaft seals - CRW5 and CRWA5
Page 166 and 167: Radial shaft seals HDW1 seals HDW1
Page 168 and 169: Radial shaft seals CRS1, CRSH1, CRS
Page 170 and 171: Radial shaft seals - CRS1, CRSH1, C
Page 176 and 177: Radial shaft seals PTFE radial shaf
Page 178 and 179: Radial shaft seals Table 14 Materia
Page 180 and 181: Radial shaft seals HM and TL seals
Page 182 and 183: Radial shaft seals - HM and TL seal
Page 194 and 195: Radial shaft seals X seals, sealing
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Radial shaft seals - X seals - inch
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Radial shaft seals Seals for heavy
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Radial shaft seals HDSA and HDSB ea
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Radial shaft seals Additional desig
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Radial shaft seals HSF fabric-reinf
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Radial shaft seals HS split seals I
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Radial shaft seals SKF Springlock T
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Radial shaft seals Table 19 Standar
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Radial shaft seals - HDS7 - metric
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Radial shaft seals - HDS7 - inch di
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Radial shaft seals - HDS7 - inch di
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Radial shaft seals - HDS7K - metric
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Radial shaft seals - HDS7K - inch d
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Radial shaft seals - HDL - metric d
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Radial shaft seals - HDL - inch dim
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Radial shaft seals - HDS1, HDS2 and
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Radial shaft seals - HDS1K - inch d
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Radial shaft seals - HDS2K - metric
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Radial shaft seals - HDSF and HDSH
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Radial shaft seals - HDSA and HDSB
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Radial shaft seals - HDSE1 - metric
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Radial shaft seals - HDSD and HDSE
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Radial shaft seals - SBF - metric d
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Radial shaft seals - HSF1 (split) a
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Radial shaft seals - HSF9 - metric
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Radial shaft seals - HS4 and HS5 -
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Radial shaft seals - HS4 and HS5 -
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Radial shaft seals - HS6, HS7 and H
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Cassette seals General ............
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Design features All SKF Mudblock se
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Fig. 2 SKF Mudblock seal MUD5 Half
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Wear sleeves General To seal effici
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Wear sleeves SKF Speedi-Sleeve Gold
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Wear sleeves Fig. 6 Fig. 7 Fig. 8 I
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SKF Speedi-Sleeve - metric dimensio
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SKF Speedi-Sleeve - inch dimensions
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Wear sleeves Wear sleeves for heavy
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Wear sleeves Using LDSLV designs Th
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Wear sleeves for heavy industrial a
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Track pin seals General ...........
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SKF Trackstar seals provide several
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Dimensions Spacer ring Bore Operati
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Metal face seals General SKF metal
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Metal face seals Permissible operat
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Metal face seals - HDDF - inch and
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Metal face seals - HDDF - inch and
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V-ring seals General ..............
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low but sufficient enough to mainta
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Main V-ring functions V-rings are s
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Sliding velocities V-rings can oper
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Counterface A fine-turned counterfa
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Shaft requirements Sharp edges, nic
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Dimensions Shaft diameter Seal insi
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Dimensions Design Lip Shaft diamete
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Installation The inside diameter of
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Dimensions Shaft Case outside Seal
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469 7.4
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Axial clamp seals General SKF axial
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Axial clamp seals Installation inst
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Axial clamp seals - CT1 and CT4 - m
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Axial clamp seals - CT1 and CT4 - m
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Axial clamp seals - CT1 and CT4 - i
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Product index Design Product group
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Design Product group Product table
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SKF - Industrial Shaft Seals

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