Rotary Seals - Trelleborg Sealing Solutions - #3

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Text version of the page
Rotary Seal
General description .......................................................................3
Introduction ..................................................................................9
Working parameters ............................................................................9
Enviroment ..................................................................................11
Quality .....................................................................................13
Storage and shelf life ..........................................................................13
Design instructions ............................................................................15
Radial oil seal ............................................................................18
The seal.....................................................................................18
Shaft and housing design .......................................................................27
Standard types of rotary seals....................................................................29
Trelleborg Sealing Solutions type TRA and STEFA type CB (DIN 3760 type A) ................................30
Trelleborg Sealing Solutions type TRE and STEFA type CC (DIN 3760 type AS)................................53
Trelleborg Sealing Solutions type TRC and STEFA type BB (DIN 3761 type B).................................66
Trelleborg Sealing Solutions type TRD and STEFA type BC (DIN 3761 type BS)................................73
Trelleborg Sealing Solutions type TRB and STEFA type DB (DIN 3761 type C).................................78
Trelleborg Sealing Solutions type TRF and STEFA type DC (DIN 3761 type CS) ................................86
Special types of rotary seals......................................................................90
Trelleborg Sealing Solutions types TRD_A / TRD_B and STEFA type 1 B/CC / 2B/CC.............................91
Trelleborg Sealing Solutions type TRU - medium pressure oil seal .........................................93
Trelleborg Sealing Solutions type TRP and STEFA type 6CC - medium pressure oil seal .........................97
STEFA type 12CC - medium - high pressure oil seal ................................................... 100
Trelleborg Sealing Solutions type TRK and STEFA type CD.............................................. 102
Trelleborg Sealing Solutions type TRG and STEFA type BD.............................................. 106
Rotary and axial seal combination................................................................ 110
Product description ........................................................................... 112
Combined rotary shaft seal ..................................................................... 113
STEFA standard APJ types ...................................................................... 114
STEFA 1B/APJ and 2B/APJ types - housing as per DIN 3760-3761 ......................................... 116
End cover................................................................................ 118
Trelleborg Sealing Solutions type YJ 38 and STEFA type VK............................................. 118
Trelleborg Sealing Solutions type YJ 39............................................................ 122
Shaft repair kit .......................................................................... 124
Installation recommendation, metric sizes.......................................................... 126
Installation recommendation, imperial sizes ........................................................ 128
Cassette seal ............................................................................ 133
General.................................................................................... 133
STEFA System 500 ............................................................................ 133
STEFA System 3000 ........................................................................... 134
STEFA System 5000 ........................................................................... 134
Material ................................................................................... 137
Application ................................................................................. 138
Installation ................................................................................. 141
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pageCatalog pdf di En 2012-02-07-15