Page 233 - Root Cause Failure Analysis
P. 233

Seals and Packing    221
















                                                        PACKING RINGS















                                                           C. GLAND FOLLOWER
                                                            OR STUFFING GLAND
              Figure 18-1  Typical packed-stuflng box seal (Bearings Znc. catalogue).






                                            STATiOWRY RING
                                                             STATIC SEAL POINT
                                                             STATIONARY  UNIT



                                                                         Y
                                          ROTATiNG SHAFT






                                                        \ ROTARY SEAL POINT
                                      ROTATING UNIT       MATING RiNG FACES
                                        TO SHAFT            iN CONTACT
              Figure 18-2  Simple mechanical seal (Bearings Znc. catalogue).
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