Class 75-350   NOMINAL   Slip On       Welding Neck         125 lb           175 lb         250 lb         350 lb       PIPE   75 lb         75 lb       Steel Slip On & Welding Neck     Slip On & Welding Neck     Steel Slip On & Welding Neck     Taylor Forge Class 350 Welding       SIZE                               Taylor Forge175 Welding Neck               Neck and Slip-On, Tube Turns         Taylor Forge Class 75 SO     Taylor Forge Class 75 WN     Applicable for 150 lb. ANSI     or  Tube Turns 150lb., Tube Turns               300lb WN and SO         N Tube Turns PT715 Class 75 SO     Tube Turns PT705 Class 75 WN     and 150 lb MSS-SP44       Class 175 Welding Neck PT 703     Taylor Forge Class 250 Tube     Tube Turns Cl. 350 WN PT705       P Ladish 50 lb SO with       Ladish 50 lb WN with       Taylor Forge 125 Tube Turns     Only. Ladish 150 Parts 505 WN     Turns 250 lb PTS 702 WN and     Ladish 300lb PTS508 WN and       S Raised Faces       Raised Faces       125 lb PT701 WN and 711 SO     and 506 SO. Not applicable for     712 SO. Ladish 250 lb PTS 513     509 SO, Not applicable for Tube                             Ladish 125lb PT511 AWN and     Tube Turns Cl. 175 Slip-On PT713     WN and 514A SO Gaskets     Turns Class 350 Slip-On PT 714                             51214 SO Flat or Raised Face     Which have larger bolt circle     for Flat or Raised Flanges     Which have larger Diam. BHC       NPS I.D.   O.D.     O.D. I.D.   O.D.     O.D. I.D.   O.D.     O.D. I.D.   O.D.     O.D. I.D.   O.D.     O.D. I.D.   O.D.     O.D.   22                     22-3/4 x 24 x 26                                 26 27 x 28-1/4 x 30-1/8 26-1/2 x 27-3/4 x 28-3/4 26-1/2 x 27-3/4 x 30-1/2 26-1/2 x 27-3/4 x 29-1/8 26-1/2 x 27-3/4 x 32-3/4 26-1/2 x 27-3/4 x 29-5/8   28 29 x 30-1/4 x 32-1/8 28-1/2 x 29-3/4 x 30-3/4 28-1/2 x 29-3/4 x 32-3/4 28-1/2 x 29-3/4 x 31-1/8 28-1/2 x 29-3/4 x 35-1/4 28-1/2 x 29-3/4 x 31-5/8   30 31 x 32-1/4 x 34-1/8 30-1/2 x 31-3/4 x 32-3/4 30-1/2 x 31-3/4 x 34-3/4 30-1/2 x 31-3/4 x 33-3/8 30-1/2 x 31-3/4 x 37-1/2 30-1/2 x 31-3/4 x 33-7/8   32 33-1/8 x 34-3/8 x 36-3/8 32-1/2 x 33-3/4 x 35-1/8 32-1/2 x 33-7/8 x 37 32-1/2 x 33-3/4 x 35-5/8 32-1/2 x 33-7/8 x 39-3/4 32-1/2 x 33-7/8 x 35-7/8   34 35-1/8 x 36-1/2 x 38-3/8 34-1/2 x 35-7/8 x 37-1/8 34-1/2 x 35-7/8 x 39 34-1/2 x 35-7/8 x 37-1/2 34-1/2 x 35-7/8 x 41-3/4 34-1/2 x 35-7/8 x 37-7/8   36 37-1/8 x 38-1/2 x 40-3/8 36-1/2 x 37-7/8 x 39-1/8 36-1/2 x 38-1/8 x 41-1/4 36-1/2 x 37-7/8 x 39-1/2 36-1/2 x 38-1/8 x 44 36-1/2 x 38-1/8 x 40-3/8   38                     38-1/2 x 40-1/8 x 43-3/4 38-1/2 x 39-7/8 x 41-1/2 38-1/2 x 40-1/8 x 46 38-1/2 x 40-1/8 x 42-3/8   40                     40-1/2 x 42-1/8 x 45-3/4 40-1/2 x 42 x 43-1/2 40-1/2 x 42-1/8 x 48-1/4 40-1/2 x 42-1/8 x 44-3/8   42 43-1/4 x 44-3/4 x 46-5/8 42-1/2 x 44 x 45-5/8 42-1/2 x 44-1/4 x 48 42-1/2 x 44 x 45-7/8 42-1/2 x 44-1/4 x 50-3/4 42-1/2 x 44-1/4 x 46-5/8   44                     44-1/2 x 46-3/8 x 50-1/4 44-1/2 x 46 x 47-7/8 44-1/2 x 46-3/8 x 53 44-1/2 x 46-3/8 x 49   46                     46-1/2 x 48-3/8 x 52-1/4 46-1/2 x 48 x 49-7/8 46-1/2 x 48-3/8 x 55-1/4 46-1/2 x 48-3/8 x 51   48 49-1/4 x 50-7/8 x 52-5/8 48-1/2 x 50-1/8 x 51-1/8 48-1/2 x 50-3/8 x 54-1/2 48-1/2 x 50-1/8 x 51-7/8 48-1/2 x 50-3/8 x 58-3/4 48-1/2 x 50-3/8 x 53   50                     50-1/2 x 52-1/2 x 56-1/2 50-1/2 x 52-1/4 x 53-7/8                       52                     52-1/2 x 54-1/2 x 58-3/4 52-1/2 x 54-3/8 x 56-1/8           52-1/2 x 54-1/2 x 57-3/8   54 55-3/8 x 57-3/4 x 59-1/8 54-1/2 x 56-3/8 x 57-7/8 54-1/2 x 56-1/2 x 61 54-1/2 x 56-3/4 x 58-1/8           54-1/2 x 56-1/2 x 59-3/8   60 61-3/8 x 63-3/8 x 65-1/8 60-1/2 x 62-1/2 x 63-7/8 60-1/2 x 62-1/2 x 67-1/2 60-1/2 x 62-1/2 x 64-1/8           60-1/2 x 62-1/2 x 65-3/8                                                               11/13/1998   DIMENSIONS SHOWN: Gasket I.D x Gasket O.D. x Guide Ring O.D.