Crane Crown B12 Series, Installation And Operation Manual

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6
SUCTION/DISCHARGE ......... 3" X 3" NPT Female
LIQUID TEMPERATURE ....... 160°F (71°C) Continuous
VOLUTE/WEARPLATE
B
....................... Cast Iron ASTM A-48, Class 30
SB ..................... 316 Stainless Steel,
Replaceable
CASE B ....................... Cast Iron ASTM A-48, Class 30
SB ..................... 316 Stainless Steel
PEDESTAL ............................. Cast Iron ASTM A-48, Class 30
IMPELLER: Design ............... Open Type, Passes 3/4" Solids
Material
B ....................... Cast Iron ASTM A-48, Class 30
SB ..................... 316 Stainless Steel
Dynamically Balanced, ISO G6.3
IMPELLER SHAFT .............. Stainless Steel
LOCKING COLLAR .............. Stainless Steel. Serves as
Shaft Slinger
SQUARE RINGS ................... B - Buna-N
SB - Viton®
HARDWARE .......................... B - Corrosion Resistant Steel
SB - Stainless Steel
PAINT .................................... B - Air Dry Enamel
SB - Two Part Epoxy
SEAL: B Design .............. Single Mechanical
Lubrication ........ Grease, with Self-Feeding
Lubricator
Material ............. Rotating Faces - Carbon
Stationary Faces - Ceramic
Elastomer - Buna-N
Hardware - 300 Series Stainless
SB Design .............. Single Mechanical
Lubrication ........ Pumped Fluid
Material ............. Rotating Faces - Carbon
Stationary Faces - Ceramic
Elastomer - Viton
Hardware - 300 Series Stainless
BEARING:
B19 & SB19 Design ..............
Double Row, Ball
B21 & SB21 Design .............. Single Row, Ball
Lubrication ........ Grease
Load .............. Radial & Thrust
CHECK VALVE:
Material ............ B - Valve Flap-Neoprene
SB - Valve Flap - Viton
Weight-Cast Iron ASTM A-48,
Class 30
OPTIONAL EQUIPMENT ....... Seal Material, Case Heater,
Stainless Hardware; High Temperature Control; Flex Coupled
Assy., with Base & OSHA Guard; Right Hand V-Belt Drive
Assy., Left Hand V-Belt Drive Assy., and In-Line Vertical V-
Belt Drive Assy., with Base, Motor Adjusting Base & OSHA
Guard.
inches
(mm)
SECTION: A - PUMP SPECIFICATIONS: B19, SB19, B21, SB21
IMPORTANT !
1.) DO NOT USE FOR PUMPING FLUIDS WITH A FLASH POINT OF LESS THAN 100°F.
2.) MAKE CERTAIN THAT PUMP AND/OR MOTOR ASSEMBLY AND CONTROLS HAVE THE APPROPRIATE RATINGS FOR THE GIVEN APPLICATION
AREA CLASSIFICATION. (ie DIVISION I, AGENCY LISTING ETC.)