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Catalog 111 • Page 77
yamada
SEWAGE AND BILGE
Model
Port
Minimum
Max GPM
Maximum
Max GPM
Air Pressure and
Number
Size
CFM
at Min CFM
CFM
at Max CFM
Discharge PSI Range
YA NDP-5
1
/
4
"
2
1.8
6
3.1
20-100PSI
YA DP-10
3
/
8
"
2
3.5
8
6.0
20-100PSI
YA NDP-15
1
/
2
"
3
6
9
15
20-100PSI
YA NDP-20
3
/
4
"
5
15
15
28
20-100PSI
YA NDP-25
1"
10
26
30
49
20-100PSI
YA NDP-40
1
1
/
2
"
25
66
105
111
20-100PSI
YA NDP-50
2"
35
87
140
166
20-100PSI
YA NDP-80
3"
35
125
180
214
20-100PSI
AIR OPERATED DIAPHRAGM PUMPS,
1
/
4
" TO 3" PORTS
Yamada diaphragm pumps operate on compressed air and are available for a variety of
applications including bilge, fuel transfer, oil change, chemicals, sewage, and many others.
Pump housings are available in aluminum, cast iron, stainless steel, polypropylene, and
Kynar. (CFM = cubic feet of air per minute).
• Pump liquids with solids
• Self-priming from dry starts
• Safe to run dry indefinitely
• Low emulsive non-shearing action
• Suction lifts up to 20 feet
• Variable flow capacities up to 130 GPM
• 3 size pumps:
Compact 0-20 GPM
Bone Dry 0-40 GPM
Heavy Duty 0-130 GPM
• Rugged quality construction
• Open flow-thru non-clogging design
• Built tough for years of service
• Designed simply for infield maintenance
• Long life reinforced diaphragms
• Permanent installation
and portable models
• Pump systems for custom applications
• Made in the USA
Viton and Hypalon diaphragms available. Call our staff for assistance in selecting the
proper pump for your application.
*See pages 37 and 58 for more manual pump options.
CUSTOM CONFIGURED DIAPHRAGM PUMPS*
VERTICAL COLUMN SUMP AND SUBMERSIBLE SOLIDS PUMP
The Deming division of Crane Pumps & Systems manufacture industrial quality pumps for
sump, bilge and sewage systems used in a broad spectrum of marine markets. The 4500
Series vertical column sump pump can be made in various lengths and is designed to pump
various liquids containing small, non-fibrous solids for sump drainage, bilge, utility and
pollution control services. The 7365 series submersible pump will handle solids up to 3”
inches and is designed for continuous operation. Both pump series are available in several
voltages and electrical ratings. 4500 Series can be ABS certified.
Air Operated Diaphragm
bosworth
DRY RUNNING DIAPHRAGM PUMP IN AC AND DC
These Bosworth diaphragm pumps come in bronze or epoxy coated, marine grade aluminum
construction. The suction and discharge ports come standard in 2" slip-on hose and are avail-
able threaded in 1
1
/
4
" FPT and 1
1
/
2
" NPT sizes. Motor options include single and three phase,
50 and 60 Hz, IEEE-45 enclosure, and custom configurations that meet MCA, Lloyds, ABS and
USCG specifications. Below are some examples of the sizes available.
Bronze
Aluminum
Port
Max
Model Number
Model Number
Size
Voltage
Hz
HP
GPM
BW 2800B-10J18CT
BW 2800-10J18CT
2" Slip-on
115/230 vac
60
1
/
2
20
BW 2800B-30J18CT
BW 2800-30J18CT
2" Slip-on
230/460 vac
60
1
/
2
20
BW 2800B-12J18CT
BW 2800-12J18CT
2" Slip-on
12 vdc
1
/
2
20
BW 2800B-24J18CT
BW 2800-24J18CT
2" Slip-on
24 vdc
1
/
2
20
Electric Driven Diaphragm
edson
Diaphragm
crane / DEMING
Deming 4500 and 7365
Model
Port Sizes
GPM Range
Max Head
4500 Series
1
1
/
2
" to 10"
Up to 3000
150 ft
7365 Series
3", 4", 6", 8"
Up to 3250
250 ft