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Selection Table for Mini Bladder Pumps
Type
Stainless Steel
PVC
Diameter
1/2 in
3/4 in
1 in
1.3 in
1.66 in
Part Number
TR-042
TR-037
 TR-035 TR-070
TR-071
Body Length (nom.)
18 in
14 in
20 in
Stroke Volume
20 mL
51 mL
95 mL
35 mL
175 mL
Max. Rated Flow Rates* (mL/min):
0 ft*
460
1500
1800
1400
2000
50 ft*
240
600
750
600
1500
100 ft*
100
300
500
300
800
150 ft*
40
130
200
130
400
Max. Lift
100 ft
150 ft
150 ft
150 ft
200 ft**
Tubing Size 1/8" OD x .095 ID Nylon for air supply and 3/16"OD x .125 ID Teflon tubing for discharge 1/4 in OD x 1/4 in OD 1/4 x 3/8 in
Weight
12 oz
12 oz
18 oz
14 oz
2 lb
Materials
Body: 304 stainless steel
Bladder: flexible Tefon®
Body: 304 PVC
Bladder: Tefon®

* 100 psi, 8 ft submergence, with ¼ in OD air and ¼ in OD discharge tubing. Flow at any depth depends on tubing diameter, length and free discharge to atmosphere.

** Same as above but with with 0.096 in ID air and in ID discharge tubing.

** Depths over 250 ft require the use of a drop tube (TR-041)

All pumps can be supplied contaminant free.

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