Product Search
Technical info FAQ
2HB

2HB

2HB pump (Pumphead)

  • ● Small/Mid capacity (2.8~20㎤/rev)
  • ● Mid class pressure type
ApplicationsTransport of hydraulic /lubricating/coolant oilFluid compatibility list
Allowable fluid temprature-5~80℃ (23°F~176°F)
(Special spec model for high temp. available)
Applicable seal kit/Bearing/Material list for special model
Allowable kinematic viscosity10~500mm²/sec
Mount typeSelectable
(Angle plate(Mounting foot) or Square flange type)
Rotation direction selectionSelectableMore details
Internal relief valve
(type VB)
External relief valve
(type VD)
SelectableAbout relief valve

Specification

ModelTheoretical displacement (cm³/rev)Theoretical discharge ℓ/min (US gal/min)Max. discharge pressure
MPa (psi)
Max. rotation speed
min-1
Approx. weight kg | lbs
1500min-11800min-1
TOP-203HB2.84.2 (1.11)5 (1.32)3.0 (435.11)30003.5(3.9) | 7.72( 8.60)
TOP-204HB4.06.0 (1.59)7.2 (1.90)3.0 (435.11)30003.6(4.0) | 7.94 (8.82)
TOP-206HB6.09.0 (2.38)10.8 (2.85)2.5 (362.60)25003.8(4.2) | 8.38(9.26)
TOP-208HB8.012.0 (3.17)14.4 (3.80)2.5 (362.60)25004.0(4.4) | 8.82 (9.70)
TOP-210HB10.015.0 (3.96)18.0 (4.76)2.5 (362.60)25004.1(4.6) | 9.04(10.14)
TOP-212HB12.018.0 (4.76)21.6(5.71)2.0 (290.08)20004.3(4.7) | 9.47(10.36)
TOP-216HB16.024.0 (6.34)28.8 (7.61)1.5 (217.56)18004.6(5.1) | 10.14(11.24)
TOP-220HB20.030.0 (7.93)36.0 (9.51)1.2 (174.05)18005.0(5.5) | 11.02(12.13)
Model numbering systemPerformance curve
○ Condition of max. discharge pressure and max. rotation speed: ISO-VG2 oil at 40℃ (104°F).
○Approx. weight ( ) includes relief valve unit.
○TOP-2HA series were replaced by current TOP-2HB series. Specs and mounting size is compatable but screw type has changed from G to Rc.

FAQ

How to check model name/specification of all Trochoid® pump.

See and check with NOP Trochoid product guide on this website.

How to check specs for Trochoid® pump with built-in motor.

See and check with NOP Trochoid® pump product guide on this website.

What kind of fluid can be transported by NOP® pump?

Trochoid® pump is able to transport oil, but some models enable to transport coolant fluid for machine tool, fuel oil ,medical-use fluid. Water can be transferred by PROCON® pump.

*Gasoline and volatile oil can NOT be transferred by NOP pump.

See details here

Check other question

Contact us if you have something unclear.

If you have any question on NOP® products, please take a look at "FAQ" at the first place.
If you can not find suitable answer, please give your inquiry via "Contact to" or phone-call.

  • PHILTER PUMP
  • YouTube