Valves - Directional Controls - Check Valve

CV16-20

CHECK VALVE CARTRIDGE

Overview

Description

The CV16-20X is a screw-in, cartridge style, hydraulic check valve for use as a blocking or load-holding device.

Operation

The CV16-20X allows flow passage from port 1 to port 2, while normally blocking oil flow in the opposite direction. The cartridge valve has a fully guided poppet which is spring biased closed until sufficient pressure is applied at port 1 to open to port 2.

Features

  • Hardened seat for long life and low leakage.
  • Optional bias springs for back-pressure application flexibility.
  • Industry-common cavity.
Pressure Ratings
Pressure rating:
  • 241 bar (3500 psi)
Flow Ratings
Flow rating:
  • 151 lpm (40 gpm)
Maximum internal leakage:
  • 0.25 ml/min (5 drops/min) At 241 bar (3500 psi)
Temperature Ratings
Operating fluid temperature:
  • -40 to 100 °C (-40 to 212 °F) With buna N seals
  • -26 to 204 °C (-15 to 400 °F) With viton seals
  • -54 to 107 °C (-65 to 225 °F) With polyurethane seals
Storage temperature:
  • -40 to 70 °C (-40 to 160 °F)
Ambient temperature:
  • -40 to 70 °C (-40 to 160 °F)
Fluids:
  • Mineral based or synthetic hydraulic fluid with lubricating properties
Fluid viscosity range:
  • 7.4 to 420 cSt
Maximum operating contamination level:
  • 20/18/14 per ISO 4406
Unit weight:
  • 0.28 kg (0.61 lb) (regular)
  • 0.39 kg (0.87 lb) (tall adaptor for 100 psi and 150 psi springs)
  • 0.57 kg (1.25 lb) (tall adaptor for 225 psi spring)
Internal wetted surface area:
  • 170 cm² (26.3 in²) (regular)
  • 229 cm² (35.5 in²) (tall adaptor for 100 psi and 150 psi springs)
  • 286 cm² (44.4 in²) (tall adaptor for 225 psi spring)
CV16-20_Perf_Chrt(2022-02-24)
CV16-20_Dim_Dwg(2022-02-24)
Cavity:
Cartridge installation torque:
  • 62.4 to 73.2 N-m (46 to 54 ft-lb)
Orientation restriction:
  • None
Seal kit:
  • SK16-2X-T X = seal option
CV16-20_Order(2022-02-24)

Model Options

CV16-20C-H-J-R
C Tall Cap
CODE
DESCRIPTION
BLANK
Standard Cap
T
Tall Cap
H Line Body
CODE
DESCRIPTION
0
No Body
12T
Aluminum SAE 12
16T
Aluminum SAE 16
12TD
Ductile Iron SAE 12
6B
Aluminum BSPP 3/4" (6)
8B
Aluminum BSPP 1" (8)
8BD
Ductile Iron BSPP 1" (8)
J Seal
CODE
DESCRIPTION
N
Buna-N
V
Fluorocarbon
P
Polyurethane
U
PPDI Urethane
R Spring
CODE
DESCRIPTION
5
5 psi Bias Spring
8
8 psi Bias Spring
15
15 psi Bias Spring
25
25 psi Bias Spring
45
45 psi Bias Spring
60
60 psi Bias Spring
100
100 psi Bias Spring
150
150 psi Bias Spring
225
225 psi Bias Spring