One-way flow control valve

GRLA-1/2-QB-5/16-U

Part number: 564845

Data sheet

Feature

Value

Type code

GRLA

Valve function

Exhaust air flow control non-return function

Pneumatic connection 1

QB-5/16

Pneumatic connection 2

1/2 NPT

Actuation type

Manual

Adjusting element

Slotted screw

Type of mounting

Screw-in

With external thread

Standard nominal flow rate in flow control direction

5389.83 l/min

Standard nominal flow rate in non-return direction

4144.068 l/min ... 5491.525 l/min

Ambient temperature

0 °C ... 60 °C

Mounting position

Any

Symbol

00991452

Operating pressure for entire temperature range

-0.951 bar ... 7.998 bar

Standard flow rate in flow control direction 6 -> 0 bar

7538.1 l/min

Standard flow rate in non-return direction at 6 -> 0 bar

7576.271 l/min ... 7830.508 l/min

Operating medium

Compressed air as per ISO 8573-1:2010 [7:4:4]

Information on operating and pilot media

Operation with oil lubrication possible (required for further use)

Temperature of medium

0 °C ... 60 °C

Max. tightening torque

28.065 Nm

Product weight

103.761 g

Material of screwed trunnion

Brass

Nickel-plated

Note on materials

Contains paint-wetting impairment substances

RoHS-compliant

Seals material

NBR

Hollow bolt material

Brass

Nickel-plated

Releasing ring material

POM

11/3/21 - Subject to change - Festo AG & Co. KG

1/2