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[bar] 0.35 (standard). Material. Body ASTM 12L14 steel. Poppet ASTM 416 stainless steel. Guide ASTM 416 stainless steel. Spring ASTM 316 stainless steel.
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Check Valve Series 6C

Catalogue HY11-3500/UK

Characteristics / Ordering Code Manatrol check valves of the series 6C have metric connecting threads according to ISO 6149. The valve provides the free flow in one direction and blocks flow in the counter direction.

Features • Connection according to ISO 6149 with conical surface for the O-ring • Metric connecting thread • Leak protection through O-ring seal between screw-in threaded joint and connecting thread

Drawing shown without O-Ring

Technical data Size Nominal pressure Flow Connecting thread Opening pressure Material

Seals*

[bar] [l/min] [bar] Body Poppet Guide Spring

616 350 65 M16 x 1.5 0.35 (standard) ASTM 12L14 steel ASTM 416 stainless steel ASTM 416 stainless steel ASTM 316 stainless steel Nitrile (NBR)

818 350 110 M18 x 1.5

1022 350 155 M22 x 1.5

1227 350 240 M27 x 2

* no seal at M27x2.0

10

Ordering code

Code 616 816 1022 1227

6

C

Metric port thread ISO 6149

Pipe mounting

S Size

Steel body

Size M16 x 1.5 M18 x 1.5 M22 x 1.5 M27 x 2

6C_UK.INDD RH

10-47

Parker Hannifin GmbH & Co. KG Hydraulic Controls Division Kaarst, Germany

Check Valve Series 6C

Catalogue HY11-3500/UK

Dimensions

Size

Port thread A

6C616S 6C818S 6C1022S 6C1227S

M16 x 1.5 M18 x 1.5 M22 x 1.5 M27 x 2.0

Dimensions C 79.4 88.9 101.6 117.5

D 25.4 28.6 31.8 38.1

10

6C_UK.INDD RH

10-48

Parker Hannifin GmbH & Co. KG Hydraulic Controls Division Kaarst, Germany