Fluid Products, Classic Couplings & nipples

Series 326, DN 6.2

  • Handles tough media
  • One-hand operated
  • Dust caps included as standard

Compatible with aggressive medias, Series 326 stands up to food, offshore, and steam applications. One- and two-way shutoff styles are included in the Series that requires only one hand for operation. Dust caps are included as standard. EPDM seals are available on request.


The Series is also available in an all brass version (Series 324). Please refer to the CEJN Pneumatic range for specialized versions of the Series with nickel-plated steel/brass or aluminum constructions and as Vented Safety (Series 320).

Series 326, DN 6.2
Technical data
Nominal flow diameter: 6,2 mm (1/4")
Water flow (double shut-off): 18 l/min (4.0 GPM UK)
Water flow (single shut-off): 28 l/min (6.2 GPM UK)
Max. working pressure: 70 bar (1015 PSI)
Min. burst pressure: 280 bar (4061 PSI)
Temperature range: -15°C — +100°C (5°F — +212°F)
Material coupling: Stainless steel (AISI 316)
Material nipple: Stainless steel (AISI 316)
Kv (double shut-off): 0.54
Cv (double shut-off): 0.63
Kv (single shut-off): 0.84
Cv (single shut-off): 0.98

Flow capacity is measured at 4 bar (58 PSI) pressure drop.

Fluid Flow
Pressure drop, bar (PSI)
Series 326, DN 6.2
Flow, GPM
Black: Double shut-off, Grey: Single shut-off
Couplings Part No. Connection Seal Length Diameter Hexagon
Female thread 10 326 1202103261202G 1/4"NBR56.725.422
 10 326 1204103261204G 3/8"NBR55.225.422
 10 326 1205103261205G 1/2"NBR60.731.227
 10 326 1212103261212G 1/4"FPM56.725.422
 10 326 1214103261214G 3/8"FPM55.225.422


Nipples with valve Part No. Connection Seal Length Diameter Hexagon
Female thread 10 326 6202103266202G 1/4"NBR52.12219
 10 326 6204103266204G 3/8"NBR54.125.422
 10 326 6212103266212G 1/4"FPM52.12219
 10 326 6214103266214G 3/8"FPM54.125.422


Nipples Part No. Connection Seal Length Diameter Hexagon
Hose connection 10 326 50021032650026.3 mm (1/4")-42.513-
 10 326 50031032650038 mm (5/16")-45.513-
 10 326 500410326500410 mm (3/8")-44.514-
Male thread 10 326 5152103265152R 1/4"-3916.214
 10 326 5154103265154R 3/8"-41.519.617
Female thread 10 326 5232103265232G 1/4"-37.519.617
 10 326 5204103265204G 3/8"-37.523.122
 10 326 5205103265205G 1/2"-41.531.227


Check with an authorized CEJN distributor for availability and prices. Other connections and sealing material on request. Some part numbers may be subject to minimum order quantities. CEJN reserves the right to make changes without further notification. Thread connections are listed according to ISO Standards. All measurements are in mm.

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