Pneumatic Products, Standard Couplings & Nipples

Series 326, DN 6.2

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

Compatible with aggressive medias, Series 326 stands up to food, offshore, and steam applications. Dust caps are included as standard. The Series 326 is interchangeable with all the versions of the Series 320.


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")
Air flow: 725 l/min (25.6 CFM)
Max. working pressure: 70 bar (1015 PSI)
Min. burst pressure: 280 bar (4061 PSI)
Connection force: 102 N
Temperature range: -15°C — +100°C (5°F — +212°F)
Material coupling: Stainless steel (AISI 316)
Material nipple: Stainless steel (AISI 316)
Interchangeable with: Rectus 25/26, Tema 1600/1625, Prevost ESC07/ERC07/ESI07/ISC08, Oetiker SC C, Hansen Auto-Flo 24
Standards: CEJN Original, Eurostandard, 7.4 mm
Markets: Global

Flow capacity is measured at 6 bar (87 PSI) pressure drop.

Air Flow
Pressure drop, bar (PSI)
Series 326, DN 6.2
Flow, l/min. (CFM)
Couplings Part No. Connection
Female thread 10 326 1202103261202G 1/4"
 10 326 1205103261205G 1/2"
 10 326 1212103261212G 1/4"
 10 326 1204103261204G 3/8"
 10 326 1214103261214G 3/8"


Nipples Part No. Connection
Hose connection 10 326 50021032650026.3 mm (1/4")
 10 326 50031032650038 mm (5/16")
 10 326 500410326500410 mm (3/8")
Male thread 10 326 5152103265152R 1/4"
 10 326 5154103265154R 3/8"
Female thread 10 326 5204103265204G 3/8"
 10 326 5205103265205G 1/2"
 10 326 5232103265232G 1/4"


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.

Please complete the form below in order to gain access to downloadable product files. The data you provide is for internal information purposes only and will not be published or made available outside of CEJN.

Available files for download