Cejn coupling nipples, series 577, liquids, stainless AISI 316

Application:

With endless combination possibilities, CEJN’s series of spill-free couplings can be used in most applications and systems. The spill-free design ensures virtually zero spillage and eliminates pollution and air intrusion during coupling and decoupling. The series is available in three configurations: Free passage, single closure, and double closure.

Series 577 (1/2”) 677 (3/4”) 777 (1”) is also available with colour coding and/or safety coding for extra safety. Optional sealing material on request.

Construction:

  • Precision produced dry-break coupling suitable for liquid cooling
  • Safety lock function to prevent accidental disconnection
  • On-hand quick coupling with compact dimensions
  • Item number 0255775xxx is delivered without valve
  • Item number 0255776xxx is delivered with valve

Technical specifications

Quality:

Made of stainless steel AISI 316.

Temperature:

The temperature ranges from -20°C to +150°C.
Maximum working pressure 20 bar.
Minimum burst pressure 80 bar.

Product number Nominal dim.
inch
Connection
RG
Ventil Length L
mm.
Key width NV
mm.
D1 dia.
mm.
Type Base unit Paknings type
0254776210
3/8"
3/8"
Med
52,0
22,0
24,0
477
PCS
FPM
0255775210
1/2"
1/2"
Uden
56,5
27,0
29,0
577
PCS
FPM
0255776210
1/2"
1/2"
Med
56,5
27,0
29,0
577
PCS
FPM
0255886227
3/4"
3/4"
Med
81,9
34,0
37,7
588
PCS
EPDM
0256775210
3/4"
3/4"
Uden
66,0
36,0
39,0
677
PCS
FPM
0256776210
3/4"
3/4"
Med
66,0
36,0
39,0
677
PCS
FPM
0256777210
3/4"
3/4"
Med
66,0
36,0
39,0
677
PCS
FFKM
0257776210
1"
1"
Med
67,5
41,0
44,0
777
PCS
FPM
0257886210
1"
1"
Med
105,0
41,0
44,8
788
PCS
EPDM