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Vendors > CEJN > CEJN / Series 303 Standard

Series 303 Standard


Part Name Manufacturer Photograph
CEJN / Series 303 Standard CEJN CEJN / Series 303 Standard
Coupling Category
Pneumatic Couplings
Series 303 couplings offer high-flow capacity and are insensitive to vibrations. A wide range of connections is included in the series, which is also suitable for vacuum service. Male threads on the couplings and nipples feature pre-applied thread sealant.

. Strong and durable
. One-hand operation
. Low connection force

Technical Data
Nominal flow dia:
6.5 mm (1/4")
Flow capacity:
1450 l/min. (51.2 CFM)
Max. working pressure:
16 bar (232 PSI)
Min. burst pressure:
140 bar (2030 PSI)
Temperature range:
-20C to +100C (-4F to +212F )
Coupling Material:
Zinc-plated steel/brass
Nipple Material:
Hardened zinc-plated steel
Connection force:
85.0 N


Couplings Part No. Connection
Hose connection 10 303 1002 6.3 mm (1/4")
10 303 1003 8 mm (5/16")
10 303 1004 10 mm (3/8")
10 303 1005 13 mm (1/2")
Male thread 10 303 1152 R 1/4"
10 303 1154 R 3/8"
10 303 1155 R 1/2"
Female Thread 10 303 1202 G 1/4"
10 303 1204 G 3/8"
10 303 1205 G 1/2"
Stream Line Connection 10 303 1058 5 x 8 mm
10 303 1060 6.5 x 10 mm
10 303 1062 8 x 12 mm
10 303 1063 9.5 x 13.5 mm
10 303 1066 11 x 16 mm


Nipples Part No. Connection
Hose connection 10 303 5002 6.3 mm (1/4")
10 303 5003 8 mm (5/16")
10 303 5004 10 mm (3/8")
10 303 5005 13 mm (1/2")
Male thread 10 303 5151 R 1/8"
10 303 5152 R 1/4"
10 303 5154 R 3/8"
10 303 5155 R 1/2"
Female Thread 10 303 5201 G 1/8"
10 303 5202 G 1/4"
10 303 5204 G 3/8"
10 303 5205 G 1/2"
Stream Line Connection 10 303 5058 5 x 8 mm
10 303 5060 6.5 x 10 mm
10 303 5062 8 x 12 mm
10 303 5063 9.5 x 13.5 mm
10 303 5066 11 x 16 mm
Anti -hose whip Nipples
Hose connection 10 303 8002 6.3 mm (1/4")
10 303 8003 8 mm (5/16")
10 303 8004 10 mm (3/8")
10 303 8005 13 mm (1/2")
Male thread 10 303 8152 R 1/4"
Stream Line Connection 10 303 8060 6.5 x 10 mm
10 303 8062 8 x 12 mm
10 303 8066 1 x 16 mm
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