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DQC116
877.963.4966 •
dixonvalve.comNK-Series Pneumatic Couplings
Interchange Data:
•
Japanese Industrial Interchange Pneumatic Coupling
•
Nitto Kohki Hi-Cupla 200, Rectus Series 13, and CEJN
Series 315
Materials:
•
Machined components are manufactured using solid steel
bar stock.
•
Stainless steel springs. Carbon steel balls and retaining
rings.
•
Steel componentry is plated using chrome-over-nickel
plating.
•
Nitrile (Buna-N) seals are standard, providing a temperature
range of
-40°F
to
+250°F
(
-40°C
to +
121°C
).
Seal Components:
Body
Size
NK-Series Japanese Industrial Interchange (Connected)
Coupler/Plug
Maximum Working
Burst
PSI
Bar
PSI
Bar
1/4"
300
20
13,500
931
Rated Pressure Chart:
Technical Specifications:
Body
Size
Interchange Standards
Functional Parameters
U.S.
Military
U.S.
Government
International
Standards
ANSI/NFPA
Standards
Locking Ball
Quantity
Air
Inclusion
Fluid
Loss
Vacuum
Rating
Flow
ΔP = 15 PSI
1/4"
-
-
-
-
4
N/A
N/A
N/R 42 CFM
Body
Size
NK-Series Japanese Industrial Interchange Coupler (Female Threads)
Part Detail
List
Price
Length Maximum OD Hex
Inch
Weight
Lb
Package Qty
Part Number
Threads
Material
Inch mm Inch mm
Bag Box
1/4"
2NKF2
1/4" - 18 NPT
steel
$19.60
1.97 50.0 1.02 26.0 3/4" 0.28 10 100
1/4"
2NKBF2 1/4" -19 BSPP steel
19.60
1.97 50.0 1.02 26.0 3/4" 0.28 10 100
Body
Size
NK-Series Japanese Industrial Interchange Nipple (Female Threads)
Part Detail
List
Price
Length Maximum OD Hex
Inch
Weight
Lb
Package Qty
Part Number
Threads
Material
Inch mm Inch mm
Bag Box
1/4"
NK2F2
1/4" - 18 NPT
steel
$4.04
1.39 35.2 0.52 13.1 5/8" 0.05 10 100
1/4"
NK2BF2 1/4" - 19 BSPP steel
4.04
1.39 35.2 0.52 13.1 5/8" 0.05 10 100