One-touch fittings KQ2 series Connection Thread: M, R, Rc 

Connection thread

Threaded Type, Tube Tube Type

Model

Symbol

Model

H

Male connector

S

Hexagon socket head male connector

F

Female connector

L

Male elbow

LU

Branch male elbow

K

45° male elbow

V

Universal male elbow

VS

Hexagon socket head universal male elbow

VF

Universal female elbow

LF

Female elbow

VD

Double universal male elbow

VT

Triple universal male elbow

Z

Branch universal male elbow

ZF

Branch universal female elbow

ZD

Double branch universal male elbow

ZT

Triple branch universal male elbow

W

Extended male elbow

T

Male branch tee

Y

Male run tee

D

Male delta union

U

Branch “Y”

UD

Double branch “Y”

E

Bulkhead union

Bulkhead connector

LE

Bulkhead male elbow

N

Adapter

H

Straight union

Different diameter straight

L

Union elbow

Plug-in elbow

Reducer elbow

LU

Branch union elbow

W

Extended plug-in elbow

T

Union tee

Different diameter tee

TW

Cross

TX

Different diameter cross

TY

Different diameter cross

D

Delta union

U

Union “Y”

Plug-in “Y”

Different diameter union “Y”

UD

Different diameter double union “Y”

X

Different diameter plug-in “Y”

R

Plug-in reducer

XD

Double plug-in “Y”

Applicable tubing O.D.

ø2, ø4, ø6, ø8, ø10, ø12, ø16, ø3.2

Port size/Applicable tubing O.D.

M3, M5, M6, R1/8, R1/4, R3/8, R1/2, Rc1/8, Rc1/4, Rc3/8, Rc1/2, ∅3.2, ∅4, ∅6, ∅8, ø10, ø12, ø16, Same diameter tubing, Same diameter rod

Thread material/Surface treatment

Brass, Brass + Electroless nickel plating, Stainless steel 303 (Connection thread: Only male thread and M3), Plastic

Male thread seal method

With thread sealant / None