Operation
Version 1.0 - 2020-12-22
138
Translation of original instruction
TU2506VB
EN
T
U
2506V
B_GB
_4.
fm
Whitworth
B.S.W.
W
1/4" in. -20
B.S.W.
Cylin
drical
threa
ds,
Pi
pe th
reads,
o
r coni
cal pip
e th
re
ads
for th
re
ad
co
nne
ctio
ns which sea
l
ISO trapezoi-
dal thread
(one- and mul-
tiple-
threaded)
TR
Tr 40 x 7
Tr 40 x 14 P7
Motion thread,
Le
adi
ng spin
dle an
d tran
sport
spi
ndl
e
Round thread
RD
RD DIN 405
Fittings an
d
for
pu
rposes of the
fire brig
ade
NPT
NPT
1“ – 11 ½“ NPT
F
ittin
gs a
nd
tu
be jo
ints
Nut
Bolt
Nut
Bolt
Nut
Bolt
Nut
Bolt
Cone
