‘’FFNV1’’ series

Air

LiquidNeedle valve without multi dial. Various needle lineup!

■Features-Smooth and precise flow rate control is possible (about 13 rotations)by making the needle part non-rotating structure.
-Needle valve can be set according to usage conditions from a wide
range of needle valve lineup.
-We have various seal materials.

■Applications-Machine Tools：Milling machine, NC lathe, laser processing machine etc.
-Industrial furnace：General industrial furnace, heating furnace, vacuum furnace, etc.
-Medical：Endoscope washing device, oxygen concentrator, anesthesia machine etc.
-Analysis equipment: Measurement equipment, component gas analysis, gas analyzer etc.
-Battery：Household fuel cell, secondary battery, gas engine etc.
-Water (liquid) treatment: Pure water production, pure water recycling.
-Gas generator related: Compressor, compact pressure vessel, various gas generator etc.
-Others: Oxygen capsule, gasoline measuring instrument, forklift etc.

■Specification
Working
fluid
MaximumworkingpressureMpa[psi]Gas or liquidthat touchingparts are notcorroded.

BrassBrass（Nickel plating）

Body materialStainless

SUS316

Materials incontact withgas

Brass

Brass, SUS316, PTFE, FKM(Standard)

1.0 [145.04]

Stainless

SUS316, PTFE, FKM(Standard)

Brass0～60 [32～140]

Stainless0～120 [32～248]

Pressure
ResistanceMpa[psi]

1.5 [217.56]

Operatingtemperature
range ℃[℉]

Pipe port

Rc1/4

Number ofrotations

Comment

Tube piercing fitting specifications correspond only to stainless steel specifications.
Please contact us for detailed dimensions.

13 rotations

■SizeAngle-type(L) standard

mm [inch]
Knob set screw fixing
Set screw:M35[0.96][0.69][1.57][0.73][0.50][1.57]

Hex wrench: Normal Diameter 1.5mm [0.06][Φ0.69]Brass[0.71][0.77][0.79]

Stainless

Straight-type(T) standard
Knob set screw fixing
Set screw:M35[0.71]

Brass

Stainless[0.79][0.69][1.26][1.04][0.50][1.57]

Hex wrench: Normal Diameter 1.5mm [0.06][1.77]

■Part material list
NumberName①

Material
Brass type

Stainless type

Valve body

C3771(Nickel plating)

SUS316②

Needle body

C3604(Nickel plating)

SUS316③

Panel nut

C3604 (Nickel plating)④

Cover nut

C3604 (Nickel plating)⑤

KnobNylon (Standard)■Knob Dimensions■Panel cut Dimensions■Flareless joint*Please ask us for dimensions.
Φ0.63 inch

■Model designation
FFNV1

LPrecision
type

V

Body material

Model name
FFNV1

2B

B

BrassT

StainlessSeal material
V

FKM（Standard）

None

Nylon (Standard)A

Aluminum alloy

Pipe portL

Angle type2

Rc 1/4 （Standard）

T

Straight typeT1

Φ1/8 tube joint

T2

Φ1/4 tube joint

TM4Φ4mm[0.16inch] tube joint

TM6

Φ6mm[0.24inch] tube joint*The material of the tube fitting is SUS only.

No oil treatment

Knob material*Please contact usfor other materials.
Valve typeN0A

N3NoneNoneN0No oiltreatment

Needle No.
NeedleNo

Maximum CV value(When fully open)

NeedleNo

Maximum CV value(When fully open)

N10.00021

N60.031

N20.0012

N70.04

N30.004

N80.12

N40.006

N90.15

N50.016

N100.25*CV values ​may differ depending on usage conditions.
Please use as a reference value.

■Characteristic

Contact us
Control Equipment
Head office:TOC Ariake East Tower 10F, 3-5-7 Ariake,
Koto-ku, Tokyo, Japan 135-0063
TEL +81-3-3527-8573
E-mail: seigyo.toiawase.en@fc.fujikura.co.jp
URL:https://www.fujikura-control.com/