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Check Valve NCV Type (Part Numbers)

Volume Discount

Since the thread section fits inside the piping, this valve is suitable for space saving in piping.

[Features]
·The check valve main body is a double thread type
·The double threaded type fits inside the piping, saving space.
·The simple poppet structure is resistant to back pressure and leakage.
·Thread shape and seal packing can be selected according to the application.

Part Number

Configured Part Number is shown.

Product Specifications
Part Numbers
Catalog

Drawing

·NCV-NP type

·NCV-MF type

·NCV-FF type

Product Specification

Main Body Material	Brass/SUS316
Size	1/8", 1/4", 3/8", 1/2"
Maximum operating pressure MPa (kgf/cm²)	1.96 (20)
Pressure resistance MPa (kgf/cm²)	9.8 (100)
Cracking pressure MPa (kgf/cm²)	0.007 (0.07)
Operating fluid	Air, water, oil

Seal material operating temperature range

Material	Symbol	Operating temperature range	Note
Nitrile Rubber	N	-20°C to +80°C	Standard product
Fluoroelastomer	V	-15°C to +180°C	Standard product
Ethylene propylene rubber	E	-15°C to +100°C	Semi-standard product
Perfluoro	P	0°C to +200°C	Semi-standard product

Specifications Table

Part number	Dimensions (mm)					Weight (g)		Cv value
Part number	L	A	d	H	TI	SUS	Brass	Cv value
NCV-NP1	23	9	3	Hex 12	R 1/8	11.4	12.1	0.312
NCV-NP2	29	12	3.5	Hex 14	R 1/4	23.9	25.2	0.482
NCV-NP3	34	14	5	Hex 17	R 3/8	42.5	45.4	0.733
NCV-NP4	40	14.5	8	Hex 22	R 1/2	79.4	82.8	1.532

Part number	Dimensions (mm)					Weight (g)		Cv value
Part number	L	A	d	H	T2	SUS	Brass	Cv value
NCV-FF1	35	9	3.7	Hex 14	Rc 1/8	34.6	37.2	0.312
NCV-FF2	45	12	4.2	Hex 17	Rc1/4	61.1	65.6	0.482
NCV-FF3	55	14	6.2	Hex 21	Rc3/8	109.9	118.1	0.733
NCV-FF4	70	18.5	10.2	Hex 27	Rc1/2	236	250.2	1.532

Part number	Dimensions (mm)							Weight (g)		Cv value
Part number	L	A	B	d	H	T1	T2	SUS	Brass	Cv value
NCV-MF1	32	9	9	3	Hex 14	R 1/8	Rc 1/8	27.9	29.8	0.312
NCV-MF2	42	12	12	3.5	Hex 17	R 1/4	Rc1/4	53.5	57.2	0.482
NCV-MF3	49	14	14	5	Hex 21	R 3/8	Rc3/8	92.3	98.8	0.733
NCV-MF4	60	14.5	18.5	8	Hex 27	R 1/2	Rc1/2	188.9	200.9	1.532

Usage Example

Flow the fluid in the direction of the arrow.

: 30; 60; 90

Part Number

Part Number	Minimum order quantity	Volume Discount	Days to Ship	RoHS	Material	Seal Material	Input Side, Port Type P	Output Side, Port Type A	Effective Sectional Area (mm²)	Effective Sectional Area【classification】 (㎜2)	Types of connection port	Nominal Mounting Screw	No oil treatment

Product TOP

Basic Information

Type	Standard	Main Body Shape	Straight	Operating Pressure Range(MPa)	0::1.96
Cracking Pressure(MPa)	0.007

Configure

63 Part Numbers

View Part Numbers

Configure Remaining Specifications

Completed

Specification/Dimensions

Material
- Brass (BSBM)
- Stainless Steel
  - Stainless Steel (SUS316)
Clear
Seal Material
- Nitrile Rubber
- Fluorine Rubber
- Perfluoroelastomer
- Ethylene Propylene Rubber
Clear
Input Side, Port Type P
- Female Thread
- Male thread
Clear
Output Side, Port Type A
- Female Thread
- Male thread
Clear
Effective Sectional Area(mm²)
3.9

6.5

12.7

22.6
Clear
Effective Sectional Area【classification】(㎜2)
5 or Less

~10

~15

~30
Clear
Types of connection port
- R
- R/Rc
- Rc
Clear
Nominal Mounting Screw
- 1/2
- 1/4
- 1/8
- 3/8
Clear
No oil treatment
- Available
Clear
type
- NCV-FF
- NCV-MF
- NCV-NP
Clear
CAD
- 2D
Clear

Days to Ship

All

4 Day(s) or Less

8 Day(s) or Less

12 Day(s) or Less

19 Day(s) or Less
Clear

Specify Alterations

The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .

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