Does the VNR brass check valve allow airflow in only one direction at operating temps of -10Â°C to +70Â°C?

Yes. The VNR brass check valve is designed to allow airflow in only one direction across its specified operating temperature range of -10Â°C to +70Â°C. Its brass OT58 body, NBR sealing, and working pressure rating (2â10 bar) ensure the internal check mechanism maintains one-way flow and seals effectively within those temperature and pressure limits.

Can the VNR brass check valve with NBR sealing handle working pressures between 2 and 10 bar reliably?

Yes. The VNR brass check valve with NBR sealing is specified for a working pressure range of 2â10 bar and an operating temperature range of -10Â°C to +70Â°C, so it is designed to operate reliably within those parameters. Brass OT58 body provides good mechanical strength and corrosion resistance for typical pneumatic and low-pressure hydraulic applications, while the NBR sealing is suitable for air and common non-aggressive fluids within the stated temperature range. For reliable long-term operation ensure system pressures, temperatures, and media remain within the specified limits and consider compatibility of NBR with any specific fluids or contaminants present.

Is the VNR brass check valve compatible with standard pneumatic fittings and thread types?

The VNR brass check valve is a brass-bodied, NBR-sealed one-way valve designed for pneumatic use (working pressure 2â10 bar, temp. -10Â°C to +70Â°C). While its materials and specifications make it suitable for many pneumatic systems, compatibility with âstandardâ pneumatic fittings and thread types cannot be guaranteed from the provided data alone because the description does not specify thread form (e.g., BSPP, BSPT, NPT, metric) or thread sizes. Practical guidance: - If your system uses common brass pneumatic components and the VNR brass check valve is offered in the same thread standard and size, it will be compatible and perform well within the stated pressure and temperature range. - Before installation, confirm the exact thread type and size of the VNR brass check valve with the supplier or product datasheet. Also verify that sealing material (NBR) and working temperature/pressure match your application. - If thread standards differ, use an appropriate adapter matching both thread types and pressure rating. Ensure adapters and fittings are rated for 2â10 bar and compatible with brass/NBR to avoid leaks or chemical incompatibility.

Valve check brass VNR

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Additional information

Material	B – brass (bronze)

Valve check series VNR enabling flow air only in one direction. pressure working: 2 ÷ 10 bar. Operating temperature: from -10°C to +70°C. Material the body: brass OT58. Sealing: NBR.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Price	Quantity	Actions	Catalogue
MW-W3601000001	Check valve VNR, 1/8" BSP female	5	10	In stock	0 zł		Enquiry
MW-W3601000002	Check valve VNR, 1/4" BSP female	6	10	In stock	0 zł		Enquiry

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Valve check series VNR enabling flow air only in one direction. pressure working: 2 ÷ 10 bar. Operating temperature: from -10°C to +70°C. Material the body: brass OT58. Sealing: NBR.