SMC AK Non Return Valve NPT 1/2 Female Inlet, NPT 1/2 Female Outlet, 0.02 to 1MPa
- RS Stock No.:
- 8497229
- Mfr. Prt No.:
- AK4000-N04
- Brand:
- SMC
Technical Reference
Legislation and Compliance
RoHS Certificate of Compliance
EU Directives 2011/65/EU and 2015/863 restrict the use of the 10 substances below in the manufacture of specified types of electrical equipment.
Whilst this restriction does not legally apply to components, it is recognised that component “compliance” is relevant to many customers.
RS definition of RoHS Compliance:
- The product does not contain any of the restricted substances in concentrations and applications banned by the Directive,
- and for components, the product is capable of being worked on at the higher temperatures required by lead–free soldering
The restricted substances and maximum allowed concentrations in the homogenous material are, by weight:
| Substance | Concentration |
| Lead | 0.1% |
| Mercury | 0.1% |
| PBB (Polybrominated Biphenyls) | 0.1% |
| PBDE ( Polybrominated Diphenyl Ethers) | 0.1% |
| Hexavalent Chromium | 0.1% |
| Cadmium | 0.01% |
| DEHP (Bis (2-Ethylhexl) phthalate) | 0.1% |
| BBP (Benzyl butyl phthalate) | 0.1% |
| DBP (Dibutyl phthalate) | 0.1% |
| DIBP (Diisobutyl phthalate) | 0.1% |
The supplier of the item listed below has informed RS Components that the product is "RoHS Compliant".
RS Components has taken all reasonable steps to confirm this statement. Information relates only to products sold on or after the date of this certificate.
| RS stock number | 8497229 |
| Product description | SMC AK Non Return Valve NPT 1/2 Female Inlet, NPT 1/2 Female Outlet, 0.02 to 1MPa |
| Manufacturer / Brand | SMC |
| Manufacturer part number | AK4000-N04 |
RS Components Ltd, Birchington Road, Corby, Northants, NN17 9RS, UK
Statement of Conformity
This statement confirms that the product detailed below complies with the specifications currently published in the RS media and has been subject to the strict quality conditions imposed by RS Components’ internal management systems. Furthermore and where applicable, it confirms that all relevant semiconductor devices have been handled and packed under conditions that meet the administrative and technical requirements of ANSI/ESD S20.20 and EN61340-5-1 electrostatics control standards.
| RS stock number | 8497229 |
| Product description | SMC AK Non Return Valve NPT 1/2 Female Inlet, NPT 1/2 Female Outlet, 0.02 to 1MPa |
| Manufacturer / Brand | SMC |
| Manufacturer part number | AK4000-N04 |
The foregoing information relates to product sold on, or after, the date shown below.
RS COMPONENTS
| Date | Apr 20, 2024 |
RS Components Pte Ltd Robinson Road, P.O. Box 1582, Singapore 903132
Country of Origin: JP
Product Details
SMC Vacuum Check Valve
Suitable for vacuum pressures of -0.03 to -0.99 bar
Low cracking pressure of 0.02 bar
Positive and vacuum compatible
Operating temperature range : +5 to +60°C
Available in Mpa measurement
NPT threadform ports (1/8", 1/4" & 1/2") also available
Specifications
| Attribute | Value |
| Brand | SMC |
| Minimum Operating Temperature | -5 °C |
| Threaded Inlet Connection | NPT 1/2 Female |
| Inlet Connection Type | Threaded |
| Maximum Operating Temperature | +60 °C |
| Threaded Outlet Connection | NPT 1/2 Female |
| Threaded Outlet Gender | Female |
| Threaded Inlet Gender | Female |
| Manufacturer Series | AK |
| Threaded Outlet Thread Standard | NPT |
| Threaded Inlet Thread Size | 1/2 |
| Maximum Operating Pressure | 1 MPa |
| Minimum Operating Pressure | 0.02 MPa |
| Threaded Inlet Thread Standard | NPT |
| Outlet Connection Type | Threaded |
| Operating Pressure Range | 0.02 to 1 MPa |
| Cracking Pressure | 0.02 MPa |
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