Restriction Orifice Unions
1/4" to 2" Socket-Weld or Female NPT Threads Restriction Orifice Unions Bored to Your Specifications
Restriction Orifice Unions consist of orifice plates that are one-piece stainless steel shaped to fit the contour of the union seat (ball to cone); this eliminates the need for gaskets. Plates will be configured to work as recessed, pressed, or pressed with tab so you can identify the orifice size without breaking the union.
- Designed for simple plate replacement
- Available in both Female NPT and socket-weld connections
- Seals will not loosen, even under extreme pressure
- Available with or without tabs for easy identification
- In-stock items ship within 24 hours
Frequently Asked Questions
Yes, we sell all 3 types of plates that can be bored to customer specs or as a blank plate.
No, there is also #6000 available, upon request.
This would depend upon your application, and the decision must be made by the customer.
Yes, female NPT and socket-weld connections are both available upon request.
Yes, we typically use the bore calculations provided to us by the customer, but we can do the bore calculations upon request for a small additional fee.
We stock our orifice plates in 304 & 316 stainless steel, but they are available in any material requested. We have produced orifice plates for clients in everything from monel to hastelloy to copper-nickel alloys and more!
Yes, we regularly coat our orifice plates for customers that request it. Just let us know what you need and we'll take care of you!
We're a manufacturer, completely capable to customizing or rushing an order through our facility to meet your deadlines. Between our rapid production abilities and massive in-stock inventories, we believe we can hit almost any deadline you require.