Back
Cast Steel Swing Check Valves 150lb – 2500lb
Features
- Seal-welded seats
- Bosses for taps & bypass
- Graphite packing
- Fugitive emission tested
- NACE MR-01-75
Options
- Alternate Trims
- Outside Lever & weight
- Pressure Seal design
Standards
- BS1868
- ANSI B16.34
- ANSI B16.10
- ANSI B16.5
- ANSI B16.25
- ANSI B16.47
- API-598
- MSS SP-25
- API 594 (7th Ed.)
- API 594 (8th Ed.)
Download Drawings
Drawings are based on most recent revisions and are subject to change without notice.
Flanged (API Trim 8)
Flanged (API Trim 12)
Butt Weld

Contact a Valve Expert
For assistance with all your valve needs and requirements, and to inquire on items in our well stocked warehouse. Need help in making the right decision? That's what we're here for.
- Phone: 1-800-221-1115
- Fax: 718 729 5106
- Email: wew@williamsvalve.com

Contact Us
To best meet your industrial and commercial valve needs, please call us, or fill out the contact form below.