- Features
 - Specifications
 - Documents
 
Features
- Wide range of products for sprinkler systems, drainage systems other installations, including fittings, connectors, unions, plugs and bushings, clamps and more
 - Accurate form, length and straightness on threads for easy engagement
 - Chamfered openings for fast, easy engagement and assembly
 - Precision machining
 - Rust-resistant coating
 
Standard Approvals
- ANSI B16.1/B1.20.1
 - ASTM A126/A153
 - FM Approved
 - NSF 61-G
 - UL/ULC Listed
 - WW F521
 
Bolt Circle Diameter:
7-1/2 in
Bolt Hole Size:
3/4 in
Connection Type:
Thread
Domestic/Import:
Domestic
Finish:
Black Oxide
Hub Diameter:
5.31 in
Material:
Cast Iron
Nominal Size:
4 in
Number of Bolt Holes:
8
Outside Diameter:
9 in
Pressure Class:
125 lb
Pressure Rating:
175 psi
Schedule Rating:
SCH 40/STD
Temperature Rating:
-20 to 150 deg F
Thickness:
0.94 in


