Specialty Fittings      

     Plugs & Caps, Couplings, Offsets,
     Ball Joints & Register Saddles
Plugs & Caps
Pipe Plug (P-1) fits into pipe
Fitting Cap (P-1-F) fits over fitting
Couplings
Pipe Coupling (C-1) fits into pipe
Fitting Coupling (C-1-F) fits over fitting
To order, specify "D" dimension and P-1 or P-1-F. Also available with bird screen. To order, specify "D" dimension and C-1 or C-1-F.
Table 17-1 Ball Joint Dimensions
D A B C Wgt. Lbs.
3" 5 3/8 4 3/4 23° 1
4" 7 1/2 6 1/2 23° 1.75
5" 9 7 7/8 27° 2.5
6" 7 1/2 8 7/8 27° 3
7" 10 3/8 7 7/8 22° 4
8" 13 11 27° 7
9" 14 5/8 12 27° 8
10" 14 5/8 11 1/4 22° 9
12" 16 1/2 12 1/4 20° 10
Spun steel galvanized ball joints provide flexibility in ducts that serve moving equipment such as cutter heads. The duct can swing through an arc while maintaining exhaust flow. Available in 3” through 12” diameter.
Offset Register Saddle

List dimensions in order of D, X, Y. List dimensions in order of A, B, P.
L is available in any length.
11419 Yellowpine St. NW - Minneapolis, MN 55448 - Ph: 763-755-7677 - 1-800-426-3643 - info@spiralmfg.com