S.P.T. - KUPL
Ductile Iron Grooved Couplings. 		¡@

FIG. 505 Light Weight Coupling
Ductile iron housings with EPDM all weather gasket,max. working temp.
250¢XF. With grade 5 heat-treated bolts and heavy duty nuts.
PIPE Pipe end
Sepa.		 Max.
Working
Pressure
Psi		 Dimensions Deflection Bolt Size
£p¡ÑL		 Weight
Lbs.
Size O.D. A B C Per CP. Per 20'
1 1/4 1.660 1/16 300 2 1/2 4 1/4 1 3/4 2¢X10' 9 3/8¡Ñ2 1.6
1 1/2 1.900 1/16 300 2 3/4 4 3/8 1 3/4 1¢X46' 7 1/2 3/8¡Ñ2 1.4
2 2.375 1/8 300 3 1/4 4 15/16 1 3/4' 2¢X55' 12 1/4 3/8¡Ñ2 1.6
2 1/2 2.875 1/8 300 3 7/8 5 9/16 1 3/4 2¢X25' 10 1/8 3/8¡Ñ2 1.8
3 3.500 1/8 300 4 1/2 6 7/16 1 3/4 2¢X1' 8 1/4 1/2¡Ñ3 2.7
3 1/2 4.000 1/8 300 4 15/16 7 1/16 1 3/4 1¢X44' 7 1/4 1/2¡Ñ3 3.1
4 4.500 1/4 300 5 5/8 7 13/16 2 3¢X10' 13 1/8 1/2¡Ñ3 3.7
5 5.563 1/4 300 6 7/8 9 5/8 2 2¢X36' 10 3/4 5/8¡Ñ3 1/4 5.3
6 6.625 1/4 300 7 7/8 10 7/8 2 1¢X40' 9 5/8¡Ñ3 1/4 6.6
8 8.625 1/4 300 10 1/4 13 5/8 2 3/8 1¢X38 6 7/8 3/4¡Ñ4 3/4 13.0


FIG. 506 Reducing Coupling
Reductions in piping systems with S.P.T.'s reducing Coupling without the expense of a
concentric reducer. Available with special metal insert qasket for vertical installations to
prevent smaller piping from slipping into the larger pipe.
PIPE Size Pipe end
Sepa.		 Max.
Working
Pressure
Psi		 Dimensions Deflection Bolt Size
£p¡ÑL		 Weight
Lbs.
A B C Per CP. Per 20'
2¡Ñ1 1/2 1/8 300 3 5/16 5 1 7/8 2¢X1' 8 7/8 3/8¡Ñ2 2.1
2 1/2¡Ñ2 1/8 300 3 15/16 5 13/16 1 7/8 1¢X38' 6 7/8 3/8¡Ñ2 2.7
3¡Ñ2 1/8 300 4 9/16 6 1/2 1 7/8 1¢X18' 5 3/8 1/2¡Ñ3 3.7
3¡Ñ2 1/2 1/8 300 4 9/16 6 1/2 1 7/8 1¢X18' 5 3/8 1/2¡Ñ3 3.8
4¡Ñ2 1/4 300 5 3/4 7 13/16 2 2¢X36' 10 3/4 1/2¡Ñ3 5.8
4¡Ñ2 1/2 1/4 300 5 3/4 7 13/16 2 2¢X36' 10 3/4 1/2¡Ñ3 5.5
4¡Ñ3 1/4 300 5 3/4 7 13/16 1 15/16 2¢X36' 10 3/4 1/2¡Ñ3 5.1
5¡Ñ4 1/4 300 6 7/8 9 3/4 2 2¢X' 8 1/8 5/8¡Ñ3 1/4 6.9
6¡Ñ4 1/4 300 8 10 7/8 2 1¢X46' 7 1/2 5/8¡Ñ3 1/4 10.8
6¡Ñ5 1/4 300 8 10 7/8 2 1¢X46' 7 1/2 3/8¡Ñ3 1/4 8.3
8¡Ñ6 1/4 300 10 1/4 13 3/4 2 3/8 1¢X20' 5 1/2 3/4¡Ñ4 3/4 17.2



FIG. 507 Standard Coupling
Heavier than the S.P.T. - KUPL lightweight coupling, the StandardCoupling provides greater
strength for the tougher alignment.
PIPE Pipe end
Sepa.		 Max.
Working
Pressure
Psi		 Dimensions Deflection Bolt Size
£p¡ÑL		 Weight
Lbs.
Size O.D. A B C Per CP. Per 20'
1 1/2 1.900 1/16 300 3 4 7/8 1 3/4 3¢X40' 15 3/8 1/2¡Ñ3 2.4
2 2.375 1/8 300 3 9/16 5 1/4 1 13/16 3¢X0' 12 1/2 1/2¡Ñ3 2.9
2 1/2 2.875 1/8 300 4 1/16 6 1 13/16 2¢X30' 10 1/4 1/2¡Ñ3 3.3
3 3.500 1/8 300 4 7/8 6 3/4 1 7/8 2¢X10' 8 7/8 1/2¡Ñ3 4.0
4 4.500 1/4 300 6 3/16 8 3/8 2 1/8 3¢X10' 13 1/4 5/8¡Ñ3 1/4 6.6
5 5.563 1/4 300 7 5/16 9 1/2 2 1/8 2¢X30' 10 1/4 5/8¡Ñ3 1/4 8.0
6 6.625 1/4 300 8 7/16 11 3/8 2 1/8 2¢X10' 8 7/8 3/4¡Ñ4 3/4 11.9
8 8.625 1/4 300 10 7/8 14 2 7/16 1¢X40' 7 3/4¡Ñ4 3/4 19.0
10 10.750 1/4 300 13 5/16 16 1/4 2 5/8 1¢X20' 5 1/2 7/8¡Ñ6 1/2 28.0
12 12.750 1/4 300 15 3/8 18 3/8 2 5/8 1¢X10' 4 7/8 7/8¡Ñ6 1/2 33.0