Shop Online - Couplings

Small End Coupling   Small End Coupling

Use a Small End Coupling (male) for connecting pipe to pipe and flexhose to pipe. 20 gauge construction.


Part # Price  
3" Small End Coupling
03COUP $9.48
4" Small End Coupling
04COUP $9.86
5" Small End Coupling
05COUP $10.45
6" Small End Coupling
06COUP $10.83
7" Small End Coupling
07COUP $11.35
8" Small End Coupling
08COUP $11.80
9" Small End Coupling
09COUP $12.44
10" Small End Coupling
10COUP $12.95
11" Small End Coupling
11COUP $13.41
12" Small End Coupling
12COUP $13.86
13" Small End Coupling
13COUP $14.37
14" Small End Coupling
14COUP $14.89
15" Small End Coupling
15COUP $15.60
16" Small End Coupling
16COUP $15.92
18" Small End Coupling
18COUP $16.96
20" Small End Coupling
20COUP $18.18
22" Small End Coupling
22COUP $20.43
24" Small End Coupling
24COUP $20.77



Large End Coupling   Large End Coupling

Use a Large End Coupling (female) or short piece of spiral pipe for connecting fitting to fitting. 20 gauge construction.


Part # Price  
3" Large End Coupling
03COU2 $9.48
4" Large End Coupling
04COU2 $9.86
5" Large End Coupling
05COU2 $10.45
6" Large End Coupling
06COU2 $10.83
7" Large End Coupling
07COU2 $11.35
8" Large End Coupling
08COU2 $11.80
9" Large End Coupling
09COU2 $12.44
10" Large End Coupling
10COU2 $12.95
11" Large End Coupling
11COU2 $13.41
12" Large End Coupling
12COU2 $13.86
13" Large End Coupling
13COU2 $14.37
14" Large End Coupling
14COU2 $14.89
15" Large End Coupling
15COU2 $15.60
16" Large End Coupling
16COU2 $15.92
18" Large End Coupling
18COU2 $16.96
20" Large End Coupling
20COU2 $18.18
22" Large End Coupling
22COU2 $20.43
24" Large End Coupling
24COU2 $20.77



Inside Outside Coupling   Inside Outside Coupling

Inside/Outside Couplings have one Small-End which fits inside Spiral Pipe or Metal Flexhose and one Large-End which fits outside Spiral Pipe or Metal flexhose. Many diameters will fit metric collars on woodworking machines. When using I/O Coupling, install in direction of air flow for a smoother inside surface. 20 gauge construction.


Part # Price  
2" Inside Outside Coupling
02IO $17.00
3" Inside Outside Coupling
03IO $18.00
4" Inside Outside Coupling
04IO $18.50
5" Inside Outside Coupling
05IO $19.75
6" Inside Outside Coupling
06IO $20.75
7" Inside Outside Coupling
07IO $21.90
8" Inside Outside Coupling
08IO $22.80
10" Inside Outside Coupling
10IO $26.90
12" Inside Outside Coupling
12IO $28.95