Condenser Tube Plugs | McMaster-Carr

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17 Products

Heat Exchanger Tube Plugs

Plug leaky internal tubes in heat exchangers with these two-piece ring and pin sets. Insert the ring into the tube and hammer the pin into the ring for a secure seal. If you do not know the tube OD or wall thickness, measure the tube ID and select the closest ring OD.

	For Tube Wall Thk.	Temp. Range, ° F	Includes		Each
For 1/2" OD Tubes



	0.37"	0.065"	-30 to 1,200	One Pin, One Ring	3507K112	000000


	0.39"	0.058"	-30 to 1,200	One Pin, One Ring	3507K113	00000
	0.4"	0.049"	-30 to 1,200	One Pin, One Ring	3507K111	00000
	0.41"	0.042"	-30 to 1,200	One Pin, One Ring	3507K114	00000
	0.43"	0.035"	-30 to 1,200	One Pin, One Ring	3507K115	00000


	For 5/8" OD Tubes



			0.46"	0.083"	-40 to 500	One Pin, One Ring	3507K713	00000


			0.49"	0.072"	-40 to 500	One Pin, One Ring	3507K711	00000
			0.5"	0.065"	-40 to 500	One Pin, One Ring	3507K522	00000
			0.51"	0.058"	-40 to 500	One Pin, One Ring	3507K523	00000
			0.53"	0.049"	-40 to 500	One Pin, One Ring	3507K521	00000
			0.55"	0.042"	-40 to 500	One Pin, One Ring	3507K524	00000
			0.57"	0.035"	-40 to 500	One Pin, One Ring	3507K525	00000


			For 3/4" OD Tubes



					0.59"	0.083"	-40 to 500	One Pin, One Ring	3507K556	00000


					0.61"	0.072"	-40 to 500	One Pin, One Ring	3507K557	00000
					0.63"	0.065"	-40 to 500	One Pin, One Ring	3507K552	00000
					0.64"	0.058"	-40 to 500	One Pin, One Ring	3507K558	00000
					0.66"	0.049"	-40 to 500	One Pin, One Ring	3507K551	00000