Brass Sink Drain Traps | McMaster-Carr

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Trap Type

Pipe Size

Outlet Connection

For Sink Drain Opening Diameter

Outlet Pipe Size

Tailpiece OD

Tube OD

Top Diameter

Fitting Connection

Fitting Type

Inlet Connection

Finish

Mounting Location

Tailpiece Length

Drain Pipe Size

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

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Export Control Classification Number (ECCN)

Length

Drain Type

Thread Type

Gender

65 Products

Sink Drain Traps

Prevent sewer gas from entering your building.

Sink Drain Traps


Chrome-Plated Brass P-Trap	Chrome-Plated Brass, S-Trap

P-Trap—P-traps attach to your wall drain pipe.

S-Trap—S-traps attach to your floor drain pipe.

					P-Trap (Wall Mount)		S-Trap (Floor Mount)
	OD	Inlet Connection	Outlet Connection	Includes		Each		Each
Chrome-Plated Brass



		1 1/4"	Slip Joint	Unthreaded	Slip-Joint Nuts and Washers	2965K22	000000	2967K33	000000


		1 1/2"	Slip Joint	Unthreaded	Slip-Joint Nuts and Washers	2965K26	00000	2967K37	00000

Sink Drain Traps with Outlet Elbow

Chrome-Plated Brass

P-Trap

P-Trap—P-traps attach to your wall drain pipe.

				Outlet				P-Trap (Wall Mount)
	OD	Inlet Connection	Outlet Connection	Pipe Size	Thread Type	Gender	Includes		Each
Chrome-Plated Brass



		1 1/4"	Slip Joint	Threaded	1 1/4	NPT	Female	Slip-Joint Nuts and Washers	2964K1	000000


		1 1/2"	Slip Joint	Threaded	1 1/2	NPT	Female	Slip-Joint Nuts and Washers	2964K3	00000

Sink Drain Traps with Cleanout Plug


Chrome-Plated Brass P-Trap	Chrome-Plated Brass, S-Trap

P-Trap—P-traps attach to your wall drain pipe.

S-Trap—S-traps attach to your floor drain pipe.

					P-Trap (Wall Mount)		S-Trap (Floor Mount)
	OD	Inlet Connection	Outlet Connection	Includes		Each		Each
Chrome-Plated Brass



		1 1/4"	Slip Joint	Unthreaded	Slip-Joint Nuts and Washers	2965K24	000000	2967K35	000000


		1 1/2"	Slip Joint	Unthreaded	Slip-Joint Nuts and Washers	2965K27	00000	2967K36	00000

Sink Drain Traps with Cleanout Plug and Outlet Elbow

P-Trap—P-traps attach to your wall drain pipe.

				Outlet				P-Trap (Wall Mount)
	OD	Inlet Connection	Outlet Connection	Pipe Size	Thread Type	Gender	Includes		Each
Chrome-Plated Brass



		1 1/2"	Slip Joint	Threaded	1 1/2	NPT	Female	Slip-Joint Nuts and Washers	2964K9	000000

Overflow-Preventing Sink Drains


Style A	Style B	Style C	Style D

Sink Drains with Rubber Stopper and Pull Chain

Style A

				Tailpiece
	Style	For Sink Drain Opening Dia.	Top Dia.	OD	Lg.		Each
Chrome-Plated Brass



		A	1.25" to 1.375"	2"	1 1/4"	5"	2662K1	000000


		A	1.25" to 1.375"	2"	1 1/4"	8"	2662K3	00000
		A	1.25" to 1.375"	2"	1 1/4"	12"	2662K4	00000

Sink Drains with Strainer


Style B	Style C

Style C—Style C offer additional clearance under the sink.

				Tailpiece
	Style	For Sink Drain Opening Dia.	Top Dia.	OD	Lg.		Each
Chrome-Plated Brass



		B	1 5/8"	2 1/4"	1 1/4"	6"	2347K63	000000


		C	1 5/8"	2 1/4"	1 1/4"	8 3/4"	2347K64	00000

Sink Drains with Chrome-Plated Brass Stopper, Lever, Rod, and Strap

Style D

Style D—Style D open and close with the included rod, strap, and lever.

	Sink Drains										Replacement Sink Drain Straps
				Tailpiece		Strap
	Style	For Sink Drain Opening Dia.	Top Dia.	OD	Lg.	Lg.	Wd.	Material		Each		Each
Chrome-Plated Brass



		D	1.25" to 1.5"	2 1/8"	1 1/4"	6"	8 3/8"	1/2"	Zinc Alloy	2404K53	000000	2404K55	00000

Sink Drain Wall Bends

Also known as waste arms and trap arms, these wall bends connect your sink drain to a waste pipe. To create a complete P-trap, attach them to a J-bend with a slip joint nut and washer (not included).

	Lg.	Inlet Connection	Outlet Connection		Each
Chrome-Plated Brass



	1 1/4"	15"	Slip Joint	Unthreaded	6334N11	000000


	1 1/2"	15"	Slip Joint	Unthreaded	6334N12	00000

J-Bends


NPT Female Pipe Threaded Outlet Connection	Slip-Joint Outlet Connection

Use these J-bends as replacement parts for P-traps and S-traps.

				NPT Female Pipe Threaded Outlet Connection			Slip-Joint Outlet Connection
	OD	Inlet Connection	Includes	Outlet Pipe Size		Each		Each
Chrome-Plated Brass



		1 1/4"	Slip Joint	Slip-Joint Nuts and Washers	1 1/4	2965K43	000000	2965K41	000000


		1 1/2"	Slip Joint	Slip-Joint Nuts and Washers	1 1/2	2965K44	00000	2965K42	00000

Sink Drain Trap Extension Tubing

Use these extensions to help connect drain tailpieces to drain traps.

Threaded Pipe Inlet Connection × Threaded Pipe Outlet Connection

			Inlet			Outlet
	OD	Lg.	Thread Size	Thread Type	Gender	Thread Size	Thread Type	Gender		Each
Chrome-Plated Brass



		1 1/4"	12"	1 1/4"-27	UNS	Male	1 1/4"-27	UNS	Male	6437N12	000000


		1 1/2"	12"	1 1/2"-27	UNS	Male	1 1/2"-27	UNS	Male	6437N13	00000

Threaded Pipe Inlet Connection × Unthreaded Pipe Outlet Connection

			Inlet
	OD	Lg.	Thread Size	Thread Type	Gender		Each
Chrome-Plated Brass



		1 1/4"	6"	1 1/4"-27	UNS	Male	2965K51	00000


		1 1/4"	12"	1 1/4"-27	UNS	Male	6437N11	00000

Unthreaded Pipe Inlet Connection × Unthreaded Pipe Outlet Connection

Image of Product. Front orientation. Sink Drain Trap Extension Tubing. Unthreaded Inlet Connection, Unthreaded Outlet Connection.

	Lg.		Each
Chrome-Plated Brass



	1 1/4"	12"	2665K44	000000


	1 1/2"	12"	2665K45	00000

Slip-Joint Sink Drain Fittings

Brass

Use these fittings to connect tailpieces, P-traps, S-traps, and extension tubing to sink drains.

	Sink Drain Fittings					Replacement Sink Drain Fitting Washers
	For Tube OD	Washer Material	Pkg. Qty.		Pkg.	Pkg. Qty.		Pkg.
Chrome-Plated Brass



		1 1/4" × 1 1/4"	Rubber	1	2666K33	00000	100	2610K64	000000


		1 1/4" × 1 1/4"	Rubber	10	2666K43	00000	100	2610K64	00000
		1 1/4" × 1 1/4"	Rubber	100	2666K53	000000	100	2610K64	00000
		1 1/2" × 1 1/4"	Rubber	1	2666K34	0000	50	2610K66	00000
		1 1/2" × 1 1/4"	Rubber	10	2666K44	00000	50	2610K66	00000
		1 1/2" × 1 1/4"	Rubber	100	2666K54	000000	50	2610K66	00000
		1 1/2" × 1 1/2"	Rubber	1	2666K35	0000	100	2610K65	00000
		1 1/2" × 1 1/2"	Rubber	10	2666K45	00000	100	2610K65	00000
		1 1/2" × 1 1/2"	Rubber	100	2666K55	000000	100	2610K65	00000
		2" × 2"	Rubber	1	2666K36	0000	—	———	0
		2" × 2"	Rubber	10	2666K46	00000	—	———	0


		2" × 2"	Rubber	100	2666K56	000000	—	———	0

Dual-Connection Sink Drain Outlets

Connect two drains to a single outlet.

Center Outlet

Chrome-Plated Brass

	Lg.	Includes		Each
Chrome-Plated Brass



	1 1/2"	15 1/2"	Slip-Joint Nuts and Washers	2677K7	0000000


	1 1/2"	21"	Slip-Joint Nuts and Washers	2677K8	000000

End Outlet

Chrome-Plated Brass

	Lg.	Includes		Each
Chrome-Plated Brass



	1 1/2"	16"	Slip-Joint Nuts and Washers	2677K11	000000


	1 1/2"	21"	Slip-Joint Nuts and Washers	2677K14	00000

Sink Drains

Style E

Empty liquids from sinks into sewer lines.

Sink Drains with Basket Strainers

Style E

Style E—Style A, C, and E drains have basket strainers that you can lift out to remove debris.

	Sink Drains							Replacement Sink Drain Strainers
	Style	For Sink Drain Opening Dia.	Top Dia.	For Tailpiece OD	Drain Ht.		Each		Each
Chrome-Plated Brass



		E	3 1/2" to 4"	4 1/2"	1 1/2"	2 3/8"	2650K61	000000	2650K62	000000

Lever-Controlled Sink Drains

Avoid reaching into your sink—plug and drain your sink by moving a lever beneath the bowl. These drains are often used in food service applications.

			Drain
	For Sink Drain Opening Dia.	Top Dia.	Ht.	Pipe Size	Thread Type	Gender	Strainer Material	Flange Material		Each
Chrome-Plated Brass



		3"	4 3/16"	4 1/2"	1 1/2	NPT	Male	Stainless Steel	Stainless Steel	2907K45	0000000


		3"	4 3/16"	4 1/2"	2	NPT	Male	Stainless Steel	Stainless Steel	2907K46	000000


		Nickel-Plated Brass



				3 1/2"	4 1/2"	4 1/2"	1 1/2	NPS	Male	Stainless Steel	Stainless Steel	2907K42	00000


				3 1/2"	4 1/2"	4 1/2"	2	NPS	Male	Stainless Steel	Stainless Steel	2907K44	00000

Lever-Controlled Sink Drains with Overflow-Outlet Pipe

Avoid reaching into your sink—plug and drain your sink by moving a lever beneath the bowl. These drains are often used in food service applications. Use a hacksaw to trim the overflow-outlet pipe to size.

			Drain
	For Sink Drain Opening Dia.	Top Dia.	Ht.	Pipe Size	Thread Type	Gender	Strainer Material	Flange Material		Each
Nickel-Plated Brass



		3"	4"	4 1/2"	1 1/2	NPS	Male	Stainless Steel	Stainless Steel	2907K51	0000000


		3"	4"	4 1/2"	2	NPS	Male	Stainless Steel	Stainless Steel	2907K53	000000
		3 1/2"	4 1/2"	4 1/2"	1 1/2	NPS	Male	Stainless Steel	Stainless Steel	2907K52	000000
		3 1/2"	4 1/2"	4 1/2"	2	NPS	Male	Stainless Steel	Stainless Steel	2907K54	000000

Compression Tube Sink Drain Adapters


NPT Male	NPT Female

These adapters connect sink drain traps to threaded wall and floor drain outlets.

			NPT Male		NPT Female
	For Tube OD	Pipe Size		Each		Each
Brass



		1 1/4"	1 1/4	2667K1	00000	2667K2	00000


		1 1/4"	1 1/2	2667K3	00000	2667K4	00000
		1 1/2"	1 1/2	2667K7	00000	2667K8	00000