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Pipe Couplings - Threaded and Socket Weld

Threaded Couplings - 3000# and 6000# Forged Carbon Steel

threaded couplings

Nom. Pipe Size	Full Coupling				Half Coupling
	3000 lb.		6000 lb.		3000 lb.		6000 lb.
	A	B	A	B	C	D	C	D
1/8	1 1/4	3/4	1 1/4	7/8	5/8	3/4	5/8	7/8
1/4	1 3/8	3/4	1 3/8	1	11/16	3/4	11/16	1
3/8	1 1/2	7/8	1 1/2	1 1/4	3/4	7/8	3/4	1 1/4
1/2	1 7/8	1 1/8	1 7/8	1 1/2	15/16	1 1/8	15/16	1 1/2
3/4	2	1 3/8	2	1 3/4	1	1 3/8	1	1 3/4
1	2 3/8	1 3/4	2 3/8	2 1/4	1 3/16	1 3/4	1 3/16	2 1/4
1 1/4	2 5/8	2 1/4	2 5/8	2 1/2	1 5/16	2 1/4	1 5/16	2 1/2
1 1/2	3 1/8	2 1/2	3 1/8	3	1 9/16	2 1/2	1 9/16	3
2	3 3/8	3	3 3/8	3 5/8	1 11/16	3	1 11/16	3 5/8
2 1/2	3 5/8	3 5/8	3 5/8	4 1/4	1 13/16	3 5/8	1 13/16	4 1/4
3	4 1/4	4 1/4	4 1/4	5	2 1/8	4 1/4	2 1/8	5
4	4 3/4	5 1/2	4 3/4	6 1/4	2 3/8	5 1/2	2 3/8	6 1/4

Socket Weld Couplings - 3000# and 6000# Forged Carbon Steel

socket weld couplings

Nom. Pipe Size	Full Coupling				Half Coupling
	3000 lb.		6000 lb.		3000 lb.		6000 lb.
	A	B	A	B	C	D	C	D
1/8	1	3/4	1	7/8	1	3/4	1	7/8
1/4	1	1	1	1	1	1	1	1
3/8	1 1/8	1 1/16	1 1/8	1 1/4	1 1/8	1 1/16	1 1/8	1 1/4
1/2	1 3/8	1 5/16	1 3/8	1 3/8	1 3/8	1 5/16	1 3/8	1 3/8
3/4	1 3/8	1 1/2	1 3/8	1 3/4	1 7/16	1 1/2	1 7/16	1 3/4
1	1 1/2	1 7/8	1 1/2	2	1 5/8	1 7/8	1 5/8	2
1 1/4	1 1/2	2 1/4	1 1/2	2 1/2	1 11/16	2 1/4	1 11/16	2 1/2
1 1/2	1 1/2	2 1/2	1 1/2	2 3/4	1 3/4	2 1/2	1 3/4	2 3/4
2	2	3	2	3 1/2	2 1/4	3	2 1/4	3 1/2
2 1/2	2	3 5/8	2	4	2 5/16	3 5/8	2 5/16	4
3	2	4 1/4	2	4 3/4	2 3/8	4 1/4	2 3/8	4 3/4
4	2 1/4	5 1/2	2 1/4	6	2 5/8	5 1/2	2 5/8	6

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