Socket Welding Unions - MSS SP 83

NPS	Pipe End	Socket  Bore	Socket Wall	Water Way Bore	Laying Length	Male Flange	Nut	Threads Per 25.4mm	Bearing	Depth of Socket	Length Assem.Nom.	Clear Assem.Nut
	Min. A	B	Min. C	D	E	Min. F	Min. G	Max. H	Min. J	Min. K	L	N
1/8	21.8	10.67-11.18	3.18	6.07-7.59	19.1-22.4	3.18	3.18	16	1.24	9.7	41.4	50.8
1/4	21.8	14.1-14.61	3.3	8.48-10.01	19.1-22.4	3.18	3.18	16	1.24	9.7	41.4	50.8
3/8	25.9	17.53-18.03	3.51	11.76-13.28	20.6-26.9	3.43	3.43	14	1.37	9.7	46	55.9
1/2	31.2	21.73-22.23	4.09	15.04-16.56	20.6-26.9	3.68	3.68	14	1.5	9.7	49	58.4
3/4	37.1	27.05-27.56	4.27	20.17-21.69	25.4-31.8	4.06	4.06	11	1.68	12.7	56.9	66
1	45.5	33.78-34.29	4.98	25.88-27.41	26.2-34.3	4.57	4.45	11	1.85	12.7	62	78.7
1 ¼	54.9	42.55-43.05	5.28	34.29-35.81	32.5-40.6	5.33	5.21	11	2.13	12.7	71.1	94
1 ½	61.5	48.64-49.15	5.54	40.13-41.66	34-42.2	5.84	5.59	10	2.31	12.7	76.5	111.8
2	75.2	61.11-61.62	6.05	51.74-53.26	37.3-45.5	6.6	6.35	10	2.69	15.7	86.1	132.1
2 ½	91.7	73.81-74.45	7.67	61.19-64.24	52.1-61.7	7.49	7.11	8	3.07	15.7	102.4	149.9
3	109.2	89.79-90.42	8.31	76.4-79.45	53.6-63.8	8.26	8	8	3.53	15.7	109	175.3

 

 

(1) Dimensions are in millimeters.
(2) H is the number of threads per inch with the min. of 4 tighting turns, and the female and male thread herein shall be machined per ASME B1.1 2A/2B.

 

 

 

Threaded Unions - MSS SP 83

NPS	Pipe End	Wall	Water Way Bore	Male Flange	Nut	Threads Per 25.4mm	Bearing	Length Assem.Nom.	Clear Assem.Nut
	Min. A	Min. C	D	Min. F	Min. G	Max. H	Min. J	L	N
1/8	14.7	2.41	8.43-6.43	3.18	3.18	16	1.24	41.4	50.8
1/4	19	3.02	11.13-9.45	3.18	3.18	16	1.24	41.4	50.8
3/8	22.9	3.2	14.27-13.51	3.43	3.43	14	1.37	46	55.9
1/2	27.7	3.73	17.86-17.07	3.68	3.68	14	1.5	49	58.4
3/4	33.5	3.91	23.01-21.39	4.06	4.06	11	1.68	56.9	66
1	41.4	4.55	28.98-27.74	4.57	4.45	11	1.85	62	78.7
1 ¼	50.5	4.85	37.69-35.36	5.33	5.21	11	2.13	71.1	94
1 ½	57.2	5.08	43.54-41.20	5.84	5.59	10	2.31	76.5	111.8
2	70.1	5.54	55.58-52.12	6.6	6.35	10	2.69	86.1	132.1
2 ½	85.3	7.01	66.27-64.31	7.49	7.11	8	3.07	102.4	149.9
3	102.4	7.62	88.25-77.27	8.26	8	8	3.53	109	175.3

 

(1) Dimensions are in millimeters.
(2) H is the number of threads per inch with the min. of 4 tighting turns, and the female and male thread herein shall be machined per ASME B1.1 2A/2B.