The Piping Engineering World

Inch Dimensions of Socket Welding Union as per MSS-SP-83

Socket Welding Union Dimensions

3000# Socket Welding Union

Socket Welding Union Dimensions

NPS	A Pipe End OD	B (Min.) Socket Bore Dia	B (Max) Socket Bore Dia	C Min. Wall Thickness	D (Min.) Water Way Bore	D (max) Water Way Bore	E (Min.) Laying Length	E (Max) Laying Length	F (Min) Male Flange Thickness	G (Min.) Nut Thickness	H Threads per Inch	J (Min.) Nut Bearing	K (Min.) Depth of Socket	L (Nominal) Length of Assembly	N Clearance for Nut Assembly
1/8	0.860	0.420	0.440	0.125	0.239	0.299	0.880	0.750	0.125	0.125	16	0.049	0.380	1.630	2.000
1/4	0.860	0.555	0.575	0.130	0.334	0.394	0.880	0.750	0.125	0.125	16	0.049	0.380	1.630	2.000
3/8	1.020	0.690	0.710	0.138	0.463	0.523	1.060	0.810	0.135	0.135	14	0.054	0.380	1.810	2.200
1/2	1.230	0.855	0.875	0.161	0.592	0.652	1.060	0.810	0.145	0.145	14	0.059	0.380	1.930	2.300
3/4	1.460	1.065	1.085	0.168	0.794	0.854	1.250	1.000	0.160	0.160	11	0.066	0.500	2.240	2.600
1	0.168	1.330	1.350	0.196	1.019	1.079	1.350	1.030	0.180	0.175	11	0.073	0.500	2.440	3.100
1-1/4	2.160	1.675	1.695	0.208	1.350	1.410	1.600	1.280	0.210	0.205	10	0.084	0.500	2.800	3.700
1-1/2	2.420	1.915	1.935	0.218	1.580	1.640	1.660	1.340	0.230	0.220	10	0.091	0.500	3.010	4.400
2	2.960	2.406	2.426	0.238	2.037	2.097	1.790	1.470	0.260	0.250	10	0.106	0.620	3.390	5.200
2-1/2	3.610	2.906	2.931	0.302	2.409	2.529	2.430	2.050	0.295	0.280	8	0.121	0.620	4.030	5.900
3	4.300	3.535	3.560	0.327	3.008	3.128	2.510	2.110	0.325	0.315	8	0.139	0.620	4.290	6.900
NPS	A Pipe End OD	B (Min.) Socket Bore Dia	B (Max) Socket Bore Dia	C Min. Wall Thickness	D (Min.) Water Way Bore	D (max) Water Way Bore	E (Min.) Laying Length	E (Max) Laying Length	F (Min) Male Flange Thickness	G (Min.) Nut Thickness	H Threads per Inch	J (Min.) Nut Bearing	K (Min.) Depth of Socket	L (Nominal) Length of Assembly	N Clearance for Nut Assembly