Metric Dimensions of Threaded Union as per MSS-SP-83

Threaded Union Dimensions Featured
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3000# Threaded Union

Threaded Union Dimensions
Threaded Union Dimensions
NPSA
Pipe End OD
C
Min. Wall Thickness
D (Min.)
Water Way Bore
D (max)
Water Way Bore
F
Male Flange Thickness
G (Min.)
Nut Thickness
H
Threads per Inch
J (Min.)
Nut Bearing
L (Nominal)
Length of Assembly
N
Clearance for Nut Assembly
1/814.732.416.438.433.183.18161.2441.4050.80
1/419.053.029.4511.133.183.18161.2441.4050.80
3/822.863.2013.5114.273.433.43141.3745.9755.88
1/227.693.7317.0717.863.683.68141.5049.0258.42
3/433.533.9121.3923.014.064.06111.6856.9066.04
141.404.5527.7428.984.574.45111.8561.9878.74
1-1/450.554.8535.3637.695.335.21102.1371.1293.98
1-1/257.155.0841.2043.545.845.59102.3176.45111.76
270.105.5452.1255.586.606.35102.6986.11132.08
2-1/285.347.0164.3166.277.497.1183.07102.36149.86
3102.367.6277.2782.558.268.0083.53108.97175.26
NPSA
Pipe End OD
C
Min. Wall Thickness
D (Min.)
Water Way Bore
D (max)
Water Way Bore
F
Male Flange Thickness
G (Min.)
Nut Thickness
H
Threads per Inch
J (Min.)
Nut Bearing
L (Nominal)
Length of Assembly
N
Clearance for Nut Assembly