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Precision Thread Pipe Fittings & Adapters

Union Ball Joint (Female NPT Threads)

Female NPT Thread Size Dimensions in mm F-Hex1 (Inch) F-Hex2 (Inch) Pressure Rating PSIG (Bar) Dawsons-Tech Part No.
P E L
1/8 6.8 46.0 1-1/8 1-1/16 8400 (572) UBJ-2N
1/4 9.1 59.4 1-3/8 1-3/16 6600 (450) UBJ-4N
3/8 13.2 63.5 1-1/2 1-5/16 5300 (360) UBJ-6N
1/2 15.7 68.3 1-3/4 1-5/8 6000 (408) UBJ-8N
3/4 22.4 79.2 2-1/8 1-7/8 4600 (313) UBJ-12N
1 26.2 90.4 2-1/2 2-3/8 6800 (462) UBJ-16N
Dimensions are for reference only and are subject to change.
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