NPT Threaded Fittings

NPT Socket

Technical features

NPT Threaded Ends
Working Pressure: 150lbs (psi) / 10bar
Working Temperature: 250°C at 10bar
Investment lost wax casting manufactured to ISO 9001 : 2015
NPT thread conforms with ASME B1.20.1
Threads are Tapered NPT

Reference specifications — not a stock confirmation.
Request a quotation to confirm the offered manufacturer, material, dimensions, availability and delivery terms.

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Sizes & specifications

11 reference variants · dimensions as published

11 listed variants

Labelled dimensional drawing for NPT Socket — Dimension letters in the table correspond to this drawing. Check the stated units before specifying.

Code	Inch Size	Metric Size	Grade	A	B
NPTS08	1/4"	8NB	316	18	24.5
NPTS10	3/8"	10NB	316	21	26
NPTS15	1/2"	15NB	316	25	33
NPTS20	3/4"	20NB	316	31.8	36
NPTS25	1"	25NB	316	37	43
NPTS32	1 1/4"	32NB	316	46.5	45
NPTS40	1 1/2"	40NB	316	52.5	45
NPTS50	2"	50NB	316	65.1	54.5
NPTS65	2 1/2"	65NB	316	81.5	63.5
NPTS80	3"	80NB	316	95	68.5
NPTS100	4"	100NB	316	122	76.5