Pipe Thread Torque


Pipe Thread Torque

Pipe Thread Size NPTF	T.F.F.T. (Turns From Finger Tight)
1/8 - 27	2 - 3
1/4 - 18	2 - 3
3/8 - 18	2 - 3
1/2 -14	2 - 3
3/4 - 14	2 - 3
1 - 11-1/2
1 - 11-1/4	1.5 - 2.5
1 - 11-1/2	1.5 - 2.5
2 - 11-1/2	1.5 - 2.5


Size	in-lbs	Newtons-m
1/16"	5.0	0.57
1/8"	7.0	0.79
1/4"	16	1.81
3/8"	23	2.60
1/2"	30	3.39
3/4"	54	6.10
1"	78	8.81


Brass Flare Size Brass Flare Size	Recommended Seating Torque for Brass Flare Nuts
1/4	8 -‐ 10 Ft. -‐ Lbs.
3/8	15 -‐ 18 Ft. -‐ Lbs.
1/2	28 -‐ 32 Ft. -‐ Lbs.
5/8	38 -‐ 42 Ft. -‐ Lbs.
3/4	50 -‐ 55 Ft. -‐ Lbs.

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