Torque Assembly Values

The Torque Values shown are for guidance only and are based on normal industrial applications. The Torque Values shown are for plated carbon steel fittings. Nm = Newton Metres kg.m = Kilogram Metres ft.lbf = Foot Pounds Force

TO CONVERT ›››	INTO	››› MULTIPLY BY
Nm	ft.lbf	0.737
Nm	kg.m	0.102
ft.lbf	Nm	1.357
ft.lbf	kg.m	0.138
kg.m	Nm	9.804
kg.m	ft.lbf	7.231

BSPP NUTS

BSPP SIZE	DASH SIZE	SWIVEL NUT TORQUE RANGE
		Nm	ft.lbf
1/8	-02	11-12	8-9
1/4	-04	25-28	18-20
3/8	-06	41-48	30-35
1/2	-08	72-82	55-60
5/8	-10	96-110	70-80
3/4	-12	124-137	90-100
1	-16	151-165	110-120
1.1/4	-20	192-206	140-150
1.1/2	-24	261-275	190-200
2	-32	343-357	250-260

JIC 37° & SAE 45° (MACHINED OR FLARED)

JIC/SAE THREAD SIZE	DASH SIZE	SAE RECOMMENDED SWIVEL NUT TORQUE RANGE
		Nm	ft.lbf
5/16 – 24	-05	8-9	6-7
3/8 – 24	-06	11-12	8-9
7/16 – 20	-07	15-16	11-12
1/2 – 20	-08	19-21	14-15
9/16 – 18	-09	24-28	18-20
3/4 – 16	-12	49-53	36-39
7/8 – 14	-14	77-85	57-63
1.1/16 – 12	-17	107-119	79-88
1.3/16 – 12	-19	127-140	94-103
1.5/16 – 12	-21	147-154	108-113
1.5/8 – 12	-26	172-181	127-133
1.7/8 – 12	-30	215-226	158-167
2.1/2 – 12	-40	332-350	245-258

METRIC 24°, 60° & UNIVERSAL INVERTED CONE

THREAD SIZE	TUBE DIA. S-HEAVY	TUBE DIA. L-LIGHT	SWIVEL NUT TORQUE RANGE
	mm	mm	Nm	ft.lbf
M12 x 1,5		6	10-20	7-15
M14 x 1,5	6	8	20-35	15-26
M16 x 1,5	8	10	25-40	18-30
M18 x 1,5	10	12	30-45	22-33
M20 x 1,5	12		35-50	26-37
M22 x 1,5	14	15	40-70	30-52
M24 x 1,5	16		40-70	30-52
M26 x 1,5		18	60-100	44-74
M30 x 2,0	20	22	80-120	59-89
M36 x 2,0	25	28	100-150	74-111
M42 x 2,0	30		150-220	74-163
M45 x 2,0		35	180-250	133-184
M52 x 2,0	38	42	200-300	148-221

ORFS

ORFS THREAD SIZE	DASH SIZE	SAE RECOMMENDED SWIVEL NUT TORQUE RANGE
		Nm	ft.lbf
9/16 – 18	-09	14-16	10-12
11/16 – 16	-11	24-27	18-20
13/16 – 16	-13	43-47	32-35
1 – 14	-16	60-68	46-50
1.3/16 – 12	-19	90-95	65-70
1.7/16 – 12	-23	125-135	92-100
1.11/16 – 12	-27	170-190	125-140
2-12	-32	200-225	150-165

UNO (O RING BOSS)

UNO THREAD SIZE	DASH SIZE	SAE RECOMMENDED STRAIGHT FITTING OR LOCK NUT TORQUE RANGE
		Nm	ft.lbf
3/8 – 24	-06	11-13	8-10
7/16 – 20	-07	20-22	14-16
1/2 – 20	-08	24-27	18-20
9/16 – 18	-09	33-35	24-26
3/4 – 16	-12	68-78	50-60
7/8 – 14	-14	98-110	72-82
1.1/16 – 12	-17	170-183	125-135
1.3/16 – 12	-19	230-260	170-190
1.5/16 – 12	-21	270-300	200-220
1.5/8 -12	-26	285-380	210-280
1.7/8 – 12	-30	370-490	270-360

SAE FLANGE CLAMP BOLTS  CODE 61

BOLT DATA UN CLASS 2A (THREAD X LENGTH)	FLANGE DASH SIZE	SAE RECOMMENDED BOLT TORQUE RANGE
		Nm	ft.lbf
5/16 – 18 X 1.1/4	-08	20-25	15-18
3/8 – 16 X 1.1/4	-12	28-40	21-29
3/8 – 16 X 1.1/4	-16	37-48	27-35
7/16 – 14 X 1.1/2	-20	48-62	35-46
1/2 – 13 X 1.1/2	-24	62-79	46-58
1/2 – 13 X 1.1/2	-32	73-90	54-66
1/2 – 13 X 1.3/4	-40	107-124	79-91

SAE FLANGE CLAMP BOLTS CODE 62

BOLT DATA UN CLASS 2A (THREAD X LENGTH)	FLANGE DASH SIZE	SAE RECOMMENDED BOLT TORQUE RANGE
		Nm	ft.lbf
5/16 – 18 X 1.1/4	-08	20-25	15-18
3/8 – 16 X 1.1/2	-12	34-45	25-33
7/16 – 14 X 1.3/4	-16	56-68	41-50
1/2 – 13 X 1.3/4	-20	85-102	63-75
5/8 – 11 X 2.1/4	-24	158-181	116-133
3/4 – 10 X 2.3/4	-32	271-294	200-217

SAE FLANGE BLOCK BOLTS CODE 61

BOLT DATA UN CLASS 2B (THREAD X LENGTH)	FLANGE DASH SIZE	RECOMMENDED BOLT TORQUE RANGE
		Nm	ft.lbf
5/16 – 18 X 1.1/4	-08	20-25	15-18
3/8 – 16 X 1.1/2	-12	28-40	21-29
3/8 – 16 X 1.1/2	-16	37-48	27-35
7/16 – 14 X 1.3/4	-20	48-62	35-46
1/2 – 13 X 1.3/4	-24	62-79	46-58
1/2 – 13 X 1.3/4	-32	73-90	54-66

SAE FLANGE BLOCK BOLTS CODE 62

BOLT DATA UN CLASS 2B (THREAD X LENGTH)	FLANGE DASH SIZE	RECOMMENDED BOLT TORQUE RANGE
		Nm	ft.lbf
3/8 – 16 X 1.1/2	-12	34-45	25-33
7/16 – 14 X 1.3/4	-16	56-68	41-50
1/2 – 13 X 1.3/4	-20	85-102	63-75
5/8 – 11 X 2	-24	158-187	116-138
3/4 – 10 X 2.1/2	-32	271-294	200-217