Heyco Liquid Tight Cord Grip Torque Recommendations

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Heyco Liquid Tight Cord Grips Torque Recommendations Chart

Original Series-35 Fittings (LTF)

Heyco^® Original Series-35 Liquid Tight Fittings
NPT Thread
Thread Size	Description	Heyco Part Numbers (Black, Gray)	Locknut Torque		Sealing Nut Torque
Thread Size	Description	Heyco Part Numbers (Black, Gray)	in. lbs	Nm	in. lbs	Nm
3/8 NPT	RLTF 3/8	3458, 3459	40	4,5	40	4,5
	LTF 3/8	3228, 3229
	Flex RLTF 3/8	3474, 3475
	Flex LTF 3/8	3254, 3255
1/2 NPT	LTF 1/2	3231, 3232	80	9,0	80	9,0
1/2 NPT	Flex LTF 1/2	3251, 3252	80	9,0	80	9,0
1/2 NPT	LLTF 1/2	3200, 3201	80	9,0	120	13,6
1/2 NPT	Flex LLTF 1/2	3266, 3267	80	9,0	120	13,6
3/4 NPT	RLTF 3/4	3460, 3461	169	19,1	130	14,7
	LTF 3/4	3234, 3235
	Flex RLTF 3/4	3462, 3463
	Flex LTF 3/4	3239, 3242
1 NPT	LTF 1	8437, 8438	200 - 225	22,6 - 25,4	225 - 250	25,4 - 28,2