Dixon 966 004201 manual Torque Chart, Torque Specifications Hex Head Cap Screws

TORQUE CHART

TORQUE SPECIFICATIONS

HEX HEAD CAP SCREWS

The torque values shown should be used as a general guideline when specific torque values are not given.

U.S. Standard Hardware

	Grade		SAE grade 5		SAE grade 8		Flangelock Screw
							w/ Flangelock Nut
			ft./lbs	Nm	ft./lbs	Nm	ft./lbs	Nm
thread)		1/4	9	12	13	18
		5/16	18	24	28	38	24	33
coarse		3/8	31	42	46	62	40	54
or		7/16	50	68	75	108
		1/2	75	102	115	156
fine
		9/16	110	150	165	224
inches,in
		3/4	250	339	370	502
		5/8	150	203	225	305
(Diameter
		7/8	378	513	591	801
		1	583	790	893	1211
Shank Size	1	1/8	782	1060	1410	1912

**Grade 5 - Minimum commercial quality (Lower quality not recommended)

Metric Standard Hardware

	Grade	Grade 8.8	8.8	Grade 10.9	10.9	Grade 12.9	12.9
		ft./lbs	Nm	ft./lbs	Nm	ft./lbs	Nm
thread)	M4	1.5	2	2.2	3	2.7	3.6
	M5	3	4	4.5	6	5.2	7
	M6	5.2	7	7.5	10	8.2	11
or coarse
	M7	8.2	11	12	16	15	20
	M8	13.5	18	18.8	25	21.8	29
fine
	M10	24	32	35.2	47	43.5	58
millimeters,	M12	43.5	58	62.2	83	75	100
	M14	70.5	94	100	133	119	159
	M16	108	144	147	196	176	235
in	M18	142	190	202	269	242	323
(Diameter
	M20	195	260	275	366	330	440
	M22	276	368	390	520	471	628
	M24	353	470	498	664	596	794
Size
	M27	530	707	474	996	904	1205
Shank

18