Yazoo/Kees ZMKW52211 / 968999466 manual Hex Head Cap Screws, U.S. Standard Hardware, Maintenance

MAINTENANCE

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			Flangelock Screw
	Grade		SAE grade 5		SAE grade 8
							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		7/16	50	68	75	108	40	54
		3/8	31	42	46	62
or		1/2	75	102	115	156
fine
		9/16	110	150	165	224
inches,in
		3/4	250	339	370	502
(Diameter		5/8	150	203	225	305
		7/8	378	513	591	801
		1	583	790	893	1211
Shank Size	1	1/8	782	1060	1410	1912
				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
coarseor		M6	5.2	7	7.5	10	8.2	11
		M8	13.5	18	18.8	25	21.8	29
		M7	8.2	11	12	16	15	20
fine		M10	24	32	35.2	47	43.5	58
millimeters,		M16	108	144	147	196	176	235
		M12	43.5	58	62.2	83	75	100
		M14	70.5	94	100	133	119	159
in		M18	142	190	202	269	242	323
(Diameter
		M20	195	260	275	366	330	440
		M22	276	368	390	520	471	628
Size		M24	353	470	498	664	596	794
		M27	530	707	474	996	904	1205
Shank

24