Land Pride 312-753M Torque Values Chart for Common Bolt Sizes, Tire Inflation Chart, Appendix

Table of Contents

Section 8: Appendix

Torque Values Chart for Common Bolt Sizes

			Bolt Head Identification													Bolt Head Identification
Bolt Size												Bolt Size				5.8					8.8		10.9
(Inches)												(Metric)
		Grade 2				Grade 5									Class 5.8					Class 8.8				Class 10.9
									Grade 8
in-tpi1
	N ·		ft-lb3		N · m		ft-lb	N ·		m ft-lb		mm x		N · m			ft-lb		N · m			ft-lb	N · m			ft-lb
1/4" - 20	7.4		5.6		11		8	16			12	M 5 X 0.8		4		3			6		5		9			7
1/4" - 28	8.5		6		13		10	18			14	M 6 X 1		7		5			11		8		15			11
5/16” - 18	15		11		24		17	33			25	M 8 X 1.25		17		12			26		19		36			27
5/16" - 24	17		13		26		19	37			27	M 8 X 1		18		13			28		21		39			29
3/8" - 16	27		20		42		31	59			44	M10	X 1.5	33		24			52		39		72			53
3/8" - 24	31		22		47		35	67			49	M10	X 0.75	39		29			61		45		85			62
7/16" - 14	43		32		67		49	95			70	M12	X 1.75	58		42			91		67		125			93
7/16" - 20	49		36		75		55	105			78	M12	X 1.5	60		44			95		70		130			97
1/2" - 13	66		49		105		76	145			105	M12	X 1	90		66			105		77		145			105
1/2" - 20	75		55		115		85	165			120	M14	X 2	92		68			145		105		200			150
9/16" - 12	95		70		150		110	210			155	M14	X 1.5	99		73			155		115		215			160
9/16" - 18	105		79		165		120	235			170	M16	X 2	145		105			225		165		315			230
5/8" - 11	130		97		205		150	285			210	M16	X 1.5	155		115			240		180		335			245
5/8" - 18	150		110		230		170	325			240	M18	X 2.5	195		145			310		230		405			300
3/4" - 10	235		170		360		265	510			375	M18	X 1.5	220		165			350		260		485			355
3/4" - 16	260		190		405		295	570			420	M20	X 2.5	280		205			440		325		610			450
7/8" - 9	225		165		585		430	820			605	M20	X 1.5	310		230			650		480		900			665
7/8" - 14	250		185		640		475	905			670	M24	X 3	480		355			760		560		1050			780
1" - 8	340		250		875		645	1230			910	M24	X 2	525		390			830		610		1150			845
1" - 12	370		275		955		705	1350			995	M30	X 3.5	960		705			1510		1120		2100			1550
1-1/8" - 7	480		355		1080		795	1750			1290	M30	X 2	1060		785			1680		1240		2320			1710
1 1/8" - 12	540		395		1210		890	1960			1440	M36	X 3.5	1730		1270			2650		1950		3660			2700
1 1/4" - 7	680		500		1520		1120	2460			1820	M36	X 2	1880		1380			2960		2190		4100			3220
1 1/4" - 12	750		555		1680		1240	2730			2010
1 3/8" - 6	890		655		1990		1470	3230			2380	1 in-tpi = nominal thread dia. in inches-threads per inch
1 3/8" - 12	1010		745		2270		1670	3680			2710	2 N· m = newton-meters
1 1/2" - 6	1180		870		2640		1950	4290			3160	3 ft-lb= foot pounds
1 1/2" - 12	1330		980		2970		2190	4820			3560	4 mm x pitch = nominal thread dia. in millimeters x thread pitch
Torque tolerance + 0%, -15% of torquing values. Unless otherwise specified use torque values listed above.
Blade Bolt Lock Nut							450 ft-lbs
Blade Carrier Hub Nut							450 ft-lbs Minimum

Tire Inflation Chart

Tire Size	Inflation
	PSI
AC Tire, 24” x 7.7”	40

38 RCR2596, RCR2510 and RCRM2510 Rotary Cutters 312-753M 5/09/08