Land Pride RC35 Series, RC25 Series, RC15 Series manual Torque Values Chart for Common Bolt Sizes

Table of Contents

Section 7 Appendix

Land Pride

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-tpi	1		2			3	N · m		ft-lb	N · m		ft-lb	mm x pitch		4	N · m				ft-lb	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 in-tpi = nominal thread dia .in inches-threads per inch
1 3/8" - 6		890		655			1990		1470	3230		2380
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.

26 RC15, RC25, and RC35 Series Rotary Cutter 312-298M 9/25/08