Land Pride RCPM2660 manual Torque Values Chart, In-tpi · m Ft-lb Mm x pitch, Blade Carrier Hub Nut

Table of Contents

Section 10: Appendix

Torque Values Chart

			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	N · m		ft-lb 3	N · m		ft-lb	N · m		ft-lb	mm x pitch		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	l215			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 diameter in inches-threads per
1 3/8" - 6	890		655	1990		1470	3230		2380	2 N· m = newton-meters
1 3/8" - 12	1010		745	2270		1670	3680		2710	3 ft-lb= foot pounds
1 1/2" - 6	1180		870	2640		1950	4290		3160	4 mm x pitch = nominal thread diameter in millimeters x
1 1/2" - 12	1330		980	2970		2190	4820		3560	thread pitch
Torque tolerance + 0%, -15% of torquing values. Unless otherwise specified use torque values listed above.
Additional Torque Values
Blade Bolt Lock Nut				450 ft-lbs
Blade Carrier Hub Nut				450 ft-lbs

48 RCP2660, RCPM2660, RCP3060 and RCPM3060 Parallel Arm Rotary Cutter 316-111M 12/16/08