Land Pride 357-187M Torque Values Chart, Tire Inflation Chart, Appendix, Additional Torque Values

Table of Contents

Section 8: Appendix

Torque Values Chart

			Bolt Head Identification														Bolt Head Identification
Bolt Size											Bolt Size				5.8			8.8		10.9
(Inches)											(Metric)
														Class 5.8					Class 8.8				Class 10.9
		Grade 2			Grade 5				Grade 8
in-tpi 1	N		ft-lb 3	N			N				mm x pitch		N · m			ft-lb		N · m			ft-lb	N · m			ft-lb
		· m			· m	ft-lb		· 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 inch
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 thread
1 1/2" - 12	1330		980	2970		2190	4820			3560	pitch
Torque tolerance + 0%, -15% of torquing values. Unless otherwise specified use torque values listed above.
							Additional Torque Values
Drive Wheel Lug Nuts (1/2"-20 UNF)													75 ft-lbs.								102 N-m
Blade Spindle bolts (1/2"-20 UNF x 2 1/2" GR8)													60 to 70 ft-lbs.								82 to 95 N-m
Spindle Housing Flange Bolts													55 ft-lbs								75 N-m
Idler Pulley bolts (5/8"-11 UNC GR5)													130 ft-lbs.								176 N-m
Electric Clutch Bolt (7/16"- 20 UNF x 3" GR5)													50 to 55 ft-lbs.								68 to 75 N-m

Tire Inflation Chart

Tire	Inflation PSI
Drive Wheels	8 to 12
Caster Wheels	8 to 12

48 Z44 & Z52 (S/N 526171 & Above) Zero Turning Radius Mowers Riding Mowers Accu-Z Razor® 357-187M 1/12/09