Land Pride 311-252M manual Torque Values Chart, Appendix, In-tpi · m Ft-lb Mm x pitch

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Land Pride

Section 8 Appendix

Table of Contents

Torque Values Chart

					Bolt Head Identification														Bolt Head Identification


	Bolt Size													Bolt Size			5.8				8.8				10.9
																	5.8				8.8				10.9


	(Inches)		Grade 2			Grade 5			Grade 8					(Metric)		Class 5.8				Class 8.8				Class 10.9
			Grade 2			Grade 5			Grade 8							Class 5.8				Class 8.8				Class 10.9
	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 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.

10/13/08

RTA10 & RTA15 Series Rotary Tillers 311-252M

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Contents Rotary Tillers Table of Contents Safety at All Times Use Safety Lights and Devices Important Safety InformationPractice Safe Maintenance Transport Machinery SafelyAvoid High Pressure Fluids Hazard Prepare for EmergenciesWear Protective Equipment 818-130C Safety Labels818-858C 818-552C818-552C 818-543CApplication Using This ManualOwner Assistance IntroductionHitch, Driveline Guard & Rear Chain Assembly and Set-UpTractor Requirements Tractor Hook-Up Leg Stand AssemblyChecking Driveline Minimum Length Driveline InstallationChecking Driveline Maximum Length Transporting General Notes for Field OperationsOperating Operating Check ListOperating Instructions ParkingRTA15 Tiller Hitch Sideshift AdjustmentsRTA10 Tiller Hitch Offset Rear Deflector Drive ChainSkid Shoe Tine Replacement MaintenanceClutches With 4 Adjusting Nuts Maintenance and LubricationPlate Assembly Plate DisassemblyClutch Disassembly & Assembly StepShear Bolt and Lock Nut Part Numbers Clutches With 8 Hex Socket BoltsShearbolt Protection Storage Hrs LubricationSide Plug Gearbox Bearing On Right End Of Rotor ShaftTop Plug Gearbox 10 Series Top Plug Gearbox 15 SeriesRTA10 Series Rotary Tiller Speciﬁcations and CapacitiesRTA15 Series Rotary Tiller RTA1042 RTA1050 RTA1058Features Benefits Features and BeneﬁtsFits Land Pride Quick-Hitch Problem Cause Solution TroubleshootingIn-tpi · m Ft-lb Mm x pitch Torque Values ChartAppendix 28 RTA10 & RTA15 Series Rotary Tillers 311-252M Tines and Driveline Friction Discs Considered wear items WarrantyOverall Unit and Driveline One year Parts and Labor Corporate Ofﬁce P.O. Box Salina, Kansas 67402-5060 USA

311-252M specifications

Land Pride, a well-respected name in the agricultural and landscaping equipment industry, has developed a reputation for creating high-quality products that cater to the needs of farmers, landscapers, and landowners. One of their standout offerings is the 311-252M mower, which combines innovative technology with robust design to deliver effective mowing performance.

The Land Pride 311-252M is a commercial-grade mower designed specifically for mid-sized tractors. Its key feature is the 60-inch cutting deck which provides an optimal balance between maneuverability and cutting efficiency. This makes it ideal for tackling a variety of mowing tasks, whether in vineyards, orchards, or residential lawns. Its reinforced deck ensures durability and can withstand the rigors of frequent use in diverse environments.

One of the hallmark technologies of the 311-252M is its adjustable cutting height feature. Users can easily modify the cutting height from 1.5 inches to 4.5 inches, allowing for precision mowing tailored to different grass types and seasonal conditions. Coupled with high-performance blades, the mower provides a clean and even cut, promoting healthy grass growth.

The Land Pride 311-252M is equipped with a quick-attach system that allows for easy attachment and detachment from the tractor. This user-friendly design simplifies the workflow for landowners who need to switch between different implements frequently. Additionally, the mower's side discharge feature helps to reduce clumping and maintains a neat finish across the mowing area.

Safety is a paramount concern in design, and Land Pride incorporates several safety features into the 311-252M. The mower includes a protective shield around the cutting deck, minimizing the risk of debris being thrown during operation. It also has clearly marked safety decals, ensuring operators are aware of necessary precautions while using the equipment.

In summary, the Land Pride 311-252M mower epitomizes a blend of advanced technology, ergonomic design, and robust construction. Its versatility, ease of use, and safety features make it a valuable asset for anyone looking to maintain their landscape efficiently. Whether tackling residential projects or professional mowing jobs, the 311-252M is an excellent choice that reflects Land Pride's commitment to quality and performance in outdoor power equipment.