Valley Rainger Linear - Ancillary Equipment Maintenance; Torque Specifications

96 Rainger Linear
MAINTENANCE
Torque Chart - Hex Head Cap Screws
SIZE
INCH
GRADE 5 GRADE 8
ACCEPTABLE
RANGE
ACCEPTABLE
RANGE
ACCEPTABLE
RANGE
ACCEPTABLE
RANGE
lb-ft lb-ft N·m N·m lb-ft lb-ft N·m N·m
1/4 9 8-9 12 11-12 12 11-13 16 15-17
5/16 18 16-19 24 22-25 25 22-27 34 30-36
3/8 31 28-33 42 38-44 43 39-47 58 53-64
7/16 49 44-53 66 60-71 69 63-75 94 85-101
1/2 75 68-81 102 92-109 106 96-115 144 130-156
9/16 108 98-117 146 133-158 152 139-166 206 188-225
5/8 149 135-162 202 183-219 210 191-229 285 259-310
3/4 264 240-297 358 325-402 372 338-406 504 458-550
7/8 426 387-464 577 525-629 601 546-655 815 740-888
1 637 579-695 863 785-942 900 818-982 1220 1109-1331
Hardware Identification - SAE Grade - Inch Size
CAP SCREW
GRADE 5 GRADE 8
NUT
GRADE 5 GRADE 8
LOCKNUT
GRADE B GRADE C
*
*
Vendor’s Mark
Use With Grade 5 Screw Use With Grade 8 Screw
*
Critical Torque Applications
GRADE 5 GRADE 8
SPANS & DRIVE UNITS
lb-ft N·m lb-ft N·m
Hitch ball bolts 750 1016.8 1050 1423.6
Wheel lug nuts 125 169.4
Recommended Maintenance
Ancillary Equipment
Pre
season
1st
Pass
4th
Pass
Mid
season
Post
season
Remarks
Perform all maintenance as required
or recommended by the ancillary
equipment manufacturer.
X X X X X Refer to the ancillary equipment owner’s
manual or manufacturer for required or
recommended maintenance and service
intervals.