Summers 2510 DT - Manual (Page 61)

SECTION 3 - OPERATION & MAINTENANCE
3-5
BOLT SIZE WRENCH SIZE GRADE 5 GRADE 8
ft-lbs N • m ft-lbs N • m
1/4” 7/16” or 3/8” 7 9.5 12 17
5/16” 1/2” 15 20 25 34
3/8” 9/16” 30 41 45 61
7/16” 5/8” or 11/16” 45 61 70 95
1/2” 3/4” 70 95 105 142
9/16” wheel bolts 7/8” 170 231
5/8” 15/16” 170 231 210 285
5/8” wheel nuts 1-1/16” 240 325
3/4” 1-1/16”* or 1-1/8” 250 339 375 509
7/8” 1-5/16” 350 475 600 814
1” 1-1/2” 450 610 880 1193
1-1/4” 1-7/8” 500 678
1-1/2” 2-1/4” 570 773
2” 3-1/8” 1200 1627
*Nylon Lock Nut 3/8/12 TILLAGE
PROPER BOLT USE
DO NOT use these values if a different torque value or tightening procedure is given for a specific applica-
tion. Torque values listed are for general use only. Check tightness of fasteners periodically.