New Holland LS120 Repair Manual page 12

SECTION 00 - GENERAL INFORMATION
MINIMUM HARDWARE TIGHTENING TORQUES
IN FOOT POUNDS {NEWTON-METERS) FOR NORMAL ASSEMBLY APPLICATIONS
INCH HARDWARE AND LOCKNUT$
SAEGRADE2 SAEGRADE5 SAE GRADES LOCKNUTS
NOMINAL UNPLATED PLATED UNPLATED PLATED UNPLATED PLATED GR.B GR.C NOMINAL
SIZE or W/ZnCr or W/ZnCr or W/ZnCr w/GR5 w/GR8 SIZE
PLATED PLATED PLATED BOLT BOLT
SILVER GOLD SILVER GOLD SILVER GOLD
1/4
55* (6.2) 72* (8.1) 86* (9.7) 112* (13) 121* (14) 157* (18) 61* (6.9) 86* (9.8)
1/4
5/16
115* (13) 149* (17) 178* (20) 229* (26) 250* (28) 324* (37) 125*(14) 176* (20)
5/16
3/8 17 (23) 22 (30) 26 (35) 34 (46) 37 (50) 48 (65) 19 (26) 26 (35) 3/8
7/16
27 (37) 35 (47) 42 (57) 54 (73) 59 (80)
77 (104)
30 (41) 42 (57)
7/16
1/2
42 (57) 54 (73) 64 (87) 83 (113) 91 (123)
117 (159)
45 (61) 64 (88)
1/2
9/16
60 (81) 77 (104) 92 (125) 120 (163) 130 (176) 169 (229) 65 (88) 92 (125)
9/16
5/8 83 (112) 107 (145) 128 (174) 165 (224) 180(244) 233 (316) 90 (122) 127 (172) 5/8
3/4 146 (198) 189 (256) 226 (306) 293 (397) 319 (432) 413 (560) 160 (217) 226 (306) 3/4
7/8 142 (193) 183 (248) 365 (495) 473 (641) 515 (698) 667 (904)
258 (350).
364 (494) 7/8
1 213 (289) 275 (373) 547 (742) 708 (960) 773 (1048) 1000 (1356) 386 (523) 545 (739) 1
NOTE: Torque values shown with
*
are inch pounds.
IDENTIFICATION
CAP SCREWS AND CARRIAGE BOLTS
0
SAEGRADE2
SAEGRADE5
SAE GRADES
REGULAR NUTS SAE GRADE 5 SAE GRADE 8
HEX NUTS HEX NUTS
LOCKNUTS
/@-··-
GRADE IDENTIFICATION
GRADE A NO NOTCHES
GRADE B ONE CIRCUMFERENTIAL NOTCH
GRADE C TWO CIRCUMFERENTIAL NOTCHES
•
GRADE IDENTIFICATION
GRADE A NO MARKS
GRADE B THREE MARKS
GRADE C SIX MARKS
MARKS NEED NOT BE LOCATED
AT CORNERS
GRADE A NO MARK
GRADE B LETTER B
GRADE C LETTER C
GRADE IDENTIFICATION
00-9