General - Landoll 334C Operator's Manual

GENERAL TORQUE SPECIFICATIONS (REV. 4/97)
THIS CHART PROVIDES TIGHTENING TORQUES FOR GENERAL PURPOSE APPLICATIONS WHEN SPECIAL TORQUES ARE NOT SPECIFIED ON
PROCESS OR DRAWING.
ASSEMBLY TORQUES APPLY TO PLATED NUTS AND CAPSCREWS ASSEMBLED WITHOUT SUPPLEMENTAL LUBRICATION (AS RECEIVED
CONDITION). THEY DO NOT APPLY IF SPECIAL GRAPHITE MOLY-DISULFIDE OR OTHER EXTREME PRESSURE LUBRICANTS ARE USED.
WHEN FASTENERS ARE DRY (SOLVENT CLEANED), ADD 33% TO AS RECEIVED CONDITION TORQUE.
BOLT HEAD IDENTIFICATION MARKS INDICATE GRADE AND MAY VARY FROM MANUFACTURER TO MANUFACTURER.
THICK NUTS MUST BE USED ON GRADE 8 CAPSCREWS.
USE VALUE IN [ ] IF USING PREVAILING TORQUE NUTS.
TORQUE IS SPECIFIED IN FOOT POUNDS
UNC SAE Grade
Size 2
1/4-20
4 [5]
5/16-18 8
[10]
3/8-16
15 [19]
7/16-14 24
[30]
1/2-13
35 [43]
9/16-12 55
[62]
5/8-11
75 [94]
3/4-10
130 [162]
7/8-9
125 [156]
1-8
190 [237]
1-1/8-7 270
[337]
1-1/4-7 380
[475]
1-3/8-6 490
[612]
1/1-2-6 650
[812]
COARSE THREAD METRIC CLASS 10.9 FASTENERS AND CLASS 10.0 NUTS AND THROUGH HARDENED FLAT WASHERS, PHOSPHATE
COATED, ROCKWELL “C” 38-45.
USE VALUE IN [ ] IF USING PREVAILING TORQUE NUTS.
Nominal
Thread
Diameter
Newton-
mm
6 10
7 16
8 23
10 46
12 80
14 125
16 200
18 275
LANDOLL CORPORATION
SAE Grade SAE Grade
5
6 [7] 9
13 [16] 18
23 [29] 35
35 [43] 55
55 [62] 80
80 [100] 110
110 [137] 170
200 [250] 280
320 [400] 460
408 [506] 680
600 [750] 960
840 [1050] 1426
110 [1375] 1780
1460 [1825] 2360
Standard Torque
Foot-
Meters Pounds
[14] 7
[22] 12
[32] 17
[60] 34
[101] 60
[155] 90
[240] 150
[330] 205
Table 2-1 General Torque Specifications
UNF SAE Grade
8 Size
1/4-28
[11] 5
5/16-24
[22] 9
3/8-24
[43] 17
7/16-20
[62] 27
1/2-20
[100] 40
9/16-18
[137] 60
5/8-18
[212] 85
3/4-16
[350] 150
7/8-14
[575] 140
1-14
[850] 210
[1200] 1-1/8-12
300
[1782] 1-1/4-12
420
[2225] 1-3/8-12
560
[2950] 1/1-2-12
730
METRIC
Nominal
Thread
Diameter
mm
[10] 20
[16] 24
[24] 27
[47] 30
[75] 33
[115] 36
[180] 39
[245]
SAE Grade
2 5
[6] 7 [9]
[11] 14 [17]
[21] 25 [31]
[34] 40 [50]
[50] 65 [81]
[75] 90 [112]
[106] 130 [162]
[188] 220 [275]
[175] 360 [450]
[263] 540 [675]
[375] 660 [825]
[525] 920 [1150] 1500
[700] 1260 [1575] 2010
[912] 1640 [2050] 2660
Standard Torque
Newton-
Meters
385 [450] 290
670 [775] 500
980 [1105] 730
1330 [1470] 990
1790 [1950] 1340
2325 [2515] 1730
3010 [3210] 2240
SAE Grade
8
10 [12]
20 [25]
35 [44]
60 [75]
90 [112]
130 [162]
180 [225]
320 [400]
500 [625]
760 [950]
1080 [1350]
[1875]
[2512]
[3325]
Foot-
Pounds
[335]
[625]
[825]
[1090]
[1450]
[1870]
[2380]
2-3