8 - 4
GENERAL INFORMATION
TORQUE RATINGS
ES - 100.0
TORQUE RATINGS
FOR
DRY - UNCOATED FASTENERS
TORQUE VALUES TO BE WITHIN ± 5%
ALL FIGURES IN FOOT POUND
THIS TABLE DOES NOT APPLY TO HY-
DRAULIC CONNECTIONS. WHEN
TORQUING HYDRAULIC CONNEC-
TIONS REFER TO ES-100.1
1/4
5/16
3/8
7/16
1/2
9/16
5/8
3/4
7/8
1
1-1/8
1-1/4
1-3/8
1-1/2
1-3/4
2
2-1/4
2-1/2
NOM. DIA. IN. GRADE 2 GRADE 5 GRADE 8
6 - * 4 8 12
12 - * 7 20 25
20 - * 12 30 45
35 - * 20 50 75
50 - * 30 80 110
75 - * 45 115 160
100 - * 60 160 225
180 - * 110 280 400
175 450 640
265 680 970
375 840 1,380
530 1,200 1,930
700 1,570 2,540
930 2,080 3,380
1,460 2,090 5,300
2,200 3,200 7,990
3,200 5,350 11,690
4,400 7,300 15,990
The above information was compiled for U.N.C. Threaded Fasteners.
GRADE 2
GRADE 5
GRADE 8
BOLT HEAD MARKING
* = Torque Values For Bolts And Screws Longer Than 6”
Fasteners as supplied by the vendor are considered not
lubricated.
NOTE: