7
6
User Manual
2
INSTALLATION
The following sections contain all necessary information for properly installing your
U.S. Batteries.
2.1 CABLE SIZE AND BOLT NUT
SPECIFICATION
Terminal Types
U.S. Battery offers a variety of terminal options for Flooded lead-acid batteries
with various benefits for your specific application. Consult U.S. Battery or your
local battery dealer for more information.
Recommended Torque Specifications and Connection Hardware
The use of all included hardware and the specified torque is strongly rec
-
ommended. Over-tightening can break terminals and loose connections can
cause a terminal meltdown or fire. The use of hardware not listed below is
not recommended and may void your warranty.
U.S. Battery FLA Recommended Terminal Torque and Connection Hardware
U.S. Battery
Terminal Type
Recommended
Torque (in-lb)
Recommended
Torque (ft-lb)
Recommended Connection
Hardware
UTL
95-105
7.9-8.8
1
SS Hexnut with Lock Washer
UT
95-105
7.9-8.8
1
SS Hexnut with Lock Washer
FLAT BLOCK
95-105
7.9-8.8
1
SS Hexnut with Lock Washer
DUAL
95-105
7.9-8.8
1/6
SS Hexnut with Lock Washer
DC MARINE
95-105
7.9-8.8
2
SS Hexnut with Lock Washer
OFF SET “S”
100-120
8.3-10
3
Zn or SS Bolt w/Hexnut & Lock Washer
FLAG
100-120
8.3-10
4
Zn or SS Bolt w/Hexnut & Lock Washer
LARGE “L”
100-120
8.3-10.0
4
Zn or SS Bolt w/Hexnut & Lock Washer
SMALL “L”
100-120
8.3-10.0
4
Zn or SS Bolt w/Hexnut & Lock Washer
BUS LUG
120-180
10.0-15.0
5
SS Hexnut with Lock Washer
SAE
50-70
4.2-5.8
6
No Hardware Supplied
U.S. Battery AGM Recommended Terminal Torque and Connection Hardware
F11
71 - 88
6 - 7
M6 hexbolt & lock washer
F12
89 - 106
7.5 - 9
M8 hexbolt & lock washer
F14
89 - 106
7.5 - 9
M8 hexbolt & lock washer
T11
130 - 173
11 - 14
M8 hexbolt & lock washer
T6-A
130 - 173
11 - 14
M8 hexbolt & lock washer
DT-5/16
176 - 203
15 - 17
5/16” hexbolt & lock washer
DT-3/8
176 - 203
15 - 17
3/8” hexbolt & lock washer
Proper connection is to position a lock washer between the nut and the connector (never between the connector
and lead terminal) and apply the recommended torque or enough torque to completely compress the lock washer
without deforming the lead terminal
U.S. Battery pprovides the recommended hardware with each battery. All hardware must be stainless
steal or zinc plated
1
Stainless Steel Hexnut with Stainless Steel Split-Ring Lock Washer (5/16” Positive & Negative)
2
Stainless Steel Hexnut with Stainless Steel Split-Ring Lock Washer (3/8” Positive & 5/16” Negative)
3
Square-Head, SS or Zinc-Plated Bolt with SS or Zinc-Plated Hexnut & Split-Ring Lock Washer
4
Square-Head or Hex-Head, SS or Zinc-Plated Bolt with SS or Zinc-Plated Hexnut & Split-Ring Lock Washer
5
Stainless Steel Hexnut with SS Split-Ring Lock Washer (1/2” Positive or 3/8” Positive & 3/8” Negative)
6
No Hardware Supplied - Application Uses SAE Clamp for Positive & Negative Tapered Post
Note: The use of flanged nuts and other types of nuts with captive washers or other hardware not listed
above is not recommended by US Battery and their use may void the battery warranty.
Terminal Types
Molded-In UTL
Small “L”
Offset “S”
SAE
Flat Block
UT
Dual
Large “L”
Bus Lug
Flag
UTL
DT-5/16
DT-3/8
T6-A
T11
F14
F12
F11
FLOODED LEAD-ACID (FLA) TERMINALS
AGM DEEP CYCLE TERMINALS
TABLE 1
