IMPORTANT!!
All persons using this equipment must read, understand and follow all instructions. Failure to do so may result
in serious injury or death. Users should be familiar with pertinent regulations governing this equipment. All indi-
viduals who use this product must be properly trained in its use. If a fall occurs, the Miller Grip must be dis-
posed of according to the manufacturer’s instructions.
Miller Grip
™
Friction Bolt
Anchorage Connector — Model #494
Portable/Reusable Anchorage Connector
DESIGNED FOR USE WITH A 39mm FRICTION ROCK BOLT
The Miller Grip Friction Bolt Anchorage Connector Model #494 is designed for:
x
single-user fall protection anchorage applications
x
Miller approved horizontal and vertical lifeline anchorage applications
I307 Rev A—Page 1 of 4
WARNING!!
x
All warnings and instructions shall be provided to authorized
persons/users.
x
Proper precautions should always be taken to remove any
obstructions, debris, material, or other recognized hazards
from the work area that could cause injuries or interfere with
the operation of the system.
x
Always inspect unit according to manufacturer’s instructions
prior to each use. Do not use this device if any components
are damaged, cracked, broken, or deformed. Do not use the
device if it does not operate smoothly and properly.
x
All equipment should be inspected by a qualified person on a
regular basis.
x
To minimize the potential for accidental disengagement, a
competent person must ensure system compatibility.
x
Fall arrest systems used with the anchorage connector must
be rigged in accordance to regulatory requirements. (All in-
structions and warnings provided with the components of the
personal fall arrest system must be read, understood, and
followed.)
x
Ensure that the anchor point, in combination with the con-
necting device, is at a height that limits free fall distance to 6
feet (1.8m) or less.
Specifications
Model
No.:
494
Compatible Friction Bolt Size:
39mm (1-1/2 in)
Maximum
Capacity:
400
lbs
(181.4kg)
Minimum Tensile Strength:
10,000 lbs (44kN)
Compliance:
OSHA
&
ANSI
Z359.1
For use by ONE PERSON ONLY*
*May be used for two persons in Miller approved lifeline
anchorage applications only
Color Coded with Bright Green Thimble
to Indicate “FALL PROTECTION USE ONLY”
Materials
Main
Cable:
7x19
Galvanized
Cable
Swage, Stop Sleeves, Spoons:
304 Stainless Steel
Trigger:
6061
T-6
Aluminum
Cleaning
Bushing: Zinc
Plated
Steel
Spring:
Zinc
Plated
Spring
Steel
Swage:
Zinc
Plated
Copper
Return
Wire:
1x19
Galvanized
Cable
Thimble:
Polyurethane
MADE IN THE USA
Spoons
Conical End Fitting
Stop Sleeves
Trigger
Spring
Swage
Anchor Loop/
Galvanized Thimble
Cleaning Bushing
Return Wire
Main Cable
8 April 2011 / 6 June 2011 (HSP)
