AP Dynamometer Specifications

Accuracy: + 0.5% of capacity

Temperature range: -50° to 140° F (-45° to 60° C)

Ultimate Safety Factor:
See table on cover for minimum USF

Construction:

Pressure bar -

Aircraft quality E4340 steel or 7075-T651 aluminum

Shackles -

A4140 forged steel (machined from E4340 steel)

Shackle pins -

Machined from E4340 steel

Case housing:
5” models are equipped with high strength composite plastic case.
10” models use cast aluminum enclosure.

Corrosion protection: Pressure bar protected with durable powder coat paint. Shackles and pins are electroless nickel plated. All integral machining and fasteners are produced from noncorrosive materials or have suitable plating.

Zero control: Zero up to 20% of capacity. Zeroed load must be considered as part of ultimate load.

Calibration: Traceable to NIST.

Documentation: Includes User’s Guide and signed calibration card.

Carry case/crate:
Low/Med capacity 5" dial - includes plastic carry case
Low/Med capacity 10" dial - optional steel carry case
All high capacity - includes reinforced plywood crate

Periodic proof loads: Controlled 150% proof loads permitted annually.