scope:

This specification covers plier wrenches, plier clamps, and tubing pinch-off pliers. The plier wrenches and plier clamps are used for wrenching and clamping operations in assembly and repair work. The pinch-off pliers are used to pinch-off the flow of gas or other material flowing through rubber tubing or soft copper tubing. Some of the wrenches and clamps are provided with cutters.

Federal specifications do not cover all varieties of the commodity indicated by the titles of the specifications, or which are commercially available, but include only those generally used by the Federal Government.

The tools covered by this specification shall be of the following types, classes, and styles, as specified (see 6.1):

Type I. - Wrench, plier.

Class 1. - Straight jaw.

Style A. - Two straight jaws.

Style B. - Combination straight and crowned jaws.

Style C. - Parallel jaws.

Class 2. - Curved jaw.

Style A. - Without cutter.

Style B. - With cutter.

Type II. - Clamp, plier.

Class 1. - "C" clamp.

Class 2. - Sheet metal clamp.

Class 3. - Welding clamp.

Class 4. - Smooth jaw.

Type III. - Plier, tubing pinch-off.