A-A-2764 Pencil, Mechanical For .5 And .7 Mm Lead (Dual Action)This Commercial Item Description covers mechanical pencils which accommodate .5 and .7mm refillable lead sizes with replaceable and retractable erasers.

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[Metric]

A-A-2764A

March 11, 1996

Superseding

A-A-2764

December 02, 1991

COMMERCIAL ITEM DESCRIPTION

PENCILS, MECHANICAL FOR .5 & .7MM LEADS

(DUAL ACTION)

This Commercial Item Description is approved by the Commissioner, Federal Supply Service, General Services Administration for use by all federal agencies.

1. Scope: This Commercial Item Description covers mechanical pencils which accommodate .5 and .7 mm refillable lead sizes with replaceable and retractable erasers.

2. Salient Characteristics:

2.1 Mechanical pencils shall consist of a barrel which contains a lead holding (clutch) mechanism, spare lead chamber, metal pocket clip, replaceable eraser in accordance with commercial item description A-A-132, and retractable sleeve (sliding).

2.2 Mechanical pencils shall operate by push action to propel the lead in short, uniform increments to usable length from the point, and shall operate smoothly and easily, without binding, bending, breaking, or other malfunctions.

2.3 Lead holding mechanism (clutch) shall grip the lead firmly, without breaking so that the leads so not turn or slip into or out of the pencil. The pencil shall be capable of dispensing the specified lead.

2.4 Leads shall not fall free from the mechanical pencil when the push button is depressed such that the lead when reduced to a length of as small as 16 mm (.63 inches), with sleeve extended, will continue to be retained in the device.

2.5 Spare leads shall feed automatically as the lead is used. Each pencil shall be furnished with a minimum of three leads of H or HB hardness. The leads shall be 60 mm. + 2 mm (2.4 inches + .08 inches) long.