[INCH-POUND]
A-A-52594
February 14, 1996
SUPERSEDING
MS39329
6 November 1968
COMMERCIAL ITEM DESCRIPTION
DRILL ROD SECTION, ROCK DRILL
FOR DRIFTER DRILLS
The General Services Administration has authorized the use of this commercial item
description (CID) for all federal agencies.
1. SCOPE. This CID covers a drill rod section for use with drifter drills.
2. SALIENT CHARACTERISTICS
2.1 Materials. Unless specified herein, the materials used shall be in accordance with
manufacturer's materials specification for drill rod.
2.2 Design and construction. The drill rod section shall be in accordance with the requirements of
this CID and shall be the manufacturer's standard commercial product (see Figure 1). Drill rod
section nominal overall length shall be 12 feet (ft) (3.65 meters (m)). Drill rod section outside
diameter (OD) shall be not more than 1.5 inches (in) (3.8 centimeters (cm)) and the air/water
passageway shall be a nominal 0.5 in (1 .27 cm) in diameter. Threaded portion shall be 1.5 in
(38 cm) rope thread. Each end of the drill rod shall be threaded not less than 24 in (61 cm).
Threads shall be turned at 90 degrees to centerline of the piece within 0.005 in (0.13 millimeters
(mm)). Drill rod ends shall be square with thread within 0.005 in (O. 13 mm). Drill rod comers
shall be chamfered in accordance with good commercial practice. Full length of the rod shall be
carburized inside and outside. External surfaces of the rod shall be carburized to a case
Beneficial comments, recommendations, additions, deletions clarifications, etc. and any other
data which may improve this document should be sent by letter to: U.S. Army Tank-automotive
and Armaments Command, ATTN: AMSTA-TR-E/BLUE, Warren, MI 48397-5000.
FSC 3820
DISTRIBUTION STATEMENT A. Approved for public release, distribution is unlimited.
For Parts Inquires call Parts Hangar, Inc (727) 493-0744
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