OO-D-2855
Plates shall be securely affixed to the equipment with nonferrous screws or
boles of not less than 1/8 inch (3.2 mm) diameter.
3.27 Identification plate. An identification plate will be furnished by the
contracting officer for each rock drill. The contractor shall stamp all
necessary data in the blank spaces of the plate provided for that purpose, and
securely affix a plate to -each rock drill in a conspicuous place with nonferrouse
screws, or bolts not less than 1/8 inch (3.2 mm) in diameter. The applicable
nomenclature contained in the contract item description shall be placed in the
top blank.
3.28 Workmanship.
3.28.1 Steel fabrication. The steel used in fabrication shall be free from
kinks, sharp bends, and other conditions which would be deleterious to the
finished product. Manufacturing processes shall not reduce the strength of the
steel to a value less than intended by the design. Manufacturing processes
shall be done neatly and accurately. All bends shall be made by controlled
means to insure uniformity of size and shape.
3.28.2 Bolted connections. Boltholes shall be accurately punched or drilled
and shall have the burrs removed. Washers or lockwashers shall be provided in
accordance with good commercial practice, and all bolts, nuts, and screws shall
be tight.
3.28.3 Riveted connections. Rivet holes shall be accurately punched or
drilled and shall have the burrs removed. Rivets shall be driven with pressure
tools and shall completely fill the holes. Rivet heads, when not countersunk or
flattened, shall be of approved shape and of uniform size for the same diameter
of rivet. Rivet heads shall be full, neatly made, concentric with the rivet
holes, and in full contact with the surface of the member.
3.28.4 Welding. Welding procedures shall be in accordance with a nationally
recognized welding code. The surface of parts to be welded shall be free from
rust, scale, paint, grease, or other foreign matter. Welds shall be of
sufficient size and shape to develop the full strength of the parts connected by
the welds. Welds shall transmit stress without permanent deformation or failure
when the parts connected by the weld are subjected to proof and service
loadings.
3.28.5 Castings. All castings shall be sound and free from patching,
misplaced coring, warping, or any other defect which reduces the casting's
ability to perform its intended function.
4.
QUALITY ASSURANCE PROVISIONS
4.1 Responsibility for inspection. Unless otherwise specified in the
contract or purchase order, the contractor is responsible for the performance of
all inspection requirements as specified herein. Except as otherwise specified
in the contract, or purchase order, the contractor may use his own or any other
facilities suitable for the performance of the inspection requirements specified
herein, unless disapproved by the Government. The Government reserves the right
to perform any of the inspections set forth in the specification where such
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