MIL-PRF-23653D
6.1.1 Tile applications. The weight per unit area of the tiles to be used on different thicknesses of steel is as
follows:
TABLE VI. Type II damping applications.
Tile Unit Weight lb/ft²
Steel Plate Thickness
Outer Layer
(Inches)
(Classes 1, 2, & 3)
(Class 2.5)
None, or glass-reinforced plastic sheet
Less than
0.9
N/A
held with studs, nuts, and washers
None, or glass-reinforced plastic sheet
to 5/16, inclusive
2.8
N/A
held with studs, nuts, and washers
None, or glass-reinforced plastic sheet
Over 5/16 but less than ¾
4.5
3.1
held with studs, nuts, and washers
Steel plate adhered to tiles held with
¾ to 2, inclusive
2.8
N/A
studs, nuts, and washers
6.2 Acquisition requirements. Acquisition documents should specify the following:
a.
Title, number, and date of this specification.
b.
Class of tile desired (see 1.2).
c.
d.
Size of tile if other than 12 by 12 inches (see 3.4).
e.
f.
g.
Packaging requirements (see 5.1).
h
Material Safety Data Sheet, when required (see 6.6).
6.3 Qualification. With respect to products requiring qualification, awards will be made only for products
which are, at the time of award of contract, qualified for inclusion in Qualified Products List QPL No. 23653
whether or not such products have actually been so listed by that date. The attention of the contractors is called to
these requirements, and manufacturers are urged to arrange to have the products that they propose to offer to the
Federal Government tested for qualification in order that they may be eligible to be awarded contracts or orders for
the products covered by this specification. Information pertaining to qualification of products may be obtained from
Commander, Naval Sea Systems Command, ATTN: SEA 05B5, 1333 Isaac Hull Avenue, SE, Stop 5160,
Washington Navy Yard DC 20376-5160 or emailed to CommandStandards@navy.mil. An online listing of
products qualified to this specification may be found in the Qualified Products Database (QPD) at
6.4 Recertification. Requests for recertification and recertification results should be provided in writing to
Commander, Naval Sea Systems Command, ATTN: SEA 05B5, 1333 Isaac Hull Avenue, SE, Stop 5160,
Washington Navy Yard DC 20376-5160.
6.5 Toxicity evaluation. The NAVENVIRHLTHCEN requires sufficient information to permit an HHA of the
product. Any questions concerning toxicity and requests for HHA should be addressed to the Commanding Officer,
Navy and Marine Corps Public Health Center (NMCPHC), ATTN: Industrial Hygiene Department, Acquisition
Technical Support Division, 620 John Paul Jones Circle, Suite 1100, Portsmouth, VA 20378-2103. Upon receipt of
the HHA, a copy should be provided to the Naval Sea Systems Command, ATTN: SEA 05B5, 1333 Isaac Hull
Ave., SE, Stop 5160, Washington Navy Yard, DC 20376-5160 or emailed to CommandStandards@navy.mil.
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