MIL-DTL-17191E(SH)
6.2 Acquisition requirements. Acquisition documents should specify the following:
a.
Title, number, and date of this specification.
b.
Mount type (see 1.2.1).
c.
Type of metal, specify steel or manganese bronze (see 3.3.2).
d.
Protective treatment of metal, if other than specified (see 3.3.2).
e.
Packaging requirements (see 5.1).
f.
Marking (see 6.5).
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. 17191
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 05S, 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 Definitions.
6.4.1 Axial direction. The direction which is parallel to the center bolt axis of the mount as shown in
803-1385777.
6.4.2 Dynamic stiffness. The real part of the frequency-dependent complex ratio of force on the blocked output
side of the mount to displacement on the input side during sinusoidal vibration. Also referred to as spring constant
or elastic dynamic stiffness.
6.4.3 Radial direction. A direction which is perpendicular to the center bolt axis of the mount as shown in
803-1385777.
6.5 Marking. Waterproof marking should be provided on interior packages and exterior shipping containers
with the following information (see 6.2):
MOUNT TYPE:
MILITARY SPEC NO: MIL-DTL-17191
DATE OF MFG:
LOT NO:
SHELF LIFE: 7 YEARS FROM DATE OF MFG
6.6 Subject term (key word) listing.
Isolator
Shock
Vibration
6.7 Changes from previous issue. Marginal notations are not used in this revision to identify changes with
respect to the previous issue due to the extent of the changes.
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