MIL-DTL-5513D
6.3.1 Defense Logistics Agency (DLA) waiver of first article test. A waiver of a first article testing will
only be considered by DLA when the contractor has delivered the same item within the last three years,
has no unfavorable quality history, has not changed processes, or changed any subcontractors. DLA will
not accept first article testing results outside the stated requirements.
6.4 Special requirements. When hydraulic swivel joints to be procured under this specification should
be subject to requirements in excess of, or different from those herein, such as pressure ratings, flow
rates, angular misalignment, environmental testing, special materials of construction, precision cleaning,
etc, such requirements will be agreed upon between the contractor and the procuring activity and should
6.5 SAE-AS28775 O-rings. Units containing SAE-AS28775 O-rings should be restricted to
applications consistent with the O-ring life limitations.
6.6 Shelf life. This specification covers items where the assignment of a Federal shelf-life code is a
consideration. Specific shelf-life requirements should be specified in the contract or purchase order, and
should include, as a minimum, shelf-life code, shelf-life code, shelf-life package markings in accordance
with MIL-STD-129 or FED-STD-123, preparation of a materiel quality storage standard for type II
(extendible) shelf-life items, and a minimum of 85 percent shelf-life remaining at time of receipt by the
Government. These and other requirements, if necessary, are in DoD4140.27-M, Shelf-life Management
Manual. The shelf-life codes are in the Federal Logistics Information System Total Item Record. Additive
information for shelf-life management may be obtained from DoD 4140.27-M, or the designated shelf-life
Points of Contact (POC). The POC should be contacted in the following order: (1) the Inventory Control
Points that manage the item and (2) the DoD Service and Agency administrators for the DoD Shelf-Life
Program. Appropriate POCs for the DoD Shelf-Life Program can be contacted through the DoD Shelf-
Life Management website: https://www.shelflife.hq.dla.mil/.
6.7 Environmentally preferable material. Environmentally preferable materials should be used to the
maximum extent possible to meet the requirements of this specification. As of the dating of this
document, the U.S. Environmental Protection Agency (EPA) is focusing efforts on reducing 31 priority
chemicals. The list of chemicals and additional information is available on their website
https://www.epa.gov/osw/hazard/wastemin/priority.htm. Included in the EPA list of 31 priority chemicals
are cadmium, lead, and mercury. Use of these materials should be minimized or eliminated unless
needed to meet the requirements specified herein (see section 3).
6.8 Subject term (key word) listing.
Aircraft systems
Connecting ends
Eccentric loading
Fittings, tubings, and hoses
Flared tube
Glands
O-ring
Ship systems
Static seals
6.9 Changes from previous issue. Marginal notations are not used to identify changes with respect to
the previous issue due to extensive changes. No changes were made to prevent the old revision from
being interchangeable. Changes were to remove cancelled references, format to a "detail format" and
minor improvements that came from coordination comments, plus putting back the cam-locking coupling
hose fitting connector.
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