Duct assembly, wing - and similar replacement parts

NSN 7R-1560-011529499-SR, REF NR 75A667125-1001, QTY 65 EA, DELIVERY FOB
ORIGIN. The Government physically does not have in its possession
sufficient,accurate, or legible data to purchase this part from other than the
current source(s). This item is certified by the Navy with an AMSC code of "H",
meaning that the Government physically does not have in its possession
sufficient, accurate or legible data to purchase this part from other than
current sources(s). Existing unique design capability, engineering skills, and
manufacturing knowledge by the qualified source(s) require acquisition of the
part from the approved source(s). The approved source(s) retain data rights,
manufacturing knowledge, or technical data that are not economically available
to the Government, and the data or knowledge is essential to maintaining the
quality of the part. The qualification procedures must be approved by the
Government engineering activity having jurisdiction over the part in the
intended application. A full list of AMSC codes can be found at
-SEE NOTES 9, 22, 26