FAA-PMA
17912 is an FAA-PMA part held by Ram Aircraft Limited Partnership (PMA PQ0399SW) — approved as a replacement for TCM P/N 631521 on Teledyne Continental IO-520-A, B, BA, BB, C, CB, D, E, F, J, K, L, M, MB. TSIO-520-B, BB, BE, C, CE, D, DB, E, EB, G, H, J, JB, K, KB, L, LB, M, N, NB, P, T, U, UB, VB, WB. IO-550-B, C. TSIOL-550-A. · Current, Jan 2008.
A PMA part is approved for the specific eligibility listed on its FAA record; whether it may go on a particular aircraft, engine or component is the installer's determination from that record and the eligibility list. A part-number match alone does not establish eligibility. Source: FAA DRS PMA database, refreshed weekly. Data, not advice.
17912 is cataloged as CUTTER,MILLING,INVOLUTE GEAR. It carries 5 NSN identities and cross-references to 23 related part numbers. FAA PMA approval is on file from Ram Aircraft Limited Partnership. The part appears on MCRL cross-reference data.
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1940 14-1 2-1/8, 19KP586, 27171N PIECE 104, 50PAR20/SP/HAL 6PK/120V, 53561, 54-10091, 7037030, 821C-143, 932821-23, B2051-23, B94.19 TABLE 25, CC5190-23, DH75682-23, GGG-C-755, HM9-7603-2, INVOLUTE 14-1 2-1/8, MM5331-1F, MS15701-313, N17912, R500, ROM/PROM FAMILY 019, S82S123W, SN54S288W
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