17-912 — O-RING

17-912 is cataloged as O-RING. It carries 1 NSN identity and cross-references to 38 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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NSN identity

NSN 002638033 — O-RING

Approved sources (CAGE)

0U583 SAE INTERNATIONAL · P/N MS29512-12
0U583 SAE INTERNATIONAL · P/N SAE-AS29512
81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC · P/N MS29512-12
001JK EMBRAER S.A. · P/N 3010290
01212 FEDERAL-MOGUL CORP GOVERNMENT SALES DEPT · P/N AS
01212 FEDERAL-MOGUL CORP GOVERNMENT SALES DEPT · P/N 912-C-69
02697 PARKER-HANNIFIN CORP · P/N N0602 3-912
18876 US ARMY AVIATION AND MISSILE COMMAND · P/N 9091683
24617 GENERAL MOTORS CORP · P/N 6749216-12
25184 PARKER HANNIFIN CORPORATION DIV O-RING DIVISION · P/N 912-7866
25184 PARKER HANNIFIN CORPORATION DIV O-RING DIVISION · P/N PRP912-7866
26512 NORTHROP GRUMMAN SYSTEMS CORPORATION · P/N GS570EM912

Government purchase history

Distinct Vendors: 0
Total: $0.00
Total Amount: $0.00

Government pricing & management

Aac: D
Aac Label: Stocked and issued (DoD managed)
Effective Date: 2026-10-01
Moe: DA
Niin: 002638033
Qup: 1
Rep Rec Code: Z
Slc: Y
Sos: SMS
Sos Label: DLA
Ui: EA
Unit Price: $0.30

Demand

Buyer Requests 90d: 0
Buyer Requests All: 0
Open Solicitations: 0

Market on PartsAndPlanes

Active Listings: 0
Avg Price: $0.00
Max Price: $0.00
Min Price: 0
Sellers: 0
Total Quantity: 0

Availability

Band: Limited

FAA-PMA

17-912 is an FAA-PMA part 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. (Valve Spring) · Current, Jan 2008.

The OEM number it replaces, and who sells those here

TCMPN631521no listing here yet

A PMA part is approved for the specific eligibility listed on its FAA record; whether it may be installed on a particular aircraft, engine or component is the installer's determination. This page states the FAA record and the listings on PartsAndPlanes.