Ring, Piston
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Boeing (747-100 Series, 747-200 Series, per TCDS A20WE, Rev. 22, dated 6/1/92)
Description
PN: 859989-4PR
REPLACED PN: Garrett Piston Ring 859989-4 Applicable to Garrett 7 inch Dia. Electric Shutoff Valve 398310-4-1
MODEL: Boeing (747-100 Series, 747-200 Series, per TCDS A20WE, Rev. 22, dated 6/1/92)