T.O. 2j-tf39-4; pressure lock
A rigid metallic item, generally circular. It may be formed of segmented arcs. It is designed to prevent leakage of air in an engine, gas turbine, aircraft. It may be of various cross-sectional shapes. It may have mounting facilities. It may act as a spacer but its primary function is as an air seal.
Classification: Parts of gas turbine aircraft engines, other than for use in civil aircraft
NSN 6105-00-243-7952
NSN 5985-00-567-4584
NSN 6105-01-031-6430
NSN 6130-00-217-7716
NSN 6130-01-126-4926
NSN 5930-01-571-1755
NSN 5960-01-291-0479
NSN 5905-01-086-6534
NSN 6105-00-901-2455
NSN 6685-00-931-6744
NSN 5930-01-416-6399
NSN 2925-00-620-7757