Seals, Gaskets & O-Rings
ATA · 1057 parts
Seals, Gaskets & O-Rings brings together the parts, hardware, and consumables your maintenance program calls out for this system. Each listing shows its condition and the certification paperwork available for that part, from new PMA/OEM stock to overhauled and serviceable units, so you can confirm airworthiness before buying and request an FAA 8130-3 or manufacturer Certificate of Conformance where one applies.
76340 Lycoming Gasket 76340
P/N 76340
NE
Lycoming
$35.41
Price and availability checked Oct 24, 2026 MST
Backorder
76508 Lycoming Gasket - Spacer To Ccase 76508
P/N 76508
NE
Lycoming
$46.26
In stock
76740 Lycoming Gasket - Crankcase Cover 76740
P/N 76740
NE
Lycoming
$72.51
Price and availability checked Oct 24, 2026 MST
Backorder
76819 Lycoming Gasket - Oil Sump 76819
P/N 76819
NE
Lycoming
$186.00
Price and availability checked Oct 24, 2026 MST
In stock
77055 Lycoming Gasket - Crankcase Cover - Upper 77055
P/N 77055
NE
Lycoming
$32.83
Backorder
77056 Lycoming Gasket - Crankcase Cover - Lower 77056
P/N 77056
NE
Lycoming
$45.35
Price and availability checked Oct 24, 2026 MST
Backorder
77504 Lycoming Gasket - Fuel Injector 77504
P/N 77504
NE
Lycoming
$16.54
In stock
77668 Lycoming Gasket - Breather Baffle 77668
P/N 77668
NE
Lycoming
$34.59
Backorder
77722 Lycoming Gasket - Turbo By Pass Retainer 77722
P/N 77722
NE
Lycoming
$54.80
In stock
77723 Lycoming Gasket - Turbocharge By-Pass 77723
P/N 77723
NE
Lycoming
$20.82
In stock
78084 Lycoming Gasket - V Coupling 2.00 Tube 78084
P/N 78084
NE
Lycoming
$275.51
In stock
78246 Lycoming Gasket - V Band Coupling 2.25 Tb 78246
P/N 78246
NE
Lycoming
$294.28
In stock
78257 Lycoming Gasket - V BAND-1.75 OD 78257
P/N 78257
NE
Lycoming
$1,054.43
Backorder
367755 Lycoming Gasket 367755
P/N 367755
NE
Lycoming
$15.86
Price and availability checked Oct 28, 2026 MST
Backorder
05K19387 Lycoming Kit - Seal - Gasket Set 05K19387
P/N 05K19387
NE
Lycoming
$1,100.95
Price and availability checked Oct 24, 2026 MST
Backorder
05K21002 Lycoming Kit - Seal - Gasket Set 05K21002
P/N 05K21002
NE
Lycoming
$2,271.13
Backorder
76340 Lycoming Gasket 76340
NE
P/N 76340
Lycoming
$35.41
Price and availability checked Oct 24, 2026 MST
Backorder
76508 Lycoming Gasket - Spacer To Ccase 76508
NE
P/N 76508
Lycoming
$46.26
In stock
Price check pending
76740 Lycoming Gasket - Crankcase Cover 76740
NE
P/N 76740
Lycoming
$72.51
Price and availability checked Oct 24, 2026 MST
Backorder
76819 Lycoming Gasket - Oil Sump 76819
NE
P/N 76819
Lycoming
$186.00
Price and availability checked Oct 24, 2026 MST
In stock
77055 Lycoming Gasket - Crankcase Cover - Upper 77055
NE
P/N 77055
Lycoming
$32.83
Backorder
Price check pending
77056 Lycoming Gasket - Crankcase Cover - Lower 77056
NE
P/N 77056
Lycoming
$45.35
Price and availability checked Oct 24, 2026 MST
Backorder
77504 Lycoming Gasket - Fuel Injector 77504
NE
P/N 77504
Lycoming
$16.54
In stock
Price check pending
77668 Lycoming Gasket - Breather Baffle 77668
NE
P/N 77668
Lycoming
$34.59
Backorder
Price check pending
77722 Lycoming Gasket - Turbo By Pass Retainer 77722
NE
P/N 77722
Lycoming
$54.80
In stock
Price check pending
77723 Lycoming Gasket - Turbocharge By-Pass 77723
NE
P/N 77723
Lycoming
$20.82
In stock
Price check pending
78084 Lycoming Gasket - V Coupling 2.00 Tube 78084
NE
P/N 78084
Lycoming
$275.51
In stock
Price check pending
78246 Lycoming Gasket - V Band Coupling 2.25 Tb 78246
NE
P/N 78246
Lycoming
$294.28
In stock
Price check pending
78257 Lycoming Gasket - V BAND-1.75 OD 78257
NE
P/N 78257
Lycoming
$1,054.43
Backorder
Price check pending
367755 Lycoming Gasket 367755
NE
P/N 367755
Lycoming
$15.86
Price and availability checked Oct 28, 2026 MST
Backorder
05K19387 Lycoming Kit - Seal - Gasket Set 05K19387
NE
P/N 05K19387
Lycoming
$1,100.95
Price and availability checked Oct 24, 2026 MST
Backorder
05K21002 Lycoming Kit - Seal - Gasket Set 05K21002
NE
P/N 05K21002
Lycoming
$2,271.13
Backorder
Price check pending