-
ENGINES
-
PARTS
- Back
- Application Guides
- Aircraft Kits
- Airframe Parts
- Avionics
- Cessna Parts
- Engine Cylinders
- Engine Magnetos
-
Engine Parts
- Back
- Accessories
- Alternators & Generators
- Bushings
- Camshafts
- Carburetors
- Continental Prime
- Controllers
- Crankshafts
- Cylinders
- Engine Preheat Kits
- Exhaust Systems
- Fuel Injectors
- Fuel Pumps
- Gaskets
- Ignition Systems
- MAX Spark Ignition Kits
- Mounts
- Oil
- Oil Coolers
- Oil Filters
- Spark Plugs
- Starters
- Starter Adapters
- Turbochargers
- Voltage Regulators
- Wastegates
- Hardware
- MANUFACTURERS
- ABOUT
-
PILOT SUPPLIES & EDUCATION
- MULTI-LINE SEARCH
Menu
-
ENGINES
-
PARTS
- Back
- Application Guides
- Aircraft Kits
- Airframe Parts
- Avionics
- Cessna Parts
- Engine Cylinders
- Engine Magnetos
-
Engine Parts
- Back
- Accessories
- Alternators & Generators
- Bushings
- Camshafts
- Carburetors
- Continental Prime
- Controllers
- Crankshafts
- Cylinders
- Engine Preheat Kits
- Exhaust Systems
- Fuel Injectors
- Fuel Pumps
- Gaskets
- Ignition Systems
- MAX Spark Ignition Kits
- Mounts
- Oil
- Oil Coolers
- Oil Filters
- Spark Plugs
- Starters
- Starter Adapters
- Turbochargers
- Voltage Regulators
- Wastegates
- Hardware
- MANUFACTURERS
- ABOUT
-
PILOT SUPPLIES & EDUCATION
- MULTI-LINE SEARCH
Superior Air Parts & Products
Questions? Call Us
M25988/1-212 Superior Air Parts Aircraft Products PREFORMED PACKING SEAL, O-RING
Part #: M25988/1-212
$4.39
M25988/1-916 Superior Air Parts Aircraft Products PREFORMED PACKING SEAL, O-RING
Part #: M25988/1-916
$3.59
Categories
-
Continental® Engines & Parts
- Continental 200 Series Aircraft Engines
-
Continental 360 Series Aircraft Engines
- Continental IO-360-CB Engine | Cessna 337 Skymaster
- Continental IO-360-DB Engine | Cessna 337 Rear Engine
- Continental IO-360-ES Engine | Cirrus SR20
- Continental IO-360-GB Engine | Cessna 337 Front & Rear
- Continental IO-360-HB Engine | Cessna 337 & Reims RF172
- Continental IO-360-JB Engine | Reims FR172 Rocket
- Continental IO-360-KB Engine | Cessna 172 Hawk XP
- Continental TSIO-360-CB Engine | Cessna P337
- Continental TSIO-360-EB Engine | Right Side | Piper Seneca II
- Continental LTSIO-360-EB Engine | Piper Seneca II & EMB 810-D
- Continental TSIO-360-FB Engine | Piper Arrow III & Turbo Dakota
- Continental TSIO-360-KB Engine | Left Engine | Piper Seneca III
- Continental LTSIO-360-KB Engine | Piper Seneca III & EMB 810-D
- Continental TSIO-360-LB Engine | Mooney M20K / 231
- Continental TSIO-360-RB Engine | Piper Seneca V
- Continental LTSIO-360-RB Engine | Piper Seneca V
- Continental TSIO-360-SB Engine | Piper Seneca V
- Continental 470 Series Aircraft Engines
-
Continental 500 Series Aircraft Engines
-
520 Series
- Continental IO-520-A Engine | Cessna 206
- Continental IO-520-BB Engine | Beech Bonanza F33A, A36, V35B
- Continental IO-520-CB Engine | Beechcraft Baron C55, D55, E55, 58
- Continental IO-520-F Engine | Cessna 206, 207, U206B
- Continental IO-520-D Engine | Cessna A185E, Bellanca Viking
- Continental IO-520-E Engine | Cessna 310, Beech Baron, Aero Commander
- Continental IO-520-J Engine | Cessna 210 Centurion
- Continental IO-520-L Engine | Cessna 210
- Continental IO-520-MB Engine | Cessna 310
- Continental TSIO-520-AE Engine | Cessna 303 Left Engine
- Continental LTSIO-520-AE Engine | Cessna 303 Right Engine
- Continental TSIO-520-AF Engine | Cessna P210
- Continental TSIO-520-BB Engine | Cessna 310 & 320D
- Continental TSIO-520-BE Engine | Piper Malibu PA-46-310
- Continental TSIO-520-C Engine | Cessna T210F/G Centurion
- Continental TSIO-520-CE Engine | Cessna P210 Centurion
- Continental TSIO-520-E Engine | Cessna 401 & 402
- Continental TSIO-520-EB Engine | Cessna 401, 402, 335
- Continental TSIO-520-G Engine | Cessna T207
- Continental TSIO-520-H Engine | Cessna T210
- Continental TSIO-520-M Engine | Cessna TU207
- Continental TSIO-520-P Engine | Cessna P210
- Continental TSIO-520-R Engine | Cessna T210 Centurion
- Continental TSIO-520-NB Engine | Cessna 340, 414
- Continental TSIO-520-T Engine | Cessna C188 AG Husky
- Continental TSIO-520-UB Engine | Beech Bonanza
- Continental TSIO-520-VB Engine | Cessna 402C
- Continental TSIO-520-WB Engine | Beechcraft Baron 58P
- Continental GTSIO-520-H Engine | Cessna 421A & 421B
- Continental GTSIO-520-L Engine | Cessna 421C
- Continental GTSIO-520-M Engine | Cessna 404 Titan
-
550 Series
- Continental IO-550-A Engine | Cessna 310R Colemill
- Continental IO-550-B Engine | Bonanza & T-34 Conversion
- Continental IO-550-C Engine | Baron 58 Powerplant
- Continental IO-550-D Engine | Cessna 185 & 188
- Continental IO-550-E Engine | For Cessna 310, Bonanza, Baron
- Continental IO-550-G Engine | Mooney M20R/S
- Continental IO-550-L Engine | Cessna 210 Atlantic Aero STC
- Continental IO-550-F Engine | Cessna 206 & 207
- Continental IO-550-N Engine | Cirrus SR22 & Columbia
- Continental TSIO-550-B Engine | Lancair IV & Cirrus VK-30
- Continental TSIO-550-C Engine | Columbia 400, TTx, PA-46
- Continental TSIO-550-E Engine | Lancair IV-P & Adam A500
- Continental TSIO-550-G Engine | Mooney M20TN Acclaim
- Continental TSIO-550-K Engine | Cirrus SR22T
- Continental TSIO-550-N Engine | SR22TN Turbo STC Upgrade |
-
520 Series
-
Lycoming Aircraft Engines | Factory New, Rebuilt & Overhauled | Air Power, Inc.
-
Lycoming O-235 Aircraft Engines | New, Rebuilt & Overhauled
- Lycoming O-235-C1 Engine | Citabria 7ECA
- Lycoming O-235-C1B Engine | Piper Cub, Colt & Partenavia P-66
- Lycoming O-235-C2A Engine | Aero Boero, Victa Airtourer, Robin DR-221
- Lycoming O-235-C2C Engine | Grumman Yankee & Robin DR-400
- Lycoming O-235-F2B Engine | Robin DR-400 | 125 HP | New, Rebuilt, Overhauled
- O-235-H2C
- O-235-J2A
- O-235-K2B
- O-235-K2C
- O-235-L2A
- O-235-L2C
- O-235-N2C
- Lycoming 320 Series Aircraft Engines
-
Lycoming 360 Series Aircraft Engines
- AEIO-360
- HIO-360
- HO-360
- IO-360
- LIO-360
- LO-360
- LTO-360
- O-360
- O-360-A1A
- O-360-A1D
- O-360-A1F6
- O-360-A1F6D
- O-360-A1G6D
- O-360-A1H6
- O-360-A1P
- O-360-A2A
- O-360-A2F
- O-360-A2G
- O-360-A3A
- O-360-A3AD
- 0-360-a4a
- O-360-A4G
- O-360-A4J
- O-360-A4K
- O-360-A4M
- O-360-A4N
- O-360-a4p
- O-360-A5AD
- O-360-C1E
- O-360-C1F
- O-360-C1G
- O-360-C2A
- O-360-C4F
- O-360-C4P
- O-360-E1A6D
- O-360-F1A6
- O-360-J2A
- TO-360
- TO-360-C1A6D
- TO-360-E1A6D
- Lycoming 390 Series Aircraft Engines
-
Lycoming 540 Series Aircraft Engines
- AEIO-540
-
IO-540
- IO-540-AA1A5
- IO-540-AA1B5
- IO-540-AB1A5
- IO-540-AC1A5
- IO-540-AE1A5
- IO-540-AF1A5
- IO-540-C1B5
- IO-540-C4B5
- IO-540-C4D5
- IO-540-C4D5D
- IO-540-D4A5
- IO-540-D4B5
- IO-540-G1D5
- IO-540-J4A5
- IO-540-K1A5
- IO-540-K1A5D
- IO-540-K1B5
- IO-540-K1D5
- IO-540-K1E5
- IO-540-K1F5
- IO-540-K1G5
- IO-540-K1G5D
- IO-540-K1H5
- IO-540-K1J5
- IO-540-K1J5D
- IO-540-K1K5
- IO-540-L1B5D
- IO-540-L1C5
- IO-540-M1A5
- IO-540-M1B5D
- IO-540-M1C5
- Io-540-N1A5
- IO-540-R1A5
- IO-540-S1A5
- IO-540-T4A5D
- IO-540-T4B5
- IO-540-T4B5D
- IO-540-V4A5
- IO-540-W1A5
- IO-540-W1A5D
- LTIO-540
- O-540
- TIO-540
- Lycoming 580 Series Aircraft Engines
- Lycoming 720 Series Aircraft Engines
-
Lycoming O-235 Aircraft Engines | New, Rebuilt & Overhauled
-
Superior PMA Overhaul Parts
-
Superior PMA Overhaul Parts for Continental Engines
- Engine Model: GTSIO-520
- Engine Model: IO-360-A, C, D, G, H, J, K
- Engine Model: IO-360-AB, CB, DB, HB, JB, KB
- Engine Model: IO-470-C, D, E, F, G, H, L, M, N, P, R, S, U, V, VO
- Engine Model: IO-520-A, D, E, F, J, K, L
- Engine Model: IO-520-B, BA, C, M
- Engine Model: IO-520-BB, CB, MB
- Engine Model: IO-550
- Engine Model: 0-200-A, B
- Engine Model: 0-300-A, C, D, C-145-2
- Engine Model: O-470-B, K, L, M, N, R, S, U
- Engine Model: TSIO-360-A, B, C, D, E, F, G, H
- Engine Model: TSIO-360-AB, CB, DB, EB, FB, HB, JB, KB, LB, MB
- Engine Model: TSIO-520-B, D, E, J, K, L, N, U
- Engine Model: TSIO-520-BB, DB, EB, JB, KB, LB, NB, UB, VB, WB
- Engine Model: TSIO-520-C, G, H, M, P, R, T
-
Superior PMA Overhaul Parts for Lycoming Engines
- Engine Model: TIO-540-A1A, A1B, A2A, A2B, A2C
- Engine Model: TIO & LTIO-540-J2BD, N2BD, F2BD
- Engine Model: O-540-B, E, G1A5, H
- Engine Model: O-360-A, B2D, C, D
- Engine Model: O-320-A2D, E
- Engine Model: O-235-K, L, M, P
- Engine Model: 0-235-C
- Engine Model: IO-720-A1A, A1B, C1B, D1B (W/D)
- Engine Model: IO-540-K1A5D, K1F5D, K1G5D, K1J5D
- Engine Model: IO-540-K1A5, K1B5, K1E5, K1F5, K1G5, K1J5, S1A5
- Engine Model: IO-540-C4B5, D4A5
- Engine Model: IO-360-A, C
- Engine Model: IO-720-A1A, A1B, C1B, D1B (N/D)
-
Superior PMA Overhaul Parts for Continental Engines
-
Engine Parts & Supplies
- Electronic Fluid Pumps
- Preheat Kits
- Preheat Kit Parts
- Max Spark Ignition Kits
- Thermoid Oil and Coolant Hose
- Thermoid Jet Starter Hose
- Thermoid SCEET
- Thermoid CAT
- Thermoid CEET
- Bushings & Hardware
- Camshafts & Parts
- Carburetors & Hardware
- Continental Prime Replacement Parts
- Continental Starter Adapters
- Crankshafts
- Aircraft Engine Cylinders & Parts
- Engine Mounts & Isolators
- Exhaust Systems
- Fuel Injection Systems
- Fuel Pumps
- Gaskets & Hardware
- Generators & Alternators
- Ignition System Parts
- Magnetos
- Oil for Engines & Motors
- Oil Coolers
- Oil Filters
- O-Rings
- Spark Plugs
- Starters
- Turbochargers
- Tempest Pneumatic Products
- Voltage Regulators
- Airframe Parts & Accessories
- Avionics Equipment & Components
- Hardware Parts & Supplies
- Quick Save
- Aero Classic Tires
- PILOT SUPPLIES & EDUCATION
- Tool & Maintenance Kits
- CLEARANCE
Frequently Asked Questions
We understand that purchasing aircraft parts and accessories online can sometimes be challenging. With every aircraft having its own unique equipment and specifications, it’s important to feel confident that you’re choosing the right products. You may have questions about our products and services, so we’ve answered some of the most frequently asked questions.
Still have questions?
Contact Our Experts
Speak to an Expert
Who Can I Talk to If I Can’t Find the Right Aircraft Components?
At Air Power Inc., our experts are just as passionate about flying as you are. If you’re having trouble figuring out which aircraft components or accessories will match your aircraft, you can contact the team anytime.
Do You Offer Warranty for Airplane Engine Parts?
Because our airplane engine parts are sourced directly from manufacturers, Air Power Inc. makes no warranty on the condition of aircraft parts or accessories. Instead, the original equipment manufacturers determine each warranty’s conditions. In many cases, an Air Power representative can help process warranty claims on your behalf.
Do You Offer Price Matches for Aircraft Engine Parts?
Air Power Inc. has long been known as the leading low-cost parts supplier across many OEM quality brands. In the rare case that you can find a better price for aircraft engine parts from another authorized distributor, we will do everything we can to beat it. Our guarantee applies to in-stock items with identical conditions of sale, and we may factor shipping terms into the price match consideration.
Information
My Account
Don’t Miss a Single Part
From avionics to airframe essentials, be the first to know about new products, price drops, and special promotions at Air Power Inc.
Newsletter
Wait...
By submitting, I agree to receive future communications from Air Power Inc.
Copyright © 2026 Air Power Inc. All rights reserved.