McFarlane's Australian Nose Strut Seal Kit Solves the Problem!
Don't waste your time with substandard seals, nothing compares!
FAA-PMA and manufactured by McFarlane.
Note: When installing p/n 1100 seal, McFarlane prefers to install the flat side of the backup ring against the quad ring.
![]() Seal Cross Section:
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New Style Seal
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Old Style Seal
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P/Ns MCSK172-1F and NSS-KT-2
Why Does My Cessna Nose Strut Keep Leaking Down?
By Dave McFarlane
Maintenance Tip: |
McFarlane's Shimmy Dampener, Torque Link Assemblies, and other Landing Gear Components are also available for your Cessna aircraft!
Part Number MCSK172-1F contains the following:
Component | Description | Quantity | U/M |
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1100 | QUAD RING, Nose Strut Seal | 1.000 | Each |
AN901-5A | GASKET | 1.000 | Each |
MC0841200-19 | LOCK RING, Nose Strut | 1.000 | Each |
MC0841200-25 | LOCK RING, Nose Strut | 1.000 | Each |
MCS1628-329 | RING, Backup, Nose Strut | 2.000 | Each |
MCS2418-1 | RING, Scraper, Nose Strut | 1.000 | Each |
MS28775-010 | O-RING | 1.000 | Each |
MS28775-221 | O-RING | 1.000 | Each |
MS28775-225 | O-RING | 1.000 | Each |
MS28775-228 | O-RING | 1.000 | Each |
OEM Part Number | McFarlane Part Number | Comment |
NSS-KT-1 | MCSK172-1F | |
SK172-1F | MCSK172-1F | |
TCNS-1 | MCSK172-1F |
2012-11-27 Nose Strut Seal Kits for Cessna Aircraft |
2013-09-24 Can You Stop Nose Gear Shimmy? |
2018-08-27 Piper Main and Nose Strut Seal and Repair Kits |
2019-02-25 Cessna Nose Strut Square Seal |
McFarlane Aviation, Inc. PMA Supplement 69 |
ELIGIBILITY, Nose Strut Seal Components |
Question |
Why did my Cessna nose strut seal fail?
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Please verify product details for suitability for your application.