Part Number: MCSK172-1F

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Product Details

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.

  • Double edge ("X" style) seal that will not twist and leak!
  • Solves the continuous leak and re-service problems with the Cessna nose strut
  • Go years without servicing!

 

Seal Cross Section:
  New Style Seal
Old Style Seal

P/Ns MCSK172-1F and NSS-KT-2

  • FAA-PMA direct replacement for Cessna P/N SK172-1F
  • Also includes AN901-5A gasket
  • Improved lock rings are made of 304 stainless steel for better corrosion resistance.
  • Components also available separately
  • Note: NSS-KT-2 does not contain the improved square ("X" style) seal. Adding this improved part is pending FAA-PMA approval.

 

Why Does My Cessna Nose Strut Keep Leaking Down?

By Dave McFarlane

 

 

Maintenance Tip:
Wipe the chrome strut down with Stoddard solvent (mineral spirits) periodically to soften and remove any dried oil film, dirt, dust, and bugs. 

 

warningWARNING: Cancer and/or Reproductive Harm - www.P65warnings.ca.gov

Kit Components

Part Number MCSK172-1F contains the following:

Component Description Quantity U/M
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

Supersedures

OEM Part Number McFarlane Part Number Comment
NSS-KT-1 MCSK172-1F
SK172-1F MCSK172-1F
TCNS-1 MCSK172-1F

Eligible Aircraft

Make Series Model Beginning S/N Ending S/N Quantity Per Aircraft Location Comment Eligibility Chart
Cessna 150 150 17001 59018 1 NOSE STRUT 6682
Cessna 150 150A 15059019 15059350 1 NOSE STRUT 6682
Cessna 150 150B 15059351 15059700 1 NOSE STRUT 6682
Cessna 150 150C 15059701 15060087 1 NOSE STRUT 6682
Cessna 150 150D 15060088 15060772 1 NOSE STRUT 6682
Cessna 150 150E 15060773 15061532 1 NOSE STRUT 6682
Cessna 150 150F 15061533 15064532 1 NOSE STRUT 6682
Cessna 150 150G 15064533 15067198 1 NOSE STRUT 6682
Cessna 150 150H 15067199 15069308 1 NOSE STRUT 6682
Cessna 150 150J 15069309 15071128 1 NOSE STRUT 6682
Cessna 150 150K 15071129 15072003 1 NOSE STRUT 6682
Cessna 150 150L 15072004 15075781 1 NOSE STRUT 6682
Cessna 150 150M 15075782 15079405 1 NOSE STRUT 6682
Cessna 150 A150K A1500001 A1500226 1 NOSE STRUT 6682
Cessna 150 A150L A1500227 A1500523 1 NOSE STRUT 6682
Cessna 150 A150M A1500524 A1500734 1 NOSE STRUT 6682
Cessna 150 F150F F150-0001 F150-0067 1 NOSE STRUT 6682
Cessna 150 F150G F150-0068 F150-0219 1 NOSE STRUT 6682
Cessna 150 F150H F150-0220 F150-0389 1 NOSE STRUT 6682
Cessna 150 F150J F150-0390 F150-0529 1 NOSE STRUT 6682
Cessna 150 F150K F15000530 F15000658 1 NOSE STRUT 6682
Cessna 150 F150L F15000659 F15001143 1 NOSE STRUT 6682
Cessna 150 F150M F15001144 F15001428 1 NOSE STRUT 6682
Cessna 150 FA150K FA1500001 FA1500081 1 NOSE STRUT 6682
Cessna 150 FA150L FA1500082 FA1500120 1 NOSE STRUT 6682
Cessna 150 FA150L (with FKA150-2311 and FKA150-2316) FA1500121 FA1500261 1 NOSE STRUT 6682
Cessna 150 FA150M (with FKA150-2311 and FKA150-2316) FA1500262 FA1500336 1 NOSE STRUT 6682
Cessna 150 FRA150L FRA1500121 FRA1500261 1 NOSE STRUT 6682
Cessna 150 FRA150M FRA1500262 FRA1500336 1 NOSE STRUT 6682
Cessna 152 152 15279406 15286033 1 NOSE STRUT 6682
Cessna 152 A152 A1520735 A1521049 1 NOSE STRUT 6682
Cessna 152 F152 F15201429 F15201980 1 NOSE STRUT 6682
Cessna 152 FA152 FA1520337 FA1520425 1 NOSE STRUT 6682
Cessna 172 172 28000 46754 1 NOSE STRUT 6682
Cessna 172 172A 46755 47746 1 NOSE STRUT 6682
Cessna 172 172B 17247747 17248734 1 NOSE STRUT 6682
Cessna 172 172C 17248735 17249544 1 NOSE STRUT 6682
Cessna 172 172D 17249545 17250572 1 NOSE STRUT 6682
Cessna 172 172E 17250573 17251822 1 NOSE STRUT 6682
Cessna 172 172F (T-41A) 17251823 17253392 1 NOSE STRUT 6682
Cessna 172 172G 17253393 17254892 1 NOSE STRUT 6682
Cessna 172 172H (T-41A) 17254893 17256512 1 NOSE STRUT 6682
Cessna 172 172I 17256513 17257161 1 NOSE STRUT 6682
Cessna 172 172K 17257162 17259223 1 NOSE STRUT 6682
Cessna 172 172L 17259224 17260758 1 NOSE STRUT 6682
Cessna 172 172M 17260759 17263458 1 NOSE STRUT 6682
Cessna 172 172M 17263459 17267584 1 NOSE STRUT 6682
Cessna 172 172N 17267585 17274009 1 NOSE STRUT 6682
Cessna 172 172P 17274010 17276654 1 NOSE STRUT 6682
Cessna 172 172Q 17275869 17276211 1 NOSE STRUT 6682
Cessna 172 172R 17280001 17299999 1 NOSE STRUT 6682
Cessna 172 172RG 172RG0001 172RG1191 1 NOSE STRUT 6682
Cessna 172 172S 172S8001 172S99999 1 NOSE STRUT 6682
Cessna 172 F172D F172-0001 F172-0018 1 NOSE STRUT 6682
Cessna 172 F172E F172-0019 F172-0085 1 NOSE STRUT 6682
Cessna 172 F172F F172-0086 F172-0179 1 NOSE STRUT 6682
Cessna 172 F172G F172-0180 F172-0319 1 NOSE STRUT 6682
Cessna 172 F172H F17200655 F17200754 1 NOSE STRUT 6682
Cessna 172 F172H F172-0320 F172-0654 1 NOSE STRUT 6682
Cessna 172 F172K F17200755 F17200804 1 NOSE STRUT 6682
Cessna 172 F172L F17200805 F17200904 1 NOSE STRUT 6682
Cessna 172 F172M F17200905 F17201234 1 NOSE STRUT 6682
Cessna 172 F172M F17201235 F17201514 1 NOSE STRUT 6682
Cessna 172 F172N F17201515 F17202039 1 NOSE STRUT 6682
Cessna 172 F172P F17202040 F17202254 1 NOSE STRUT 6682
Cessna 172 FP172 FP172-0001 FP172-0003 1 NOSE STRUT 6682
Cessna 172 FR172E FR17200001 FR17200060 1 NOSE STRUT 6682
Cessna 172 FR172F FR17200061 FR17200145 1 NOSE STRUT 6682
Cessna 172 FR172G FR17200146 FR17200225 1 NOSE STRUT 6682
Cessna 172 FR172H FR17200226 FR17200350 1 NOSE STRUT 6682
Cessna 172 FR172J FR17200351 FR17200590 1 NOSE STRUT 6682
Cessna 172 FR172K FR17200591 FR17200675 1 NOSE STRUT 6682
Cessna 172 P172D P17257120 P17257188 1 NOSE STRUT 6682
Cessna 172 R172K R1722000 R1723454 1 NOSE STRUT 6682
Cessna 175 175 55001 56238 1 NOSE STRUT 6682
Cessna 175 175A 56239 56777 1 NOSE STRUT 6682
Cessna 175 175B 17556778 17557002 1 NOSE STRUT 6682
Cessna 175 175C 17557003 17557119 1 NOSE STRUT 6682
Cessna 177 177RG 177RG0001 177RG1366 1 NOSE STRUT 6682
Cessna 177 F177RG F177RG0001 F177RG0177 1 NOSE STRUT 6682
Cessna 182 182E 18253599 18254423 1 NOSE STRUT 6682
Cessna 182 182F 18254424 18255058 1 NOSE STRUT 6682
Cessna 182 182G 18255059 18255844 1 NOSE STRUT 6682
Cessna 182 182H 18255846 18256684 1 NOSE STRUT 6682
Cessna 182 182J 18256685 18257625 1 NOSE STRUT 6682
Cessna 182 182K 18257626 18258505 1 NOSE STRUT 6682
Cessna 182 182L 18258506 18259305 1 NOSE STRUT 6682
Cessna 182 182M 18259306 18260055 1 NOSE STRUT 6682
Cessna 182 182N 18260056 18260825 1 NOSE STRUT 6682
Cessna 182 182P 18260826 18262465 1 NOSE STRUT 6682
Cessna 182 182P 18262466 18265175 1 NOSE STRUT 6682
Cessna 182 182Q 18265176 18267715 1 NOSE STRUT 6682
Cessna 182 182R 18267716 18268586 1 NOSE STRUT 6682
Cessna 182 182S 18280001 18280944 1 NOSE STRUT 6682
Cessna 182 182T 18280945 182999999 1 NOSE STRUT 6682
Cessna 182 F182P F18200001 F18200025 1 NOSE STRUT 6682
Cessna 182 F182Q F18200026 F18200169 1 NOSE STRUT 6682
Cessna 182 FR182 FR18200001 FR18200070 1 NOSE STRUT 6682
Cessna 182 R182 R18200001 R18202041 1 NOSE STRUT 6682
Cessna 182 T182 18267716 18268541 1 NOSE STRUT 6682
Cessna 182 T182T T18208001 T182999999 1 NOSE STRUT 6682
Cessna 182 TR182 R18200584 R18202041 1 NOSE STRUT 6682
Cessna 205 210-5A (205A) 205-0481 205-0577 1 NOSE STRUT 6682
Cessna 206 206 206-0001 206-0275 1 NOSE STRUT 6682
Cessna 206 206H 20608001 206999999 1 NOSE STRUT 6682
Cessna 206 P206 P206-0002 P206-0160 1 NOSE STRUT 6682
Cessna 206 P206A P206-0161 P206-0306 1 NOSE STRUT 6682
Cessna 206 P206B P206-0307 P206-0419 1 NOSE STRUT 6682
Cessna 206 P206C P206-0420 P206-0519 1 NOSE STRUT 6682
Cessna 206 P206D P206-0520 P206-0603 1 NOSE STRUT 6682
Cessna 206 P206E P20600604 P20600647 1 NOSE STRUT 6682
Cessna 206 T206H T20608001 T206999999 1 NOSE STRUT 6682
Cessna 206 TP206A P206-0191 P206-0306 1 NOSE STRUT 6682
Cessna 206 TP206B P206-0307 P206-0419 1 NOSE STRUT 6682
Cessna 206 TP206C P206-0420 P206-0519 1 NOSE STRUT 6682
Cessna 206 TP206D P206-0520 P206-0603 1 NOSE STRUT 6682
Cessna 206 TP206E P20600604 P20600647 1 NOSE STRUT 6682
Cessna 206 TU206A U206-0487 U206-0656 1 NOSE STRUT 6682
Cessna 206 TU206B U206-0657 U206-0914 1 NOSE STRUT 6682
Cessna 206 TU206C U206-0915 U206-1234 1 NOSE STRUT 6682
Cessna 206 TU206D U206-1235 U206-1444 1 NOSE STRUT 6682
Cessna 206 TU206E U20601445 U20601700 1 NOSE STRUT 6682
Cessna 206 TU206F U20601701 U20602199 1 NOSE STRUT 6682
Cessna 206 TU206F U20602200 U20603521 1 NOSE STRUT 6682
Cessna 206 TU206G U20603522 U20607020 1 NOSE STRUT 6682
Cessna 206 U206 U206-0276 U206-0437 1 NOSE STRUT 6682
Cessna 206 U206A U206-0438 U206-0656 1 NOSE STRUT 6682
Cessna 206 U206B U206-0657 U206-0914 1 NOSE STRUT 6682
Cessna 206 U206C U206-0915 U206-1234 1 NOSE STRUT 6682
Cessna 206 U206D U206-1235 U206-1444 1 NOSE STRUT 6682
Cessna 206 U206E U20601445 U20601700 1 NOSE STRUT 6682
Cessna 206 U206F U20601701 U20602199 1 NOSE STRUT 6682
Cessna 206 U206F U20602200 U20603521 1 NOSE STRUT 6682
Cessna 206 U206G U20603522 U20607020 1 NOSE STRUT 6682
Cessna 207 207 20700001 20700362 1 NOSE STRUT 6682
Cessna 207 207A 20700363 20700788 1 NOSE STRUT 6682
Cessna 207 T207 20700001 20700362 1 NOSE STRUT 6682
Cessna 207 T207A 20700363 20700788 1 NOSE STRUT 6682
Cessna 210 210B 21057841 21058085 1 NOSE STRUT 6682
Cessna 210 210C 21058086 21058220 1 NOSE STRUT 6682
Cessna 210 210D 21058221 21058510 1 NOSE STRUT 6682
Cessna 210 210E 21058511 21058715 1 NOSE STRUT 6682
Cessna 210 210F 21058716 21058818 1 NOSE STRUT 6682
Cessna 210 210J 21059062 21059199 1 NOSE STRUT 6682
Cessna 210 210K 21059200 21059502 1 NOSE STRUT 6682
Cessna 210 210L 21059503 21061573 1 NOSE STRUT 6682
Cessna 210 210M 21061574 21062954 1 NOSE STRUT 6682
Cessna 210 210N 21062955 21064135 1 NOSE STRUT 6682
Cessna 210 210N 21064136 21064897 1 NOSE STRUT 6682
Cessna 210 210R 21064898 21065009 1 NOSE STRUT 6682
Cessna 210 P210N P21000001 P21000834 1 NOSE STRUT 6682
Cessna 210 P210R P21000835 P21000874 1 NOSE STRUT 6682
Cessna 210 T210F T210-0001 T210-0197 1 NOSE STRUT 6682
Cessna 210 T210J T210-0393 T210-0454 1 NOSE STRUT 6682
Cessna 210 T210K 21059200 21059502 1 NOSE STRUT 6682
Cessna 210 T210L 21059503 21061573 1 NOSE STRUT 6682
Cessna 210 T210M 21061574 21062954 1 NOSE STRUT 6682
Cessna 210 T210N 21062955 21064135 1 NOSE STRUT 6682
Cessna 210 T210N 21064136 21064897 1 NOSE STRUT 6682
Cessna 210 T210R 21064898 21065009 1 NOSE STRUT 6682
Cessna 303 T303 T30300001 T30300315 1 NOSE STRUT 6682
Cessna 337 337 337-0002 337-0239 1 NOSE STRUT 6682
Cessna 337 337A (USAF O2B) 337-0240 337-0525 1 NOSE STRUT 6682
Cessna 337 337B 337-0526 337-0755 1 NOSE STRUT 6682
Cessna 337 337C 337-0756 337-0978 1 NOSE STRUT 6682
Cessna 337 337D 337-0979 337-1193 1 NOSE STRUT 6682
Cessna 337 337E 33701194 33701316 1 NOSE STRUT 6682
Cessna 337 337F 33701317 33701462 1 NOSE STRUT 6682
Cessna 337 337G 33701463 33701815 1 NOSE STRUT 6682
Cessna 337 337H 33701816 33701950 1 NOSE STRUT 6682
Cessna 337 F337E F3370001 F3370024 1 NOSE STRUT 6682
Cessna 337 F337F F3370025 F3370055 1 NOSE STRUT 6682
Cessna 337 F337G F3370056 F3370084 1 NOSE STRUT 6682
Cessna 337 F337H F3370085 F3379999 1 NOSE STRUT 6682
Cessna 337 FT337E FT3370001 FT3370024 1 NOSE STRUT 6682
Cessna 337 FT337F FT3370025 FT3370055 1 NOSE STRUT 6682
Cessna 337 FT337GP (FP337) FP3370001 FP3370022 1 NOSE STRUT 6682
Cessna 337 FT337HP (FP337H) FP3370023 FP3379999 1 NOSE STRUT 6682
Cessna 337 P337H P3370293 P3370356 1 NOSE STRUT 6682
Cessna 337 T337B 337-0526 337-0755 1 NOSE STRUT 6682
Cessna 337 T337C 337-0756 337-0978 1 NOSE STRUT 6682
Cessna 337 T337D 337-0979 337-1193 1 NOSE STRUT 6682
Cessna 337 T337E 33701194 33701316 1 NOSE STRUT 6682
Cessna 337 T337F 33701317 33701398 1 NOSE STRUT 6682
Cessna 337 T337H 33701816 33701950 1 NOSE STRUT 6682
Cessna 337 T337H-SP 33701920 33701955 1 NOSE STRUT 6682

Frequently Asked Questions

Question
Why did my Cessna nose strut seal fail?