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5685-5 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The PISTON,LANDING GEAR STRUT is a the manufacturer industrial component. Key specifications include material: STEEL OR STEEL COMP 9254 OVERALL, end_style: SPRING END,SQUARED AND GROUND BOTH ENDS, bore_diameter: 0.260 INCHES NOMINAL IN, coil_quantity: 14, inside_diameter: 0.150 INCHES NOMINAL IN, style_designator: CYLINDRICAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 1620-00-757-4843, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
5685-5
NSN: 1620-00-757-4843
FSC: 1620
CAGE: 02121 — GOODRICH AEROSPACE CANADA LTD (CAN)
SPECIFICATIONS
materialSTEEL OR STEEL COMP 9254 OVERALL
end_styleSPRING END,SQUARED AND GROUND BOTH ENDS
bore_diameter0.260 INCHES NOMINAL IN
coil_quantity14
inside_diameter0.150 INCHES NOMINAL IN
style_designatorCYLINDRICAL
spring_free_length1.000 INCHES NOMINAL IN
spring_solid_length0.700 INCHES MAXIMUM IN
coil_helix_directionRIGHT-HAND
spring_deflection_rate94.000 POUNDS PER INCH NOMINAL LBS
spring_free_outside_diameter0.250 INCHES NOMINAL IN
material_document_and_classificationQQ-W-412 FED SPEC 1ST MATERIAL RESPONSE OR SAE ASSN STD 2ND MATERIAL RESPONSE OVERALL
NSN1620-00-757-4843
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PISTON,LANDING GEAR STRUT TITLE COMPONENT PN 5685-5 MFR PISTON,LANDING GEAR ST
KEY FEATURES
•
NOMINAL OVERALL LENGTH: 2.125 INCHES IN
•
CYLINDER OUTSIDE DIAMETER: 3.872 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESALUMINUM ALLOY QQ-A-266
NOMINAL OVERALL LENGTH2.125 INCHES IN
CYLINDER OUTSIDE DIAMETER3.872 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
47241Interchangeable
interchangeable cross-reference
interchangeable
N56855Interchangeable
interchangeable cross-reference
interchangeable
20138NInterchangeable
interchangeable cross-reference
interchangeable
56855Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5685-5?
5685-5 is a PISTON,LANDING GEAR STRUT.
What parts can replace 5685-5?
There are 4 known substitutes for 5685-5: 47241, N56855, 20138N and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 5685-5?
5685-5 is cataloged in the Federal Logistics Information System (FLIS) under NSN 1620-00-757-4843. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026