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PartsTable / COMPONENT / 64521
64521 ✓ 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 SHOCK ABSORBER,DIRECT ACTION is a the manufacturer industrial component. Key specifications include operation_method: HYDRAULIC, protective_shield_type: DUST, nominal_extended_length: 18.250 INCHES IN, nominal_compressed_length: 11.375 INCHES IN, piston_end_connection_style: RING, cylinder_end_connection_style: RING. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-00-212-2196, 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
64521
NSN: 5120-00-212-2196
FSC: 5120
CAGE: 80254 — TEXTRON LYCOMING INC WILLIAMSPORT PLANT (USA)
SPECIFICATIONS
operation_methodHYDRAULIC
protective_shield_typeDUST
nominal_extended_length18.250 INCHES IN
nominal_compressed_length11.375 INCHES IN
piston_end_connection_styleRING
cylinder_end_connection_styleRING
piston_end_nominal_inside_diameter0.625 INCHES IN
cylinder_end_nominal_inside_diameter0.625 INCHES IN
NSN5120-00-212-2196
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SHOCK ABSORBER,DIRECT ACTION TITLE COMPONENT PN 64521 MFR SHOCK ABSORBER,DIRECT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
10068179Interchangeable
interchangeable cross-reference
interchangeable
6452-1Interchangeable
interchangeable cross-reference
interchangeable
20958Interchangeable
interchangeable cross-reference
interchangeable
5351215Interchangeable
interchangeable cross-reference
interchangeable
5355684Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 64521?
64521 is a SHOCK ABSORBER,DIRECT ACTION.
What parts can replace 64521?
There are 5 known substitutes for 64521: 10068179, 6452-1, 20958 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 64521?
64521 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-00-212-2196. 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