64521 — Technical Data Sheet

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— · 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_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
piston_end_nominal_inside_diameter	0.625 INCHES IN
cylinder_end_nominal_inside_diameter	0.625 INCHES IN
NSN	5120-00-212-2196

COMPONENT DIAGRAM

VERIFIED SUBSTITUTES & CROSS-REFERENCES 14

10068179Interchangeable

interchangeable cross-reference

interchangeable

20958Interchangeable

interchangeable cross-reference

interchangeable

5351215Interchangeable

interchangeable cross-reference

interchangeable

5355684Interchangeable

interchangeable cross-reference

interchangeable

J5351215Interchangeable

Shock Absorber,direct Action

interchangeable

J5900628Interchangeable

Shock Absorber,direct Action

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 14 known substitutes for 64521: 10068179, 20958, 5351215 and 11 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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64521 — Technical Data Sheet

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