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S6165-61521-004 — CYLINDER,ACTUATING,LINEAR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

S6165-61521-004: CYLINDER,ACTUATING,LINEAR.

The CYLINDER,ACTUATING,LINEAR is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING BODY, bore_diameter: 1.594 INCHES NOMINAL IN, overall_length: 5.531 INCHES NOMINAL IN, overall_diameter: 3.066 INCHES NOMINAL IN, mounting_provision: UNTHREADED MOUNTING HOLES, fsc_application_data: SERVOCYLINDER,HYDRAULIC,CH3B/C/E. This part is cataloged in the U.S.

Government catalog under NSN 1650-00-326-8113, 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
S6165-61521-004
NSN: 1650-00-326-8113
FSC: 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components
CAGE: 78286 — SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING BODY
bore_diameter1.594 INCHES NOMINAL IN
overall_length5.531 INCHES NOMINAL IN
overall_diameter3.066 INCHES NOMINAL IN
mounting_provisionUNTHREADED MOUNTING HOLES
fsc_application_dataSERVOCYLINDER,HYDRAULIC,CH3B/C/E
body_outside_diameter1.938 INCHES NOMINAL IN
end_item_identification66159232942
mounting_type_and_locationFLANGE CYLINDER HEAD END
mounting_provision_arrangement_styleTHREE HOLE TRIANGULAR
longest_vertical_distance_between_mounting_centers1.028 INCHES MINIMUM AND 1.034 INCHES MAXIMUM IN
longest_horizontal_distance_between_mounting_centers2.059 INCHES MINIMUM AND 2.065 INCHES MAXIMUM IN
NSN1650-00-326-8113
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CYLINDER,ACTUATING,LINEAR TITLE COMPONENT PN S6165-61521-004 MFR CYLINDER,ACTUATING,LIN
KEY FEATURES
•
FSC APPLICATION DATA: SERVOCYLINDER,HYDRAULIC,CH3B/C/E
•
OVERALL DIAMETER: 3.066 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 1.938 INCHES NOMINAL IN
•
MOUNTING PROVISION ARRANGEMENT STYLE: THREE HOLE TRIANGULAR
•
LONGEST VERTICAL DISTANCE BETWEEN MOUNTING CENTERS: 1.028 INCHES MINIMUM AND 1.034 INCHES MAXIMUM IN
•
SHORTEST HORIZONTAL DISTANCE BETWEEN MOUNTING CENTERS: 1.028 INCHES MINIMUM AND 1.034 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATASERVOCYLINDER,HYDRAULIC,CH3B/C/E
OVERALL DIAMETER3.066 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER1.938 INCHES NOMINAL IN
MOUNTING PROVISION ARRANGEMENT STYLETHREE HOLE TRIANGULAR
LONGEST VERTICAL DISTANCE BETWEEN MOUNTING CENTERS1.028 INCHES MINIMUM AND 1.034 INCHES MAXIMUM IN
OVERALL LENGTH5.531 INCHES NOMINAL IN
SHORTEST HORIZONTAL DISTANCE BETWEEN MOUNTING CENTERS1.028 INCHES MINIMUM AND 1.034 INCHES MAXIMUM IN
END ITEM IDENTIFICATION66159232942
BORE DIAMETER1.594 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING BODY
OTHER ITEMS IN FSC 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1650-00-000-0127 1650-00-000-0128 1650-00-000-0130 1650-00-000-0131 1650-00-000-0151 1650-00-000-0152 1650-00-001-1732 1650-00-001-1734
SUBSTITUTES & CROSS-REFERENCES 1
S6165-61521-4Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is S6165-61521-004?
S6165-61521-004 is a CYLINDER,ACTUATING,LINEAR.
What parts can replace S6165-61521-004?
There is 1 known substitute for S6165-61521-004: S6165-61521-4. Substitute compatibility should be verified for your specific system.
What is the NSN for S6165-61521-004?
S6165-61521-004 is cataloged in the U.S. Government catalog under NSN 1650-00-326-8113. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.