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Technical Data Sheet
PartsTable / COMPONENT / 142-2853
142-2853 ✓ 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

CYLINDER ASSEMBLY,ACTUATING,LINE. Key specifications include body_material: STEEL, overall_width: 4.031 INCHES NOMINAL IN, overall_height: 4.469 INCHES NOMINAL IN, extended_length: 20.250 INCHES NOMINAL IN, compressed_length: 15.250 INCHES NOMINAL IN, port_thread_class: 2B. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-00-279-2492, 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
142-2853
NSN: 3040-00-279-2492
FSC: 3040
CAGE: 65459 — LANDOLL COMPANY, LLC (USA)
SPECIFICATIONS
body_materialSTEEL
overall_width4.031 INCHES NOMINAL IN
overall_height4.469 INCHES NOMINAL IN
extended_length20.250 INCHES NOMINAL IN
compressed_length15.250 INCHES NOMINAL IN
port_thread_class2B
first_end_fork_depth2.312 INCHES NOMINAL IN
first_end_fork_width2.281 INCHES NOMINAL IN
port_thread_diameter0.562 INCHES NOMINAL IN
body_outside_diameter4.031 INCHES NOMINAL IN
design_characteristicsDOUBLE ACTING SINGLE CYLINDER
first_end_hole_diameter1.000 INCHES NOMINAL IN
NSN3040-00-279-2492
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CYLINDER ASSEMBLY,ACTUATING,LINE TITLE COMPONENT PN 142-2853 MFR CYLINDER ASSEMBLY,ACTU
KEY FEATURES
•
FIRST END HOLE DIAMETER: 1.000 INCHES NOMINAL IN
•
PORT THREAD QUANTITY PER INCH: 18
•
PORT THREAD DIAMETER: 0.562 INCHES NOMINAL IN
•
EXTENDED LENGTH: 20.250 INCHES NOMINAL IN
•
FIRST PISTON ROD END STYLE: FORK TYPE (CLEVIS)
•
PORT THREAD SERIES DESIGNATOR: UNF
•
FIRST END FORK WIDTH: 2.281 INCHES NOMINAL IN
•
FIRST END FORK SPAN WIDTH: 1.062 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
FIRST END HOLE DIAMETER1.000 INCHES NOMINAL IN
PORT THREAD QUANTITY PER INCH18
PORT THREAD DIAMETER0.562 INCHES NOMINAL IN
EXTENDED LENGTH20.250 INCHES NOMINAL IN
FIRST PISTON ROD END STYLEFORK TYPE (CLEVIS)
PORT THREAD SERIES DESIGNATORUNF
FIRST END FORK WIDTH2.281 INCHES NOMINAL IN
FIRST END FORK SPAN WIDTH1.062 INCHES NOMINAL IN
PORT THREAD CLASS2B
COMPRESSED LENGTH15.250 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
6982Interchangeable
interchangeable cross-reference
interchangeable
21CInterchangeable
interchangeable cross-reference
interchangeable
BU-21CPSInterchangeable
interchangeable cross-reference
interchangeable
21-C MARKED PLUSInterchangeable
interchangeable cross-reference
interchangeable
5603Interchangeable
IBM 1725W AC Power Supply
interchangeable
522-4491144Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 142-2853?
142-2853 is a CYLINDER ASSEMBLY,ACTUATING,LINE.
What parts can replace 142-2853?
There are 20 known substitutes for 142-2853: 6982, 21C, BU-21CPS and 17 more. Substitute compatibility should be verified for your specific system.
Is 142-2853 still available?
142-2853 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026