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PartsTable / COMPONENT / 53-856-2
53-856-2 ✓ 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,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, end_style: RAISED HOOK BOTH ENDS, design_type: CLOSED, hook_radius: 0.063 INCHES NOMINAL BOTH ENDS IN, opening_width: 0.125 INCHES NOMINAL BOTH ENDS IN, inside_diameter: 0.155 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5360-00-526-1654, 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
53-856-2
NSN: 5360-00-526-1654
FSC: 5360
CAGE: 81413 — BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC. DBA BAE SYSTEMS (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
end_styleRAISED HOOK BOTH ENDS
design_typeCLOSED
hook_radius0.063 INCHES NOMINAL BOTH ENDS IN
opening_width0.125 INCHES NOMINAL BOTH ENDS IN
inside_diameter0.155 INCHES NOMINAL IN
style_designatorCYLINDRICAL
spring_free_length3.063 INCHES NOMINAL IN
coil_helix_directionRIGHT-HAND
spring_free_outside_diameter0.187 INCHES NOMINAL IN
NSN5360-00-526-1654
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PISTON,VALVE TITLE COMPONENT PN 53-856-2 MFR PISTON,VALVE
KEY FEATURES
•
END STYLE: RAISED HOOK BOTH ENDS
•
OPENING WIDTH: 0.125 INCHES NOMINAL BOTH ENDS IN
•
DESIGN TYPE: CLOSED
•
SPRING FREE LENGTH: 3.063 INCHES NOMINAL IN
•
INSIDE DIAMETER: 0.155 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
HOOK RADIUS: 0.063 INCHES NOMINAL BOTH ENDS IN
•
SPRING FREE OUTSIDE DIAMETER: 0.187 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
END STYLERAISED HOOK BOTH ENDS
OPENING WIDTH0.125 INCHES NOMINAL BOTH ENDS IN
DESIGN TYPECLOSED
SPRING FREE LENGTH3.063 INCHES NOMINAL IN
INSIDE DIAMETER0.155 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING OVERALL
HOOK RADIUS0.063 INCHES NOMINAL BOTH ENDS IN
SPRING FREE OUTSIDE DIAMETER0.187 INCHES NOMINAL IN
COIL HELIX DIRECTIONRIGHT-HAND
STYLE DESIGNATORCYLINDRICAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
1340Interchangeable
interchangeable cross-reference
interchangeable
150 56Interchangeable
interchangeable cross-reference
interchangeable
GGG-F-325Interchangeable
interchangeable cross-reference
interchangeable
119C124Interchangeable
interchangeable cross-reference
interchangeable
540-83Interchangeable
interchangeable cross-reference
interchangeable
S-3377Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 53-856-2?
53-856-2 is a PISTON,VALVE.
What parts can replace 53-856-2?
There are 9 known substitutes for 53-856-2: 1340, 150 56, GGG-F-325 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 53-856-2?
53-856-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5360-00-526-1654. 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