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Technical Data Sheet
PartsTable / COMPONENT / CY-2857/U
CY-2857/U ✓ 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 CY-2857/U is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5955-00-736-4654, 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
CY-2857/U
NSN: 5955-00-736-4654
FSC: 5955
CAGE: 80058 — JOINT ELECTRONICS TYPE DESIGNATION SYSTEM (USA)
SPECIFICATIONS
Part NumberCY-2857/U
NSN5955-00-736-4654
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CY-2857/U TITLE COMPONENT PN CY-2857/U MFR CY-2857/U
KEY FEATURES
•
HANDLE QUANTITY: 1
•
MATERIAL: ALUMINUM
•
SURFACE TREATMENT: PAINT
•
LOCKING DEVICE: INCLUDED
•
COMPONENT NAME: CRYSTAL; TEMPERATURE STABILIZERS
TECHNICAL CHARACTERISTICS (FLIS)
HANDLE QUANTITY1
OVERALL HEIGHT2.750 INCHES NOMINAL IN
OVERALL LENGTH10.250 INCHES NOMINAL IN
MATERIALALUMINUM
SURFACE TREATMENTPAINT
LOCKING DEVICEINCLUDED
COMPONENT NAMECRYSTAL; TEMPERATURE STABILIZERS
OVERALL WIDTH9.375 INCHES NOMINAL IN
COMPONENT CONTROLLING AGENCYJETDS; JETDS
COMPONENT QUANTITY147
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
8337Interchangeable
interchangeable cross-reference
interchangeable
VU30Interchangeable
interchangeable cross-reference
interchangeable
44062HAInterchangeable
interchangeable cross-reference
interchangeable
AD-SP-1106-W/SEATSInterchangeable
interchangeable cross-reference
interchangeable
F8390GPC7Interchangeable
interchangeable cross-reference
interchangeable
254-902539Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CY-2857/U?
CY-2857/U is a CY-2857/U.
What parts can replace CY-2857/U?
There are 13 known substitutes for CY-2857/U: 8337, VU30, 44062HA and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for CY-2857/U?
CY-2857/U is cataloged in the Federal Logistics Information System (FLIS) under NSN 5955-00-736-4654. 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