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Technical Data Sheet
PartsTable / COMPONENT / 021-0455-10
021-0455-10 ✓ 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 CRYSTAL UNIT,QUARTZ is a the manufacturer industrial component. Key specifications include diameter: 0.335 INCHES MAXIMUM IN, overall_length: 0.390 INCHES MAXIMUM IN, terminal_length: 0.325 INCHES MINIMUM AND 0.350 INCHES MAXIMUM IN, overall_diameter: 0.408 INCHES MAXIMUM IN, style_designator: HAT TYPE, 3 WIRE LEADS, circuit_resonance: SERIES RESONANCE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5955-01-028-5956, 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
021-0455-10
NSN: 5955-01-028-5956
FSC: 5955
CAGE: 75378 — CTS INC (USA)
SPECIFICATIONS
diameter0.335 INCHES MAXIMUM IN
overall_length0.390 INCHES MAXIMUM IN
terminal_length0.325 INCHES MINIMUM AND 0.350 INCHES MAXIMUM IN
overall_diameter0.408 INCHES MAXIMUM IN
style_designatorHAT TYPE, 3 WIRE LEADS
circuit_resonanceSERIES RESONANCE
terminal_diameter0.016 INCHES MINIMUM AND 0.019 INCHES MAXIMUM IN
drive_level_rating1.0 MILLIWATTS MAXIMUM
mode_of_oscillationFIFTH OVERTONE
specified_frequency138.563333 MEGAHERTZ
operating_temp_range-10.0 TO 70.0 CELSIUS AND -55.0 TO 105.0 CELSIUS DEGC
shunt_capacitance_in_picofarads3.5 NOMINAL
NSN5955-01-028-5956
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CRYSTAL UNIT,QUARTZ TITLE COMPONENT PN 021-0455-10 MFR CRYSTAL UNIT,QUARTZ
KEY FEATURES
•
SHUNT CAPACITANCE IN PICOFARADS: 3.5 NOMINAL
•
TERMINAL LENGTH: 0.325 INCHES MINIMUM AND 0.350 INCHES MAXIMUM IN
•
DRIVE LEVEL RATING: 1.0 MILLIWATTS MAXIMUM
•
STYLE DESIGNATOR: HAT TYPE, 3 WIRE LEADS
•
EQUIVALENT RESISTANCE VALUE IN OHMS: 50.0 NOMINAL
•
CENTER TO CENTER DISTANCE BETWEEN TERMINALS: 0.190 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN
•
OPERATING TEMP RANGE: -10.0 TO 70.0 CELSIUS AND -55.0 TO 105.0 CELSIUS DEGC
•
FREQUENCY TOLERANCE FOR OPERATING TEMP IN PERCENT: -0.0005 TO 0.0005
TECHNICAL CHARACTERISTICS (FLIS)
SHUNT CAPACITANCE IN PICOFARADS3.5 NOMINAL
TERMINAL LENGTH0.325 INCHES MINIMUM AND 0.350 INCHES MAXIMUM IN
DRIVE LEVEL RATING1.0 MILLIWATTS MAXIMUM
STYLE DESIGNATORHAT TYPE, 3 WIRE LEADS
EQUIVALENT RESISTANCE VALUE IN OHMS50.0 NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS0.190 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN
OPERATING TEMP RANGE-10.0 TO 70.0 CELSIUS AND -55.0 TO 105.0 CELSIUS DEGC
FREQUENCY TOLERANCE FOR OPERATING TEMP IN PERCENT-0.0005 TO 0.0005
CIRCUIT RESONANCESERIES RESONANCE
OVERALL DIAMETER0.408 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
101141Interchangeable
interchangeable cross-reference
interchangeable
FFS92TYPEISTYLE1SInterchangeable
interchangeable cross-reference
interchangeable
8942Interchangeable
interchangeable cross-reference
interchangeable
K8942Interchangeable
interchangeable cross-reference
interchangeable
71032000Interchangeable
interchangeable cross-reference
interchangeable
302-0262-00Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 021-0455-10?
021-0455-10 is a CRYSTAL UNIT,QUARTZ.
What parts can replace 021-0455-10?
There are 13 known substitutes for 021-0455-10: 101141, FFS92TYPEISTYLE1S, 8942 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 021-0455-10?
021-0455-10 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5955-01-028-5956. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: July 2026