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666163-049 — CRYSTAL UNIT,QUARTZ

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

666163-049: CRYSTAL UNIT,QUARTZ.

The CRYSTAL UNIT,QUARTZ is a the manufacturer industrial component. Key specifications include material: GLASS COVER HOLDER, body_width: 0.711 INCHES MINIMUM AND 0.725 INCHES MAXIMUM IN, body_length: 0.725 INCHES MINIMUM AND 0.775 INCHES MAXIMUM IN, overall_width: 0.717 INCHES MINIMUM AND 0.757 INCHES MAXIMUM IN, body_thickness: 0.303 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN, overall_length: 0.948 INCHES MINIMUM AND 1.023 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5955-00-080-2849, 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
666163-049
NSN: 5955-00-080-2849
FSC: 5955 — Oscillators and Piezoelectric Crystals
CAGE: 35784 — PHILIPS ELECTRONICS LTD (CAN)
SPECIFICATIONS
materialGLASS COVER HOLDER
body_width0.711 INCHES MINIMUM AND 0.725 INCHES MAXIMUM IN
body_length0.725 INCHES MINIMUM AND 0.775 INCHES MAXIMUM IN
overall_width0.717 INCHES MINIMUM AND 0.757 INCHES MAXIMUM IN
body_thickness0.303 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN
overall_length0.948 INCHES MINIMUM AND 1.023 INCHES MAXIMUM IN
terminal_length0.223 INCHES MINIMUM AND 0.248 INCHES MAXIMUM IN
style_designator7 PIN TUBE BASE
circuit_resonanceANTIRESONANCE
overall_thickness0.312 INCHES MINIMUM AND 0.352 INCHES MAXIMUM IN
terminal_diameter0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN
drive_level_rating0.002 MILLIWATTS MAXIMUM
NSN5955-00-080-2849
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CRYSTAL UNIT,QUARTZ TITLE COMPONENT PN 666163-049 MFR CRYSTAL UNIT,QUARTZ
KEY FEATURES
•
CONTROLLED REFERENCE TEMP: 85.0 CELSIUS DEGC
•
FREQUENCY TOLERANCE FOR OPERATING TEMP IN PERCENT: -0.001 TO 0.001 AND -0.0015 TO 0.0015
•
TERMINAL DIAMETER: 0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN
•
TERMINAL LENGTH: 0.223 INCHES MINIMUM AND 0.248 INCHES MAXIMUM IN
•
MODE OF OSCILLATION: FUNDAMENTAL
•
BODY WIDTH: 0.711 INCHES MINIMUM AND 0.725 INCHES MAXIMUM IN
•
EQUIVALENT RESISTANCE VALUE IN OHMS: 5.0 NOMINAL
•
OVERALL THICKNESS: 0.312 INCHES MINIMUM AND 0.352 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
CONTROLLED REFERENCE TEMP85.0 CELSIUS DEGC
FREQUENCY TOLERANCE FOR OPERATING TEMP IN PERCENT-0.001 TO 0.001 AND -0.0015 TO 0.0015
TERMINAL DIAMETER0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN
TERMINAL LENGTH0.223 INCHES MINIMUM AND 0.248 INCHES MAXIMUM IN
MODE OF OSCILLATIONFUNDAMENTAL
BODY WIDTH0.711 INCHES MINIMUM AND 0.725 INCHES MAXIMUM IN
EQUIVALENT RESISTANCE VALUE IN OHMS5.0 NOMINAL
OVERALL THICKNESS0.312 INCHES MINIMUM AND 0.352 INCHES MAXIMUM IN
STYLE DESIGNATOR7 PIN TUBE BASE
OVERALL LENGTH0.948 INCHES MINIMUM AND 1.023 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 5955 — Oscillators and Piezoelectric Crystals
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5955-00-001-1622 5955-00-001-2933 5955-00-001-2977 5955-00-001-3014 5955-00-001-3242 5955-00-001-3243 5955-00-001-3244 5955-00-001-3328
SUBSTITUTES & CROSS-REFERENCES 1
63-049Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation + specific procedure
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FREQUENTLY ASKED QUESTIONS
What is 666163-049?
666163-049 is a CRYSTAL UNIT,QUARTZ.
What parts can replace 666163-049?
There is 1 known substitute for 666163-049: 63-049. Substitute compatibility should be verified for your specific system.
What is the NSN for 666163-049?
666163-049 is cataloged in the U.S. Government catalog under NSN 5955-00-080-2849. 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.