266.270E — CRYSTAL UNIT,QUARTZ

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

266.270E: CRYSTAL UNIT,QUARTZ.

The CRYSTAL UNIT,QUARTZ is a the manufacturer industrial component. Key specifications include overall_width: 0.600 INCHES MAXIMUM IN, overall_length: 0.640 INCHES MAXIMUM IN, terminal_length: 1.000 INCHES NOMINAL IN, style_designator: OVAL BODY, PIN TERMINALS, circuit_resonance: SERIES RESONANCE, overall_thickness: 0.270 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5955-01-058-1372, 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

266.270E

NSN: 5955-01-058-1372
FSC: 5955 — Oscillators and Piezoelectric Crystals
CAGE: 21821 — CTS VALPEY CORPORATION (USA)

SPECIFICATIONS

overall_width	0.600 INCHES MAXIMUM IN
overall_length	0.640 INCHES MAXIMUM IN
terminal_length	1.000 INCHES NOMINAL IN
style_designator	OVAL BODY, PIN TERMINALS
circuit_resonance	SERIES RESONANCE
overall_thickness	0.270 INCHES MAXIMUM IN
terminal_diameter	0.026 INCHES MINIMUM AND 0.032 INCHES MAXIMUM IN
drive_level_rating	0.1 MILLIWATTS NOMINAL
mode_of_oscillation	FUNDAMENTAL
specified_frequency	266.270 KILOHERTZ
operating_temp_range	-40.0 TO 55.0 CELSIUS DEGC
shunt_capacitance_in_picofarads	4.0 NOMINAL
NSN	5955-01-058-1372

COMPONENT DIAGRAM

KEY FEATURES

•

FREQUENCY TOLERANCE FOR OPERATING TEMP IN PERCENT: -0.0005 TO 0.0005

•

TERMINAL DIAMETER: 0.026 INCHES MINIMUM AND 0.032 INCHES MAXIMUM IN

•

TERMINAL LENGTH: 1.000 INCHES NOMINAL IN

•

MODE OF OSCILLATION: FUNDAMENTAL

•

EQUIVALENT RESISTANCE VALUE IN OHMS: 2000.0 MAXIMUM

•

OVERALL THICKNESS: 0.270 INCHES MAXIMUM IN

•

STYLE DESIGNATOR: OVAL BODY, PIN TERMINALS

TECHNICAL CHARACTERISTICS

FREQUENCY TOLERANCE FOR OPERATING TEMP IN PERCENT	-0.0005 TO 0.0005
TERMINAL DIAMETER	0.026 INCHES MINIMUM AND 0.032 INCHES MAXIMUM IN
TERMINAL LENGTH	1.000 INCHES NOMINAL IN
MODE OF OSCILLATION	FUNDAMENTAL
EQUIVALENT RESISTANCE VALUE IN OHMS	2000.0 MAXIMUM
OVERALL THICKNESS	0.270 INCHES MAXIMUM IN
STYLE DESIGNATOR	OVAL BODY, PIN TERMINALS
OVERALL LENGTH	0.640 INCHES MAXIMUM IN
OVERALL WIDTH	0.600 INCHES MAXIMUM IN
DRIVE LEVEL RATING	0.1 MILLIWATTS NOMINAL

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

127069-9Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 266.270E?

266.270E is a CRYSTAL UNIT,QUARTZ.

What parts can replace 266.270E?

There is 1 known substitute for 266.270E: 127069-9. Substitute compatibility should be verified for your specific system.

What is the NSN for 266.270E?

266.270E is cataloged in the U.S. Government catalog under NSN 5955-01-058-1372. This indicates validated use in U.S. government and defense supply chains.

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266.270E — CRYSTAL UNIT,QUARTZ

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