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CR28U — CRYSTAL UNIT,QUARTZ

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

CR28U: CRYSTAL UNIT,QUARTZ.

The CRYSTAL UNIT,QUARTZ is a the manufacturer industrial component. Key specifications include body_length: 0.755 INCHES MINIMUM AND 0.775 INCHES MAXIMUM IN, overall_width: 0.750 INCHES NOMINAL IN, overall_length: 1.003 INCHES NOMINAL IN, terminal_length: 0.223 INCHES MINIMUM AND 0.248 INCHES MAXIMUM IN, style_designator: OVAL BODY, PIN TERMINALS, overall_thickness: 0.338 INCHES MINIMUM AND 0.343 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5955-00-667-2671, 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
CR28U
NSN: 5955-00-667-2671
NIINs: 006672671, 006673166
FSC: 5955 — Oscillators and Piezoelectric Crystals
CAGE: 80058 — JOINT ELECTRONICS TYPE DESIGNATION SYSTEM (USA)
SPECIFICATIONS
body_length0.755 INCHES MINIMUM AND 0.775 INCHES MAXIMUM IN
overall_width0.750 INCHES NOMINAL IN
overall_length1.003 INCHES NOMINAL IN
terminal_length0.223 INCHES MINIMUM AND 0.248 INCHES MAXIMUM IN
style_designatorOVAL BODY, PIN TERMINALS
overall_thickness0.338 INCHES MINIMUM AND 0.343 INCHES MAXIMUM IN
terminal_diameter0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN
mode_of_oscillationFUNDAMENTAL
specified_frequency3.600 KILOHERTZ
operating_temp_range+70.0 TO 80.0 CELSIUS DEGC
controlled_reference_temp75.0 CELSIUS DEGC
center_to_center_distance_between_terminals0.478 INCHES MINIMUM AND 0.494 INCHES MAXIMUM IN
NSN5955-00-667-2671
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CRYSTAL UNIT,QUARTZ TITLE COMPONENT PN CR28U MFR CRYSTAL UNIT,QUARTZ
KEY FEATURES
•
CONTROLLED REFERENCE TEMP: 75.0 CELSIUS DEGC
•
FREQUENCY TOLERANCE FOR OPERATING TEMP IN PERCENT: -0.002 TO 0.002
•
TERMINAL DIAMETER: 0.050 INCHES NOMINAL IN
•
FREQUENCY TOLERANCE AT REFERENCE TEMP IN PERCENT: -0.0005 TO 0.0005
•
TERMINAL LENGTH: 0.238 INCHES NOMINAL IN
•
MODE OF OSCILLATION: FUNDAMENTAL
•
OVERALL THICKNESS: 0.343 INCHES NOMINAL IN
•
STYLE DESIGNATOR: OVAL BODY, PIN TERMINALS
TECHNICAL CHARACTERISTICS
CONTROLLED REFERENCE TEMP75.0 CELSIUS DEGC
FREQUENCY TOLERANCE FOR OPERATING TEMP IN PERCENT-0.002 TO 0.002
TERMINAL DIAMETER0.050 INCHES NOMINAL IN
FREQUENCY TOLERANCE AT REFERENCE TEMP IN PERCENT-0.0005 TO 0.0005
TERMINAL LENGTH0.238 INCHES NOMINAL IN
MODE OF OSCILLATIONFUNDAMENTAL
OVERALL THICKNESS0.343 INCHES NOMINAL IN
STYLE DESIGNATOROVAL BODY, PIN TERMINALS
OVERALL LENGTH1.003 INCHES NOMINAL IN
OVERALL WIDTH0.750 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 2
IULC3098TYPECR28UReference document
Same NSN cross-reference
Reference document — Identification reference
MS91384Reference document
Same NSN cross-reference
Reference document — Identification reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is CR28U?
CR28U is a CRYSTAL UNIT,QUARTZ.
What parts can replace CR28U?
There are 2 known substitutes for CR28U: IULC3098TYPECR28U, MS91384. Substitute compatibility should be verified for your specific system.
What is the NSN for CR28U?
CR28U is cataloged in the U.S. Government catalog under NSN 5955-00-667-2671. This indicates validated use in U.S. government and defense supply chains.
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