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Technical Data Sheet

CR77/U50M62500 — CRYSTAL UNIT,QUARTZ

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

CR77/U50M62500: CRYSTAL UNIT,QUARTZ.

The CRYSTAL UNIT,QUARTZ is a the manufacturer industrial component. Key specifications include body_width: 0.402 INCHES MAXIMUM IN, body_length: 0.530 INCHES MAXIMUM IN, overall_width: 0.435 INCHES MAXIMUM IN, body_thickness: 0.150 INCHES MAXIMUM IN, overall_length: 0.778 INCHES MAXIMUM IN, terminal_length: 0.223 INCHES MINIMUM AND 0.248 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5955-00-054-9133, 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
CR77/U50M62500
NSN: 5955-00-054-9133
FSC: 5955 — Oscillators and Piezoelectric Crystals
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
body_width0.402 INCHES MAXIMUM IN
body_length0.530 INCHES MAXIMUM IN
overall_width0.435 INCHES MAXIMUM IN
body_thickness0.150 INCHES MAXIMUM IN
overall_length0.778 INCHES MAXIMUM IN
terminal_length0.223 INCHES MINIMUM AND 0.248 INCHES MAXIMUM IN
style_designatorOVAL BODY, PIN TERMINALS
circuit_resonanceSERIES RESONANCE
overall_thickness0.183 INCHES MAXIMUM IN
terminal_diameter0.038 INCHES MINIMUM AND 0.042 INCHES MAXIMUM IN
drive_level_rating1.6 MILLIWATTS MINIMUM AND 2.4 MILLIWATTS MAXIMUM
mode_of_oscillationTHIRD OVERTONE
NSN5955-00-054-9133
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CRYSTAL UNIT,QUARTZ TITLE COMPONENT PN CR77/U50M62500 MFR CRYSTAL UNIT,QUARTZ
KEY FEATURES
•
FREQUENCY TOLERANCE FOR OPERATING TEMP IN PERCENT: -0.002 TO 0.002 AND -0.003 TO 0.003
•
TERMINAL DIAMETER: 0.038 INCHES MINIMUM AND 0.042 INCHES MAXIMUM IN
•
TERMINAL LENGTH: 0.223 INCHES MINIMUM AND 0.248 INCHES MAXIMUM IN
•
MODE OF OSCILLATION: THIRD OVERTONE
•
BODY WIDTH: 0.402 INCHES MAXIMUM IN
•
EQUIVALENT RESISTANCE VALUE IN OHMS: 40.0 NOMINAL
•
OVERALL THICKNESS: 0.183 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: OVAL BODY, PIN TERMINALS
TECHNICAL CHARACTERISTICS
FREQUENCY TOLERANCE FOR OPERATING TEMP IN PERCENT-0.002 TO 0.002 AND -0.003 TO 0.003
TERMINAL DIAMETER0.038 INCHES MINIMUM AND 0.042 INCHES MAXIMUM IN
TERMINAL LENGTH0.223 INCHES MINIMUM AND 0.248 INCHES MAXIMUM IN
MODE OF OSCILLATIONTHIRD OVERTONE
BODY WIDTH0.402 INCHES MAXIMUM IN
EQUIVALENT RESISTANCE VALUE IN OHMS40.0 NOMINAL
OVERALL THICKNESS0.183 INCHES MAXIMUM IN
STYLE DESIGNATOROVAL BODY, PIN TERMINALS
OVERALL LENGTH0.778 INCHES MAXIMUM IN
OVERALL WIDTH0.435 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 3
CR-77/U50.625000MHZReference document
Same NSN cross-reference
Reference document — Secondary reference
MIL-PRF-3098/55Reference document
Same NSN cross-reference
Reference document — Identification reference
MILC3098-55Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is CR77/U50M62500?
CR77/U50M62500 is a CRYSTAL UNIT,QUARTZ.
What parts can replace CR77/U50M62500?
There are 3 known substitutes for CR77/U50M62500: CR-77/U50.625000MHZ, MIL-PRF-3098/55, MILC3098-55. Substitute compatibility should be verified for your specific system.
What is the NSN for CR77/U50M62500?
CR77/U50M62500 is cataloged in the U.S. Government catalog under NSN 5955-00-054-9133. 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.