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537961-4 — CRYSTAL UNIT,QUARTZ

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

537961-4: CRYSTAL UNIT,QUARTZ.

The CRYSTAL UNIT,QUARTZ is a the manufacturer industrial component. Key specifications include body_width: 0.526 INCHES NOMINAL IN, body_length: 0.500 INCHES NOMINAL IN, overall_width: 0.552 INCHES NOMINAL IN, body_thickness: 0.200 INCHES NOMINAL IN, overall_length: 0.738 INCHES NOMINAL IN, terminal_length: 0.238 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5955-00-944-7704, 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
537961-4
NSN: 5955-00-944-7704
FSC: 5955 — Oscillators and Piezoelectric Crystals
CAGE: 37695 — RAYTHEON COMPANY (USA)
SPECIFICATIONS
body_width0.526 INCHES NOMINAL IN
body_length0.500 INCHES NOMINAL IN
overall_width0.552 INCHES NOMINAL IN
body_thickness0.200 INCHES NOMINAL IN
overall_length0.738 INCHES NOMINAL IN
terminal_length0.238 INCHES NOMINAL IN
style_designatorOVAL BODY, PIN TERMINALS
circuit_resonanceANTIRESONANCE
overall_thickness0.200 INCHES NOMINAL IN
terminal_diameter0.040 INCHES NOMINAL IN
drive_level_rating4.0 MILLIWATTS MINIMUM AND 6.0 MILLIWATTS MAXIMUM
mode_of_oscillationFUNDAMENTAL
NSN5955-00-944-7704
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CRYSTAL UNIT,QUARTZ TITLE COMPONENT PN 537961-4 MFR CRYSTAL UNIT,QUARTZ
KEY FEATURES
•
FREQUENCY TOLERANCE FOR OPERATING TEMP IN PERCENT: -0.002 TO 0.002
•
TERMINAL DIAMETER: 0.040 INCHES NOMINAL IN
•
TERMINAL LENGTH: 0.238 INCHES NOMINAL IN
•
MODE OF OSCILLATION: FUNDAMENTAL
•
BODY WIDTH: 0.526 INCHES NOMINAL IN
•
EQUIVALENT RESISTANCE VALUE IN OHMS: 40.0 MAXIMUM
•
OVERALL THICKNESS: 0.200 INCHES NOMINAL IN
•
STYLE DESIGNATOR: OVAL BODY, PIN TERMINALS
TECHNICAL CHARACTERISTICS
FREQUENCY TOLERANCE FOR OPERATING TEMP IN PERCENT-0.002 TO 0.002
TERMINAL DIAMETER0.040 INCHES NOMINAL IN
TERMINAL LENGTH0.238 INCHES NOMINAL IN
MODE OF OSCILLATIONFUNDAMENTAL
BODY WIDTH0.526 INCHES NOMINAL IN
EQUIVALENT RESISTANCE VALUE IN OHMS40.0 MAXIMUM
OVERALL THICKNESS0.200 INCHES NOMINAL IN
STYLE DESIGNATOROVAL BODY, PIN TERMINALS
OVERALL LENGTH0.738 INCHES NOMINAL IN
OVERALL WIDTH0.552 INCHES NOMINAL 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

No substitute or cross-reference records for this part.

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 537961-4?
537961-4 is a CRYSTAL UNIT,QUARTZ.
What is the NSN for 537961-4?
537961-4 is cataloged in the U.S. Government catalog under NSN 5955-00-944-7704. 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.