G637858-1 — CRYSTAL UNIT,QUARTZ

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

G637858-1: CRYSTAL UNIT,QUARTZ.

The CRYSTAL UNIT,QUARTZ is a the manufacturer industrial component. Key specifications include diameter: 0.515 INCHES MAXIMUM IN, overall_length: 1.550 INCHES MAXIMUM IN, terminal_length: 0.730 INCHES MINIMUM IN, overall_diameter: 0.620 INCHES MAXIMUM IN, style_designator: HAT TYPE, 5 WIRE LEADS, circuit_resonance: SERIES RESONANCE. This part is cataloged in the U.S.

Government catalog under NSN 5955-01-131-2015, 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

G637858-1

NSN: 5955-01-131-2015
FSC: 5955 — Oscillators and Piezoelectric Crystals
CAGE: 01714 — LUCENT TECHNOLOGIES INC ADVANCED TECHNOLOGY SYSTEMS (USA)

SPECIFICATIONS

diameter	0.515 INCHES MAXIMUM IN
overall_length	1.550 INCHES MAXIMUM IN
terminal_length	0.730 INCHES MINIMUM IN
overall_diameter	0.620 INCHES MAXIMUM IN
style_designator	HAT TYPE, 5 WIRE LEADS
circuit_resonance	SERIES RESONANCE
terminal_diameter	0.019 INCHES NOMINAL IN
drive_level_rating	100.0 MICROAMPERES MINIMUM AND 150.0 MICROAMPERES MAXIMUM
mode_of_oscillation	FUNDAMENTAL
specified_frequency	202.800 KILOHERTZ
operating_temp_range	+13.0 TO 33.0 CELSIUS DEGC
equivalent_resistance_value_in_ohms	10.0 MINIMUM AND 130.0 MAXIMUM
NSN	5955-01-131-2015

COMPONENT DIAGRAM

KEY FEATURES

•

DISTANCE BETWEEN CENTER TERMINAL AND OUTSIDE TERMINAL CENTERS: 0.100 INCHES NOMINAL IN

•

FREQUENCY TOLERANCE FOR OPERATING TEMP IN PERCENT: -0.010 TO 0.010

•

TERMINAL DIAMETER: 0.019 INCHES NOMINAL IN

•

SECOND CENTER TO CENTER DISTANCE BETWEEN TERMINALS: 0.200 INCHES NOMINAL IN

•

OVERALL DIAMETER: 0.620 INCHES MAXIMUM IN

•

TERMINAL LENGTH: 0.730 INCHES MINIMUM IN

•

MODE OF OSCILLATION: FUNDAMENTAL

•

EQUIVALENT RESISTANCE VALUE IN OHMS: 10.0 MINIMUM AND 130.0 MAXIMUM

TECHNICAL CHARACTERISTICS

DISTANCE BETWEEN CENTER TERMINAL AND OUTSIDE TERMINAL CENTERS	0.100 INCHES NOMINAL IN
FREQUENCY TOLERANCE FOR OPERATING TEMP IN PERCENT	-0.010 TO 0.010
TERMINAL DIAMETER	0.019 INCHES NOMINAL IN
SECOND CENTER TO CENTER DISTANCE BETWEEN TERMINALS	0.200 INCHES NOMINAL IN
OVERALL DIAMETER	0.620 INCHES MAXIMUM IN
TERMINAL LENGTH	0.730 INCHES MINIMUM IN
MODE OF OSCILLATION	FUNDAMENTAL
EQUIVALENT RESISTANCE VALUE IN OHMS	10.0 MINIMUM AND 130.0 MAXIMUM
STYLE DESIGNATOR	HAT TYPE, 5 WIRE LEADS
DIAMETER	0.515 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 2

G823206-1Reference document

Same NSN cross-reference

Reference document — Secondary reference

GA54078L1Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is G637858-1?

G637858-1 is a CRYSTAL UNIT,QUARTZ.

What parts can replace G637858-1?

There are 2 known substitutes for G637858-1: G823206-1, GA54078L1. Substitute compatibility should be verified for your specific system.

What is the NSN for G637858-1?

G637858-1 is cataloged in the U.S. Government catalog under NSN 5955-01-131-2015. This indicates validated use in U.S. government and defense supply chains.

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G637858-1 — CRYSTAL UNIT,QUARTZ

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