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Technical Data Sheet
PartsTable / MRO / 989C656H04
989C656H04 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The 989C656H04 is a the manufacturer industrial component. Key specifications include display_type: GAS DISCHARGE TUBE, indicator_type: DIGITAL DISPLAY, accuracy_rating: PORM 0.10 PCT OF READING SINGLE INDICATOR SINGLE RANGE, frequency_rating: 50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM, measurement_range: +0.0 TO 1000.0 VOLTS, DC SINGLE INDICATOR SINGLE RANGE, nuclear_hardness_critical_feature: NONHARDENED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-01-059-3810, 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
MRO→ MRO_GENERAL→ 989C656H04
NSN: 6625-01-059-3810
FSC: 6625
CAGE: 18323 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA ELECTRONIC SYSTEMS (USA)
SPECIFICATIONS
display_typeGAS DISCHARGE TUBE
indicator_typeDIGITAL DISPLAY
accuracy_ratingPORM 0.10 PCT OF READING SINGLE INDICATOR SINGLE RANGE
frequency_rating50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM
measurement_range+0.0 TO 1000.0 VOLTS, DC SINGLE INDICATOR SINGLE RANGE
display_digit_quantity4
supplementary_features10 MSEC CONVERSION TIME; DISPLAY-SINGLE PLANE,7 SEGMENT; 6 WATTS; 17 OZ.; CASE 20 PCT GLASS-FILLED,BLACK; 1VOLT RESOLUTION; TEMP: OPER 0-55 DEG C,STORAGE M10/P85 DEG C OZ
nuclear_hardness_critical_featureNONHARDENED
operating_voltage_rating_in_volts115.0 AC NOMINAL
circuit_current_for_which_designedAC AND DC
dielectric_withstanding_voltage_in_volts1000.0
NSN6625-01-059-3810
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 989C656H04 TITLE COMPONENT PN 989C656H04 MFR 989C656H04
KEY FEATURES
•
SUPPLEMENTARY FEATURES: 10 MSEC CONVERSION TIME; DISPLAY-SINGLE PLANE,7 SEGMENT; 6 WATTS; 17 OZ.; CASE 20 PCT GLASS-FILLED,BLACK; 1VOLT RESOLUTION; TEMP: OPER 0-55 DEG C,STORAGE M10/P85 DEG C OZ
•
ACCURACY RATING: PORM 0.10 PCT OF READING SINGLE INDICATOR SINGLE RANGE
•
OPERATING VOLTAGE RATING IN VOLTS: 115.0 AC NOMINAL
•
NUCLEAR HARDNESS CRITICAL FEATURE: NONHARDENED
•
CIRCUIT CURRENT FOR WHICH DESIGNED: AC AND DC
•
DISPLAY DIGIT QUANTITY: 4
•
MEASUREMENT RANGE: +0.0 TO 1000.0 VOLTS, DC SINGLE INDICATOR SINGLE RANGE
•
DISPLAY TYPE: GAS DISCHARGE TUBE
TECHNICAL CHARACTERISTICS (FLIS)
SUPPLEMENTARY FEATURES10 MSEC CONVERSION TIME; DISPLAY-SINGLE PLANE,7 SEGMENT; 6 WATTS; 17 OZ.; CASE 20 PCT GLASS-FILLED,BLACK; 1VOLT RESOLUTION; TEMP: OPER 0-55 DEG C,STORAGE M10/P85 DEG C OZ
ACCURACY RATINGPORM 0.10 PCT OF READING SINGLE INDICATOR SINGLE RANGE
OPERATING VOLTAGE RATING IN VOLTS115.0 AC NOMINAL
NUCLEAR HARDNESS CRITICAL FEATURENONHARDENED
CIRCUIT CURRENT FOR WHICH DESIGNEDAC AND DC
DISPLAY DIGIT QUANTITY4
MEASUREMENT RANGE+0.0 TO 1000.0 VOLTS, DC SINGLE INDICATOR SINGLE RANGE
DISPLAY TYPEGAS DISCHARGE TUBE
INDICATOR TYPEDIGITAL DISPLAY
FREQUENCY RATING50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
11073000016Interchangeable
interchangeable cross-reference
interchangeable
431-204Interchangeable
interchangeable cross-reference
interchangeable
1073000016Interchangeable
interchangeable cross-reference
interchangeable
431205Interchangeable
interchangeable cross-reference
interchangeable
76050Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 989C656H04?
989C656H04 is a 989C656H04. It is classified as a MRO (MRO_GENERAL).
What parts can replace 989C656H04?
There are 5 known substitutes for 989C656H04: 11073000016, 431-204, 1073000016 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 989C656H04?
989C656H04 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-01-059-3810. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: July 2026