PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

GM820HM4AMicrocircuit,digital

Northrop Grumman Systems Corporation · NSN 5962-00-008-4486 · FSC 5962 · No Item Name Available
Verified by PartsTable
NSN 5962-00-008-4486 — this item is cataloged by the U.S. Government under National Stock Number 5962-00-008-4486. Primary manufacturer part number: GM820HM4A.
Features
  • Microcircuit,digital — FSC 5962
  • Output Logic Form: EMITTER-COUPLED LOGIC
  • Time Rating Per Chacteristic: 15.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 15.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT NS
  • Terminal Type and Quantity: 14 PRINTED CIRCUIT
  • Body Length: 0.660 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN
  • Voltage Rating and Type Per Characteristic: -1.5 VOLTS MINIMUM POWER SOURCE AND 6.0 VOLTS MAXIMUM POWER SOURCE
  • Features Provided: HERMETICALLY SEALED AND MONOLITHIC AND POSITIVE OUTPUTS
  • Input Circuit Pattern: DUAL 4 INPUT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Microcircuit,digital, cataloged under National Stock Number 5962-00-008-4486, is classified within Federal Supply Class 5962 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5962-00-008-4486
Primary Part NumberGM820HM4A
Item NameMicrocircuit,digital
FSC / FSG5962 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation
StatusCANCELLED
Output Logic FormEMITTER-COUPLED LOGIC
Time Rating Per Chacteristic15.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 15.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT NS
Terminal Type and Quantity14 PRINTED CIRCUIT
Body Length0.660 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN
Voltage Rating and Type Per Characteristic-1.5 VOLTS MINIMUM POWER SOURCE AND 6.0 VOLTS MAXIMUM POWER SOURCE
Features ProvidedHERMETICALLY SEALED AND MONOLITHIC AND POSITIVE OUTPUTS
Input Circuit PatternDUAL 4 INPUT
Terminal Surface TreatmentSOLDER
Inclosure ConfigurationDUAL-IN-LINE
Body Width0.220 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN
Case Outline Source and DesignatorT0-116 JOINT ELECTRON DEVICE ENGINEERING COUNCIL
Inclosure MaterialCERAMIC AND GLASS
Storage Temp Range-65.0 TO 200.0 CELSIUS DEGC
Body Height0.140 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN
Maximum Power Dissipation Rating113.6 MILLIWATTS
Design Function and Quantity2 DRIVER
Operating Temp Range-55.0 TO 125.0 CELSIUS DEGC
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
5120-00-293-3005HSF-20S INTERCHANGEABLE
Face,hammer,inserted
Williams J H Industrial Products Inc
Cross-Reference Index
Part NumberManufacturer
GM820HM4A Northrop Grumman Systems Corporation (USA)
S8855A Philips Semiconductors Inc (USA)
15-106628-8551 General Dynamics Mission Systems, Inc. (USA)
S8855F Philips Semiconductors Inc (USA)
7902232-1 Ge Aviation Systems Llc Dba Ge Aviation (USA)
SIS46 Sequential Electronics Systems, Inc (USA)
N8855A Philips Semiconductors Inc (USA)
85175 Maxson Electronics Corp (USA)
SE855F Philips Semiconductors Inc (USA)
700850 Northern Telecom Inc Telecom Distribution Div (USA)
Related Parts
5120-00-293-3005INTERCHANGEABLE
FACE,HAMMER,INSERTED
HSF-20S

Frequently Asked Questions

What is NSN 5962-00-008-4486?

NSN 5962-00-008-4486 is a Microcircuit,digital, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5962 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5962-00-008-4486?

NSN 5962-00-008-4486 has 10 cross-referenced part numbers: GM820HM4A (Northrop Grumman Systems Corporation), S8855A (Philips Semiconductors Inc), 15-106628-8551 (General Dynamics Mission Systems, Inc.), S8855F (Philips Semiconductors Inc), 7902232-1 (Ge Aviation Systems Llc Dba Ge Aviation) and 5 more.

What NSN replaces 5962-00-008-4486?

There is 1 known substitute for 5962-00-008-4486: 5120-00-293-3005. Verify interchangeability with system specifications before substitution.

What are the specifications of GM820HM4A?

Key specifications for GM820HM4A: Output Logic Form: EMITTER-COUPLED LOGIC; Time Rating Per Chacteristic: 15.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 15.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT NS; Terminal Type and Quantity: 14 PRINTED CIRCUIT; Body Length: 0.660 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5962-00-008-4486 still in active supply?

NSN 5962-00-008-4486 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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