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Technical Data Sheet
PartsTable / COMPONENT / 49999-4
49999-4 ✓ Verified by PartsTable
— · COMPONENT
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 MICROCIRCUIT,MEMORY is a the manufacturer memory module engineered for enterprise server and workstation platforms requiring validated, high-reliability memory. Key specifications include body_width: 0.515 INCHES MINIMUM AND 0.600 INCHES MAXIMUM IN, body_height: 0.217 INCHES MAXIMUM IN, body_length: 1.235 INCHES MINIMUM AND 1.285 INCHES MAXIMUM IN, memory_capacity: UNKNOWN, features_provided: HERMETICALLY SEALED AND ULTRAVIOLET ERASABLE AND PROGRAMMABLE AND W/ENABLE, output_logic_form: N-TYPE METAL OXIDE-SEMICONDUCTOR LOGIC. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-303-3555, 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
49999-4
NSN: 5962-01-303-3555
FSC: 5962
CAGE: 05869 — RAYTHEON COMPANY DIV RMD STRATEGIC (USA)
SPECIFICATIONS
body_width0.515 INCHES MINIMUM AND 0.600 INCHES MAXIMUM IN
body_height0.217 INCHES MAXIMUM IN
body_length1.235 INCHES MINIMUM AND 1.285 INCHES MAXIMUM IN
memory_capacityUNKNOWN
features_providedHERMETICALLY SEALED AND ULTRAVIOLET ERASABLE AND PROGRAMMABLE AND W/ENABLE
output_logic_formN-TYPE METAL OXIDE-SEMICONDUCTOR LOGIC
inclosure_materialCERAMIC
memory_device_typeROM
storage_temp_range-65.0 TO 125.0 CELSIUS DEGC
operating_temp_range+0.0 TO 70.0 CELSIUS DEGC
input_circuit_pattern14 INPUT
inclosure_configurationDUAL-IN-LINE
NSN5962-01-303-3555
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MICROCIRCUIT,MEMORY TITLE COMPONENT PN 49999-4 MFR MICROCIRCUIT,MEMORY
KEY FEATURES
•
BODY LENGTH: 1.235 INCHES MINIMUM AND 1.285 INCHES MAXIMUM IN
•
BODY HEIGHT: 0.217 INCHES MAXIMUM IN
•
INCLOSURE MATERIAL: CERAMIC
•
MAXIMUM POWER DISSIPATION RATING: 790.0 MILLIWATTS
•
BODY WIDTH: 0.515 INCHES MINIMUM AND 0.600 INCHES MAXIMUM IN
•
TERMINAL TYPE AND QUANTITY: 24 PRINTED CIRCUIT
•
MEMORY CAPACITY: UNKNOWN
•
VOLTAGE RATING AND TYPE PER CHARACTERISTIC: 6.0 VOLTS MAXIMUM POWER SOURCE
TYPICAL APPLICATIONS
  • Server memory expansion for virtualization workloads
  • Database performance optimization (in-memory computing)
  • VDI and remote desktop session hosting
  • High-performance computing (HPC) clusters
  • Mail server and collaboration platform scaling
  • Application server tier expansion
TECHNICAL CHARACTERISTICS (FLIS)
BODY LENGTH1.235 INCHES MINIMUM AND 1.285 INCHES MAXIMUM IN
BODY HEIGHT0.217 INCHES MAXIMUM IN
INCLOSURE MATERIALCERAMIC
MAXIMUM POWER DISSIPATION RATING790.0 MILLIWATTS
BODY WIDTH0.515 INCHES MINIMUM AND 0.600 INCHES MAXIMUM IN
TERMINAL TYPE AND QUANTITY24 PRINTED CIRCUIT
MEMORY CAPACITYUNKNOWN
VOLTAGE RATING AND TYPE PER CHARACTERISTIC6.0 VOLTS MAXIMUM POWER SOURCE
TERMINAL SURFACE TREATMENTSOLDER
TIME RATING PER CHACTERISTIC250.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 250.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT NS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
U2732A-2Interchangeable
interchangeable cross-reference
interchangeable
D2732A-2Interchangeable
interchangeable cross-reference
interchangeable
102121Interchangeable
interchangeable cross-reference
interchangeable
51096-0001Interchangeable
interchangeable cross-reference
interchangeable
51096-0088Interchangeable
interchangeable cross-reference
interchangeable
ROM/PROM FAMILY 042Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 49999-4?
49999-4 is a MICROCIRCUIT,MEMORY.
What parts can replace 49999-4?
There are 15 known substitutes for 49999-4: U2732A-2, D2732A-2, 102121 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 49999-4?
49999-4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-303-3555. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026