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PartsTable / COMPONENT / 85-49421-001
85-49421-001 ✓ 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: 0.500 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN, body_height: 0.150 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN, body_length: 1.290 INCHES MAXIMUM IN, overall_height: 0.345 INCHES MINIMUM AND 0.425 INCHES MAXIMUM IN, memory_capacity: UNKNOWN, special_features: NUCLEAR HARDNESS CRITICAL ITEM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-312-4685, 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
85-49421-001
NSN: 5962-01-312-4685
FSC: 5962
CAGE: 33875 — RAYTHEON E-SYSTEMS, INC (USA)
SPECIFICATIONS
body_width0.500 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN
body_height0.150 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN
body_length1.290 INCHES MAXIMUM IN
overall_height0.345 INCHES MINIMUM AND 0.425 INCHES MAXIMUM IN
memory_capacityUNKNOWN
special_featuresNUCLEAR HARDNESS CRITICAL ITEM
features_providedELECTROSTATIC SENSITIVE AND HERMETICALLY SEALED AND BURN IN AND PROGRAMMABLE
output_logic_formCOMPLEMENTARY-METAL OXIDE-SEMICONDUCTOR LOGIC
inclosure_materialCERAMIC
memory_device_typeROM
storage_temp_range-65.0 TO 150.0 CELSIUS DEGC
test_data_document96906-MIL-STD-883 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
NSN5962-01-312-4685
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MICROCIRCUIT,MEMORY TITLE COMPONENT PN 85-49421-001 MFR MICROCIRCUIT,MEMORY
KEY FEATURES
•
INPUT CIRCUIT PATTERN: 14 INPUT
•
BODY WIDTH: 0.500 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN
•
BODY LENGTH: 1.290 INCHES MAXIMUM IN
•
INCLOSURE CONFIGURATION: DUAL-IN-LINE
•
TIME RATING PER CHACTERISTIC: 45.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 45.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT NS
•
TEST DATA DOCUMENT: 96906-MIL-STD-883 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
•
MEMORY CAPACITY: UNKNOWN
•
TERMINAL SURFACE TREATMENT: SOLDER
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)
INPUT CIRCUIT PATTERN14 INPUT
BODY WIDTH0.500 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN
BODY LENGTH1.290 INCHES MAXIMUM IN
INCLOSURE CONFIGURATIONDUAL-IN-LINE
TIME RATING PER CHACTERISTIC45.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 45.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT NS
TEST DATA DOCUMENT96906-MIL-STD-883 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
MEMORY CAPACITYUNKNOWN
TERMINAL SURFACE TREATMENTSOLDER
TERMINAL TYPE AND QUANTITY24 PRINTED CIRCUIT
MEMORY DEVICE TYPEROM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
ROM/PROM HEAD 222Interchangeable
interchangeable cross-reference
interchangeable
5962-8751501LAInterchangeable
interchangeable cross-reference
interchangeable
WS57C49B-45TMBInterchangeable
interchangeable cross-reference
interchangeable
ROM/PROMInterchangeable
Same NIIN cross-reference
interchangeable
NH85-49421-001Interchangeable
Same NIIN cross-reference
interchangeable
CY7C261-45DMBInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 85-49421-001?
85-49421-001 is a MICROCIRCUIT,MEMORY.
What parts can replace 85-49421-001?
There are 6 known substitutes for 85-49421-001: ROM/PROM HEAD 222, 5962-8751501LA, WS57C49B-45TMB and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 85-49421-001?
85-49421-001 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-312-4685. This indicates validated use in U.S. government and defense supply chains.
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Last verified: July 2026