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Technical Data Sheet
PartsTable / MRO / 1603976
1603976 ✓ 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 PROCESSOR,SIGNAL DATA is a the manufacturer processor designed for enterprise server workloads requiring multi-threaded performance and reliability. Key specifications include body_width: 1.630 INCHES MAXIMUM IN, body_height: 2.380 INCHES MAXIMUM IN, body_length: 1.630 INCHES MAXIMUM IN, inclosure_type: ENCASED, overall_height: 2.755 INCHES NOMINAL IN, style_designator: RECTANGULAR TERMINAL/TERMINALS ON ONE SURFACE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5915-01-204-1077, 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→ 1603976
NSN: 5915-01-204-1077
FSC: 5915
CAGE: 56232 — LOCKHEED MARTIN CORPORATION DIV RMS - MITCHEL FIELD (USA)
SPECIFICATIONS
body_width1.630 INCHES MAXIMUM IN
body_height2.380 INCHES MAXIMUM IN
body_length1.630 INCHES MAXIMUM IN
inclosure_typeENCASED
overall_height2.755 INCHES NOMINAL IN
style_designatorRECTANGULAR TERMINAL/TERMINALS ON ONE SURFACE
nominal_thread_size0.138 INCHES IN
load_impedance_per_function10.0 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
reference_frequency_per_function50.0 HERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
mounting_facility_type_and_quantity4 THREADED STUD(S) LOCATION NOT OTHERWISE SPECIFIED
source_impedance_rating_per_function10.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
functional_terminal_type_and_quantity3 TAB, SOLDER LUG INPUT-OUTPUT/GROUND LOCATION NOT OTHERWISE SPECIFIED
NSN5915-01-204-1077
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PROCESSOR,SIGNAL DATA TITLE COMPONENT PN 1603976 MFR PROCESSOR,SIGNAL DATA
KEY FEATURES
•
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH: 1.187 INCHES NOMINAL IN
•
MOUNTING FACILITY SCREW THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
REFERENCE FREQUENCY PER FUNCTION: 50.0 HERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
•
INCLOSURE TYPE: ENCASED
•
MOUNTING FACILITY TYPE AND QUANTITY: 4 THREADED STUD(S) LOCATION NOT OTHERWISE SPECIFIED
•
BODY HEIGHT: 2.380 INCHES MAXIMUM IN
•
LOAD IMPEDANCE PER FUNCTION: 10.0 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
TYPICAL APPLICATIONS
  • Enterprise virtualization host density upgrades
  • Database server performance scaling
  • AI/ML inference workloads
  • High-performance computing (HPC) clusters
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL HEIGHT2.755 INCHES NOMINAL IN
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH1.187 INCHES NOMINAL IN
MOUNTING FACILITY SCREW THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
REFERENCE FREQUENCY PER FUNCTION50.0 HERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
INCLOSURE TYPEENCASED
MOUNTING FACILITY TYPE AND QUANTITY4 THREADED STUD(S) LOCATION NOT OTHERWISE SPECIFIED
BODY HEIGHT2.380 INCHES MAXIMUM IN
LOAD IMPEDANCE PER FUNCTION10.0 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
SOURCE IMPEDANCE RATING PER FUNCTION10.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
FUNCTIONAL TERMINAL TYPE AND QUANTITY3 TAB, SOLDER LUG INPUT-OUTPUT/GROUND LOCATION NOT OTHERWISE SPECIFIED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
5940001434780Interchangeable
interchangeable cross-reference
interchangeable
YAE12NInterchangeable
interchangeable cross-reference
interchangeable
2551HXInterchangeable
interchangeable cross-reference
interchangeable
4875Interchangeable
interchangeable cross-reference
interchangeable
509-1967688Interchangeable
interchangeable cross-reference
interchangeable
DYV400-49Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1603976?
1603976 is a PROCESSOR,SIGNAL DATA. It is classified as a MRO (MRO_GENERAL).
What parts can replace 1603976?
There are 13 known substitutes for 1603976: 5940001434780, YAE12N, 2551HX and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1603976?
1603976 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5915-01-204-1077. 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