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Technical Data Sheet
PartsTable / COMPONENT / 7561G
7561G ✓ 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

IBM FLEX SYSTEM FC5054 4-PORT FC-16GB ADAPTER. Key specifications include material: STEEL LOCATION NOT OTHERWISE SPECIFIED, body_shape: ROUND, design_type: DRY, coolant_type: AIR, inlet_location: CENTERED ON END OF BODY, muffler_design: STRAIGHT THROUGH. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2990-00-594-0047, 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
7561G
NSN: 2990-00-594-0047
FSC: 2990
CAGE: 45152 — OSHKOSH CORP (USA)
SPECIFICATIONS
materialSTEEL LOCATION NOT OTHERWISE SPECIFIED
body_shapeROUND
design_typeDRY
coolant_typeAIR
inlet_locationCENTERED ON END OF BODY
muffler_designSTRAIGHT THROUGH
overall_length48.750 INCHES NOMINAL IN
outlet_locationCENTERED ON END OF BODY
overall_diameter5.000 INCHES NOMINAL IN
thread_directionRIGHT-HAND SINGLE INLET
inlet_thread_size4-8 SINGLE INLET
surface_treatmentALUMINUM
NSN2990-00-594-0047
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR CAP: 16GB IBM FLEX SYSTEM FC5054 4-PORT FC-16GB ADAPTER TITLE COMPONENT PN 7561G MFR IBM FLEX SYSTEM FC5054
KEY FEATURES
•
16GB Capacity
•
INLET PROJECTION LENGTH: 8.250 INCHES NOMINAL SINGLE INLET IN
•
INLET LOCATION: CENTERED ON END OF BODY
•
MATERIAL: STEEL LOCATION NOT OTHERWISE SPECIFIED
•
INLET THREAD SIZE: 4-8 SINGLE INLET
•
COOLANT TYPE: AIR
•
BODY SHAPE: ROUND
•
OUTLET OUTSIDE DIAMETER: 4.000 INCHES NOMINAL FIRST OUTLET IN
TYPICAL APPLICATIONS
  • Data center top-of-rack switching
  • High-speed server interconnects (10G/25G/40G/100G)
  • Storage network fabric (iSCSI, FCoE)
  • Campus and branch network infrastructure
  • Firewall and security appliance connectivity
  • WAN edge and SD-WAN deployments
TECHNICAL CHARACTERISTICS (FLIS)
INLET PROJECTION LENGTH8.250 INCHES NOMINAL SINGLE INLET IN
INLET LOCATIONCENTERED ON END OF BODY
MATERIALSTEEL LOCATION NOT OTHERWISE SPECIFIED
INLET THREAD SIZE4-8 SINGLE INLET
COOLANT TYPEAIR
BODY SHAPEROUND
OVERALL LENGTH48.750 INCHES NOMINAL IN
OUTLET OUTSIDE DIAMETER4.000 INCHES NOMINAL FIRST OUTLET IN
INLET CONNECTION TYPETHREADED SINGLE INLET
SURFACE TREATMENTALUMINUM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
LA-361-5Interchangeable
interchangeable cross-reference
interchangeable
1923GInterchangeable
interchangeable cross-reference
interchangeable
424MAS1Interchangeable
interchangeable cross-reference
interchangeable
5054Interchangeable
IBM Flex System FC5054 4-Port FC-16GB Adapter
interchangeable
4NBC612ZPANG25Interchangeable
interchangeable cross-reference
interchangeable
AT-203/URM-6Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7561G?
7561G is a IBM FLEX SYSTEM FC5054 4-PORT FC-16GB ADAPTER.
What parts can replace 7561G?
There are 16 known substitutes for 7561G: LA-361-5, 1923G, 424MAS1 and 13 more. Substitute compatibility should be verified for your specific system.
Is 7561G still available?
7561G is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026