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Technical Data Sheet
PartsTable / COMPONENT / W-222
W-222 ✓ 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 CAPACITOR,FIXED,ELECTROLYTIC is a the manufacturer cache protection component designed to preserve data integrity during power loss events in enterprise server and storage controller environments. Key specifications include material: COPPER ALLOY OVERALL, overall_length: 48.000 INCHES NOMINAL IN, style_designator: STRAIGHT JAW, features_provided: NONMAGNETIC AND NONSPARKING, wrenching_surface_size: 1.315 INCHES MINIMUM AND 5.563 INCHES MAXIMUM SINGLE END IN, wrenching_surface_shape: RECTANGULAR SINGLE END INTERNAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-00-240-1416, 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
W-222
NSN: 5120-00-240-1416
FSC: 5120
CAGE: 61452 — NGK METALS CORPORATION DBA N G K BERYLCO (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
overall_length48.000 INCHES NOMINAL IN
style_designatorSTRAIGHT JAW
features_providedNONMAGNETIC AND NONSPARKING
wrenching_surface_size1.315 INCHES MINIMUM AND 5.563 INCHES MAXIMUM SINGLE END IN
wrenching_surface_shapeRECTANGULAR SINGLE END INTERNAL
NSN5120-00-240-1416
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,ELECTROLYTIC TITLE COMPONENT PN W-222 MFR CAPACITOR,FIXED,ELECTR
KEY FEATURES
•
STYLE DESIGNATOR: STRAIGHT JAW
•
MATERIAL: COPPER ALLOY OVERALL
•
WRENCHING SURFACE SIZE: 1.315 INCHES MINIMUM AND 5.563 INCHES MAXIMUM SINGLE END IN
•
FEATURES PROVIDED: NONMAGNETIC AND NONSPARKING
•
WRENCHING SURFACE SHAPE: RECTANGULAR SINGLE END INTERNAL
TYPICAL APPLICATIONS
  • RAID cache protection during power loss events
  • Write-back cache enablement for storage controllers
  • Enterprise server data integrity assurance
  • Hot-swap battery/capacitor replacement in production
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORSTRAIGHT JAW
MATERIALCOPPER ALLOY OVERALL
WRENCHING SURFACE SIZE1.315 INCHES MINIMUM AND 5.563 INCHES MAXIMUM SINGLE END IN
FEATURES PROVIDEDNONMAGNETIC AND NONSPARKING
WRENCHING SURFACE SHAPERECTANGULAR SINGLE END INTERNAL
OVERALL LENGTH48.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
W2-16Interchangeable
interchangeable cross-reference
interchangeable
7285909Interchangeable
interchangeable cross-reference
interchangeable
23B52028Interchangeable
interchangeable cross-reference
interchangeable
5120-00-264-5206Interchangeable
interchangeable cross-reference
interchangeable
A-A-2494Interchangeable
interchangeable cross-reference
interchangeable
RIDGED-14INCHInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is W-222?
W-222 is a CAPACITOR,FIXED,ELECTROLYTIC.
What parts can replace W-222?
There are 19 known substitutes for W-222: W2-16, 7285909, 23B52028 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for W-222?
W-222 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-00-240-1416. 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