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Technical Data Sheet
PartsTable / MRO / 2021A

2021A — Technical Data Sheet

✓ 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

CAPACITOR,FIXED,METALLIZED,PAPER. Key specifications include end_item_identification: REGIONAL HUB NODE (RHN)AN/FSC-133. This part is cataloged in the Federal Logistics Information System under NSN 6625-01-150-5220, 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→ 2021A
NSN: 6625-01-150-5220
FSC: 6625
CAGE: 04237 — ASSOCIATED RESEARCH INCORPORATED (USA)
SPECIFICATIONS
end_item_identificationREGIONAL HUB NODE (RHN)AN/FSC-133
NSN6625-01-150-5220
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,METALLIZED,PAPER TITLE COMPONENT PN 2021A MFR CAPACITOR,FIXED,METALL
KEY FEATURES
•
STYLE DESIGNATOR: RECTANGULAR OR SQUARE
•
FEATURES PROVIDED: PORTABLE
•
POWER SOURCE: INTERNAL
•
MEASUREMENT RANGE: +0.0 TO 100.0 MEGOHMS SINGLE INDICATOR SECOND RANGE
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
STYLE DESIGNATORRECTANGULAR OR SQUARE
FEATURES PROVIDEDPORTABLE
POWER SOURCEINTERNAL
OVERALL WIDTH4.750 INCHES NOMINAL IN
OVERALL LENGTH6.500 INCHES NOMINAL IN
OVERALL HEIGHT7.250 INCHES NOMINAL IN
MEASUREMENT RANGE+0.0 TO 100.0 MEGOHMS SINGLE INDICATOR SECOND RANGE
SPECIAL FEATURESPOWERED BY HAND CRANK
MEASUREMENT RANGE+0.0 TO 600.0 VOLTS, AC SINGLE INDICATOR THIRD RANGE
MEASUREMENT RANGE+0.0 TO 1.0 KILOHMS SINGLE INDICATOR FIRST RANGE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
76761InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
705517-001InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
GL75E-SFP-1550InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
ZM-66/UInterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
7676ARKInterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMATSourcing: other
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FREQUENTLY ASKED QUESTIONS
What is 2021A?
2021A is a CAPACITOR,FIXED,METALLIZED,PAPER. It is classified as a MRO (MRO_GENERAL).
What parts can replace 2021A?
There are 5 known substitutes for 2021A: 76761, 705517-001, GL75E-SFP-1550 and 2 more. Substitute compatibility should be verified for your specific system.
Is 2021A still available?
2021A 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: October 2026