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Technical Data Sheet

30303 — Technical Data Sheet

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Melissa & Doug · 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,VARIABLE,MICA DIELECTR. Key specifications include shape: ROUND, material: STEEL OVERALL, body_style: COMPRESSION, body_width: 0.875 INCHES NOMINAL IN, body_height: 0.844 INCHES NOMINAL IN, body_length: 0.938 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 5950-00-253-7073, 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→ 30303
NSN: 5950-00-253-7073
FSC: 5950
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
shapeROUND
materialSTEEL OVERALL
body_styleCOMPRESSION
body_width0.875 INCHES NOMINAL IN
body_height0.844 INCHES NOMINAL IN
body_length0.938 INCHES NOMINAL IN
strap_width3.0 INCHES NOMINAL IN
thread_class2A A
overall_width19.510 INCHES NOMINAL IN
inclosure_typeENCASED
overall_length0.677 INCHES MINIMUM AND 0.697 INCHES MAXIMUM IN
mounting_methodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
NSN5950-00-253-7073
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Melissa & Doug CAPACITOR,VARIABLE,MICA DIELECTR TITLE COMPONENT PN 30303 MFR Melissa & Doug CAPACITOR,VARIABLE,MIC
KEY FEATURES
•
MOUNTING HOLE DIAMETER: 0.266 INCHES NOMINAL SINGLE GROUP IN
•
INPUT-OUTPUT PHASE RELATIONSHIP: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
•
RELIABILITY INDICATOR: NOT ESTABLISHED
•
WINDING OPERATING VOLTAGE: 11.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
•
BODY LENGTH: 4.938 INCHES NOMINAL IN
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 3.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
•
BODY WIDTH: 4.875 INCHES NOMINAL IN
•
WINDING OPERATING CURRENT: 3.25 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
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
MOUNTING HOLE DIAMETER0.266 INCHES NOMINAL SINGLE GROUP IN
INPUT-OUTPUT PHASE RELATIONSHIPSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
RELIABILITY INDICATORNOT ESTABLISHED
WINDING OPERATING VOLTAGE11.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
BODY LENGTH4.938 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH3.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
BODY WIDTH4.875 INCHES NOMINAL IN
WINDING OPERATING CURRENT3.25 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
TERMINAL TYPE AND QUANTITY7 TAB, SOLDER LUG
WINDING OPERATING VOLTAGE100.00 AC VOLTS NOMINAL SINGLE COMPONENT ALL PRIMARY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
FCB20495LInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
FCD25052LInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
A-A-412InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
00606296009859InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
CV103-303InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
A10397InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 30303?
30303 is a CAPACITOR,VARIABLE,MICA DIELECTR manufactured by Melissa & Doug. It is classified as a MRO (MRO_GENERAL).
What parts can replace 30303?
There are 12 known substitutes for 30303: FCB20495L, FCD25052L, A-A-412 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 30303?
30303 is cataloged in the Federal Logistics Information System under NSN 5950-00-253-7073. This indicates validated use in U.S. government and defense supply chains.
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