PartsTable
Technical Data Sheet
21000-3 ✓ 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 CAPACITOR,FIXED 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: STEEL COMP 1020 TERMINALS, bulb_type: FLEXIBLE CAPILLARY, body_style: BARRIER TYPE, scale_type: DIAL, dial_diameter: 2.500 INCHES NOMINAL IN, base_thickness: 0.560 INCHES IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6685-00-092-4726, 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 21000-3
NSN: 6685-00-092-4726
FSC: 6685
CAGE: 38508 — DESCO CORP MARSH BELLOFRAM DIV (USA)
SPECIFICATIONS
materialSTEEL COMP 1020 TERMINALS
bulb_typeFLEXIBLE CAPILLARY
body_styleBARRIER TYPE
scale_typeDIAL
bulb_quantity1
dial_diameter2.500 INCHES NOMINAL IN
base_thickness0.560 INCHES IN
terminal_designNONFEEDTHRU
special_markingsLEGEND IN TWO ROWS,FIRST ROW INDICATING COLORS AS FOLLOWS,WHITE,BLACK,YELLOW,RED,GREEN,BROWN,BLUE; SECOND ROW INDICATING INFORMATION AS FOLLOWS,GRD,CLEAR,L. TURN,STOP,R. TURN,TAIL,AUX
board_constructionHOLLOW CONSTRUCTION WITHOUT INSULATED STRIP
board_overall_width1.812 INCHES IN
board_overall_height0.980 INCHES IN
NSN6685-00-092-4726
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED TITLE COMPONENT PN 21000-3 MFR CAPACITOR,FIXED
KEY FEATURES
BULB TYPE: FLEXIBLE CAPILLARY
BULB QUANTITY: 1
SCALE INSCRIPTION/BACKGROUND COLOR: BLACK MARKINGS ON WHITE BACKGROUND
FLEXIBLE TUBE LENGTH: 36.000 INCHES NOMINAL IN
ACTIVE PORTION LENGTH: 3.500 INCHES NOMINAL IN
SCALE SMALLEST INCREMENT: 2.0 DEG FAHRENHEIT
SCALE TYPE: DIAL
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)
BULB TYPEFLEXIBLE CAPILLARY
BULB QUANTITY1
SCALE INSCRIPTION/BACKGROUND COLORBLACK MARKINGS ON WHITE BACKGROUND
FLEXIBLE TUBE LENGTH36.000 INCHES NOMINAL IN
ACTIVE PORTION LENGTH3.500 INCHES NOMINAL IN
SCALE SMALLEST INCREMENT2.0 DEG FAHRENHEIT
SCALE TYPEDIAL
END ITEM IDENTIFICATIONAIRCRAFT,GALAXY C-5
DIAL DIAMETER2.500 INCHES NOMINAL IN
SPECIAL FEATURESADJUSTABLE CLIP MOUNTING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
L537-500RInterchangeable
interchangeable cross-reference
interchangeable
633509-3RInterchangeable
interchangeable cross-reference
interchangeable
21000-3Interchangeable
interchangeable cross-reference
interchangeable
20309Interchangeable
interchangeable cross-reference
interchangeable
12360363Interchangeable
interchangeable cross-reference
interchangeable
94-6470Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 21000-3?
21000-3 is a CAPACITOR,FIXED. It is classified as a MRO (MRO_GENERAL).
What parts can replace 21000-3?
There are 10 known substitutes for 21000-3: L537-500R, 633509-3R, 21000-3 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 21000-3?
21000-3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6685-00-092-4726. This indicates validated use in U.S. government and defense supply chains.
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