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Technical Data Sheet
BS5-1803PC4 ✓ 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 corner_shape: SQUARE INSIDE RIGHT CORNER, overall_length: 3.5000 INCHES NOMINAL IN, keyway_dimension: 0.5000 INCHES NOMINAL INTERNAL KEYWAY LENGTH IN, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, body_inside_diameter: 0.6250 INCHES NOMINAL IN, body_outside_diameter: 0.8750 INCHES NOMINAL 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 4320-00-336-5388, 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
BS5-1803PC4
NSN: 4320-00-336-5388
FSC: 4320
CAGE: 63857 — CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS (USA)
SPECIFICATIONS
corner_shapeSQUARE INSIDE RIGHT CORNER
overall_length3.5000 INCHES NOMINAL IN
keyway_dimension0.5000 INCHES NOMINAL INTERNAL KEYWAY LENGTH IN
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter0.6250 INCHES NOMINAL IN
body_outside_diameter0.8750 INCHES NOMINAL IN
NSN4320-00-336-5388
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,ELECTROLYTIC TITLE COMPONENT PN BS5-1803PC4 MFR CAPACITOR,FIXED,ELECTR
KEY FEATURES
KEYWAY DIMENSION: 0.5000 INCHES NOMINAL INTERNAL KEYWAY LENGTH IN
CORNER SHAPE: CHAMFERED INSIDE LEFT CORNER
BODY INSIDE DIAMETER: 0.6250 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER: 0.8750 INCHES NOMINAL IN
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
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)
KEYWAY DIMENSION0.5000 INCHES NOMINAL INTERNAL KEYWAY LENGTH IN
CORNER SHAPECHAMFERED INSIDE LEFT CORNER
KEYWAY DIMENSION0.1250 INCHES NOMINAL INTERNAL KEYWAY WIDTH IN
KEYWAY DIMENSION0.0620 INCHES NOMINAL INTERNAL KEYWAY DEPTH IN
CORNER SHAPESQUARE INSIDE RIGHT CORNER
BODY INSIDE DIAMETER0.6250 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER0.8750 INCHES NOMINAL IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
OVERALL LENGTH3.5000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
D65Interchangeable
interchangeable cross-reference
interchangeable
101149-040Interchangeable
interchangeable cross-reference
interchangeable
P65Interchangeable
interchangeable cross-reference
interchangeable
S0310-905RInterchangeable
interchangeable cross-reference
interchangeable
MS3393-5Interchangeable
interchangeable cross-reference
interchangeable
3010373Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BS5-1803PC4?
BS5-1803PC4 is a CAPACITOR,FIXED,ELECTROLYTIC.
What parts can replace BS5-1803PC4?
There are 18 known substitutes for BS5-1803PC4: D65, 101149-040, P65 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for BS5-1803PC4?
BS5-1803PC4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-336-5388. This indicates validated use in U.S. government and defense supply chains.
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