PartsTable
Technical Data Sheet
PartsTable / MRO / 608AS420
608AS420 ✓ 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,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 body_length: 1.890 INCHES MINIMUM AND 1.992 INCHES MAXIMUM IN, inclosure_type: ENCASED, style_designator: ROUND TERMINAL/TERMINALS ON OPPOSITE SURFACES, body_outside_diameter: 0.484 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN, reference_frequency_per_function: 500.0 KILOHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED, frequency_band_width_per_function: 0.00 KILOHERTZ BLANK AND 1.00 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5915-00-503-0050, 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→ 608AS420
NSN: 5915-00-503-0050
FSC: 5915
CAGE: 7ZXR5 — KEYSIGHT TECHNOLOGIES INC (USA)
SPECIFICATIONS
body_length1.890 INCHES MINIMUM AND 1.992 INCHES MAXIMUM IN
inclosure_typeENCASED
style_designatorROUND TERMINAL/TERMINALS ON OPPOSITE SURFACES
body_outside_diameter0.484 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
reference_frequency_per_function500.0 KILOHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
frequency_band_width_per_function0.00 KILOHERTZ BLANK AND 1.00 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
input_impedance_per_function_w/load5.0 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
functional_terminal_type_and_quantity1 WIRE LEAD OUTPUT SECOND FUNCTION
output_impedance_per_function_w/source_across_input5.0 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
NSN5915-00-503-0050
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,ELECTROLYTIC TITLE COMPONENT PN 608AS420 MFR CAPACITOR,FIXED,ELECTR
KEY FEATURES
•
FREQUENCY BAND WIDTH PER FUNCTION: 0.00 KILOHERTZ BLANK AND 1.00 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
•
BODY LENGTH: 1.890 INCHES MINIMUM AND 1.992 INCHES MAXIMUM IN
•
FUNCTIONAL TERMINAL TYPE AND QUANTITY: 1 WIRE LEAD INPUT FIRST FUNCTION
•
STYLE DESIGNATOR: ROUND TERMINAL/TERMINALS ON OPPOSITE SURFACES
•
INCLOSURE TYPE: ENCASED
•
INPUT IMPEDANCE PER FUNCTION W/LOAD: 5.0 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
•
REFERENCE FREQUENCY PER FUNCTION: 500.0 KILOHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
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)
FREQUENCY BAND WIDTH PER FUNCTION0.00 KILOHERTZ BLANK AND 1.00 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
BODY LENGTH1.890 INCHES MINIMUM AND 1.992 INCHES MAXIMUM IN
FUNCTIONAL TERMINAL TYPE AND QUANTITY1 WIRE LEAD INPUT FIRST FUNCTION
STYLE DESIGNATORROUND TERMINAL/TERMINALS ON OPPOSITE SURFACES
FUNCTIONAL TERMINAL TYPE AND QUANTITY1 WIRE LEAD OUTPUT SECOND FUNCTION
INCLOSURE TYPEENCASED
INPUT IMPEDANCE PER FUNCTION W/LOAD5.0 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
REFERENCE FREQUENCY PER FUNCTION500.0 KILOHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
BODY OUTSIDE DIAMETER0.484 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
OUTPUT IMPEDANCE PER FUNCTION W/SOURCE ACROSS INPUT5.0 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
N0041-3 REV D PIECE 28Interchangeable
interchangeable cross-reference
interchangeable
21856-2 PC 9T017Interchangeable
interchangeable cross-reference
interchangeable
21856-1 ITEMS 9T017Interchangeable
interchangeable cross-reference
interchangeable
2183Interchangeable
interchangeable cross-reference
interchangeable
83406BInterchangeable
interchangeable cross-reference
interchangeable
XC482Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
Ready to buy 608AS420?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 608AS420?
608AS420 is a CAPACITOR,FIXED,ELECTROLYTIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace 608AS420?
There are 13 known substitutes for 608AS420: N0041-3 REV D PIECE 28, 21856-2 PC 9T017, 21856-1 ITEMS 9T017 and 10 more. Substitute compatibility should be verified for your specific system.
Is 608AS420 still available?
608AS420 is currently cancelled.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 608AS420

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026