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Technical Data Sheet
PartsTable / COMPONENT / S181-500
S181-500 ✓ 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

CAPACITOR,FIXED,PAPER DIELECTRIC. Key specifications include physical_form: CRYSTAL, precious_material: SILVER, precious_material_and_weight: 8.410 SILVER OUNCES, TROY, medical_designation_and_grade: AMERICAN CHEMICAL SOCIETY, precious_material_and_location: THROUGHOUT SILVER, quantity_within_each_unit_package: 500.0 GRAMS G. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6810-00-233-0124, 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
S181-500
NSN: 6810-00-233-0124
FSC: 6810
CAGE: 22527 — FISHER SCIENTIFIC COMPANY L.L.C. (USA)
SPECIFICATIONS
physical_formCRYSTAL
precious_materialSILVER
precious_material_and_weight8.410 SILVER OUNCES, TROY
medical_designation_and_gradeAMERICAN CHEMICAL SOCIETY
precious_material_and_locationTHROUGHOUT SILVER
quantity_within_each_unit_package500.0 GRAMS G
NSN6810-00-233-0124
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,PAPER DIELECTRIC TITLE COMPONENT PN S181-500 MFR CAPACITOR,FIXED,PAPER
KEY FEATURES
•
PHYSICAL FORM: CRYSTAL
•
QUANTITY WITHIN EACH UNIT PACKAGE: 500.0 GRAMS G
•
PRECIOUS MATERIAL AND LOCATION: THROUGHOUT SILVER
•
MEDICAL DESIGNATION AND GRADE: AMERICAN CHEMICAL SOCIETY
•
PRECIOUS MATERIAL: SILVER
•
PRECIOUS MATERIAL AND WEIGHT: 8.410 SILVER OUNCES, TROY
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)
PHYSICAL FORMCRYSTAL
QUANTITY WITHIN EACH UNIT PACKAGE500.0 GRAMS G
PRECIOUS MATERIAL AND LOCATIONTHROUGHOUT SILVER
MEDICAL DESIGNATION AND GRADEAMERICAN CHEMICAL SOCIETY
PRECIOUS MATERIALSILVER
PRECIOUS MATERIAL AND WEIGHT8.410 SILVER OUNCES, TROY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
4Q9150Interchangeable
interchangeable cross-reference
interchangeable
12-150Interchangeable
interchangeable cross-reference
interchangeable
5256Interchangeable
interchangeable cross-reference
interchangeable
A18181-503Interchangeable
interchangeable cross-reference
interchangeable
342-6Interchangeable
interchangeable cross-reference
interchangeable
2169Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is S181-500?
S181-500 is a CAPACITOR,FIXED,PAPER DIELECTRIC.
What parts can replace S181-500?
There are 22 known substitutes for S181-500: 4Q9150, 12-150, 5256 and 19 more. Substitute compatibility should be verified for your specific system.
Is S181-500 still available?
S181-500 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: July 2026