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PartsTable / COMPONENT / MIL-R-81903 TY1
MIL-R-81903 TY1 ✓ 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 solvent_type: ORGANIC, physical_form: LIQUID, features_provided: NONFLAMMABLE, nondefinitive_spec/std_data: 1 TYPE AND 1 CLASS, quantity_within_each_unit_package: 55.000 GALLONS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 8010-01-069-5691, 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
MIL-R-81903 TY1
NSN: 8010-01-069-5691
FSC: 8010
CAGE: 80244 — GENERAL SERVICES ADMINISTRATION FEDERAL SUPPLY SERVICE (USA)
SPECIFICATIONS
solvent_typeORGANIC
physical_formLIQUID
features_providedNONFLAMMABLE
nondefinitive_spec/std_data1 TYPE AND 1 CLASS
quantity_within_each_unit_package55.000 GALLONS
NSN8010-01-069-5691
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,PAPER DIELECTRIC TITLE COMPONENT PN MIL-R-81903 TY1 MFR CAPACITOR,FIXED,PAPER
KEY FEATURES
•
PHYSICAL FORM: LIQUID
•
FEATURES PROVIDED: NONFLAMMABLE
•
QUANTITY WITHIN EACH UNIT PACKAGE: 55.000 GALLONS
•
SOLVENT TYPE: ORGANIC
•
NONDEFINITIVE SPEC/STD DATA: 1 TYPE AND 1 CLASS
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 FORMLIQUID
FEATURES PROVIDEDNONFLAMMABLE
QUANTITY WITHIN EACH UNIT PACKAGE55.000 GALLONS
SOLVENT TYPEORGANIC
NONDEFINITIVE SPEC/STD DATA1 TYPE AND 1 CLASS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
B94.2Interchangeable
interchangeable cross-reference
interchangeable
1004Interchangeable
interchangeable cross-reference
interchangeable
31110Interchangeable
interchangeable cross-reference
interchangeable
C65049Interchangeable
interchangeable cross-reference
interchangeable
382 4-48 UNFInterchangeable
interchangeable cross-reference
interchangeable
31110 RIDGIDInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-R-81903 TY1?
MIL-R-81903 TY1 is a CAPACITOR,FIXED,PAPER DIELECTRIC.
What parts can replace MIL-R-81903 TY1?
There are 25 known substitutes for MIL-R-81903 TY1: B94.2, 1004, 31110 and 22 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MIL-R-81903 TY1?
MIL-R-81903 TY1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 8010-01-069-5691. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026