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20218 — CAPACITOR,FIXED,PAPER DIELECTRIC

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

20218: CAPACITOR,FIXED,PAPER DIELECTRIC.

CAPACITOR,FIXED,PAPER DIELECTRIC. Key specifications include material: PLASTIC OVERALL, unit_type: OBSTETRICAL, body_style: W/MTG TABS/FLANGES TERMINAL(S) ON ONE SURFACE, body_width: 1.000 INCHES NOMINAL IN, head_angle: 15.0 DEGREES NOMINAL, valve_size: 3.000 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 5365-00-187-1478, 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→ 20218
NSN: 5365-00-187-1478
NIINs: 001871478, 006182516, 006667999, 008963053, 009588150, 010447767, 010447769, 010447828, 010448852, 010449332, 010452564, 010975907, 011089565, 011411424, 011811200, 011916091, 012462085, 013190863, 013880676, 013989224, 015657031
FSC: 5365 — Bushings, Rings, Shims, and Spacers
CAGE: 27235 — HARDIE-TYNES CO., INC. (USA)
SPECIFICATIONS
materialPLASTIC OVERALL
unit_typeOBSTETRICAL
body_styleW/MTG TABS/FLANGES TERMINAL(S) ON ONE SURFACE
body_width1.000 INCHES NOMINAL IN
head_angle15.0 DEGREES NOMINAL
valve_size3.000 INCHES IN
body_height0.750 INCHES NOMINAL IN
body_length1.812 INCHES NOMINAL IN
bonnet_typeINSIDE SPRING
head_height0.315 INCHES NOMINAL IN
temp_rating150.0 FAHRENHEIT NOMINAL DEGF
flange_shapeROUND WITH HOLES ALL ENDS
NSN5365-00-187-1478
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,PAPER DIELECTRIC TITLE COMPONENT PN 20218 MFR CAPACITOR,FIXED,PAPER
KEY FEATURES
•
OUTSIDE DIAMETER: 1.609 INCHES NOMINAL IN
•
OVERALL THICKNESS: 0.031 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-C-576,COLD ROLLED,SOFT ANNEALED FED SPEC SINGLE MATERIAL RESPONSE
•
INSIDE DIAMETER: 1.390 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY
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
OUTSIDE DIAMETER1.609 INCHES NOMINAL IN
OVERALL THICKNESS0.031 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-576,COLD ROLLED,SOFT ANNEALED FED SPEC SINGLE MATERIAL RESPONSE
INSIDE DIAMETER1.390 INCHES NOMINAL IN
MATERIALCOPPER ALLOY
OTHER ITEMS IN FSC 5365 — Bushings, Rings, Shims, and Spacers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5365-00-000-6078 5365-00-000-7436 5365-00-001-1292 5365-00-001-1365 5365-00-001-1841 5365-00-001-1915 5365-00-001-1916 5365-00-001-1940
SUBSTITUTES & CROSS-REFERENCES 9
150-409FPC218Reference document
Same NSN cross-reference
Reference document — Secondary reference
150-419KPC218Reference document
Same NSN cross-reference
Reference document — Secondary reference
150-409FFPC218Reference document
Same NSN cross-reference
Reference document — Secondary reference
150-618FITEM37Reference document
Same NSN cross-reference
Reference document — Secondary reference
150-433YITEM57Reference document
Same NSN cross-reference
Reference document — Secondary reference
150-619FFPC218Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 20218?
20218 is a CAPACITOR,FIXED,PAPER DIELECTRIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace 20218?
There are 9 known substitutes for 20218: 150-409FPC218, 150-419KPC218, 150-409FFPC218 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 20218?
20218 is cataloged in the U.S. Government catalog under NSN 5365-00-187-1478. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.