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Technical Data Sheet
20030 ✓ Verified by PartsTable
Legrand · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

CAPACITOR,FIXED,PAPER DIELECTRIC. Key specifications include color: BLACK CASE, guide: NOT INCLUDED, diameter: 0.469 INCHES NOMINAL IN, material: STEEL OVERALL, dial_size: 2-1/2 IN. DIA IN, thickness: 0.048 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 5330-00-097-6428, 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 20030
NSN: 5330-00-097-6428
FSC: 5330
CAGE: 64986 — WESTERN MFG CO (USA)
SPECIFICATIONS
colorBLACK CASE
guideNOT INCLUDED
diameter0.469 INCHES NOMINAL IN
materialSTEEL OVERALL
dial_size2-1/2 IN. DIA IN
thickness0.048 INCHES NOMINAL IN
bezel_typeSLIPS-ON
body_styleHEADSET, COVERED
flute_typeINTEGRAL
point_typeCONVENTIONAL
scale_namePRESSURE
scale_typeSINGLE
NSN5330-00-097-6428
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 20030 MFR: Legrand ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
OUTSIDE DIAMETER: 4.375 INCHES NOMINAL IN
CROSS-SECTIONAL THICKNESS: 0.062 INCHES NOMINAL IN
HOLE DIAMETER: 0.406 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
STYLE DESIGNATOR: CIRCULAR
BOLT CIRCLE DIAMETER: 3.625 INCHES NOMINAL IN
APERTURE DIAMETER: 2.750 INCHES NOMINAL IN
BOLT HOLE QUANTITY: 6
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)
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OUTSIDE DIAMETER4.375 INCHES NOMINAL IN
CROSS-SECTIONAL THICKNESS0.062 INCHES NOMINAL IN
HOLE DIAMETER0.406 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
STYLE DESIGNATORCIRCULAR
BOLT CIRCLE DIAMETER3.625 INCHES NOMINAL IN
APERTURE DIAMETER2.750 INCHES NOMINAL IN
BOLT HOLE QUANTITY6
MATERIALASBESTOS OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES

No verified substitutes available.

LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20030?
20030 is a CAPACITOR,FIXED,PAPER DIELECTRIC manufactured by Legrand. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 20030?
20030 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-097-6428. This indicates validated use in U.S. government and defense supply chains.
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