PartsTable
Technical Data Sheet
20C-0023-4 ✓ 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

The CAPACITOR,ELECTRICAL 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 overall_height: 1.936 INCHES NOMINAL IN, overall_length: 6.251 INCHES NOMINAL IN, overall_diameter: 2.062 INCHES NOMINAL IN, special_features: OPERATING TORQUE REQUIRED TO SET THE VALVE IN EITHER POSITION SHALL NOT EXCEED 60 POUNDS - INCHES LBS, special_markings: VALVE, OXYGEN SPEC MIL-V-057 OMFRS P/N 20C-0023-4, ESSEX CRYOG, special_test_features: HIGH TEMPERATURE OPERATION = 260 F, LOW TEMPERATURE OPERATION = - 65 F. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 1660-00-627-9139, 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
20C-0023-4
NSN: 1660-00-627-9139
FSC: 1660
CAGE: 19062 — ESSEX INDUSTRIES, INC. DBA ESSEX INDUSTRIES (USA)
SPECIFICATIONS
overall_height1.936 INCHES NOMINAL IN
overall_length6.251 INCHES NOMINAL IN
overall_diameter2.062 INCHES NOMINAL IN
special_featuresOPERATING TORQUE REQUIRED TO SET THE VALVE IN EITHER POSITION SHALL NOT EXCEED 60 POUNDS - INCHES LBS
special_markingsVALVE, OXYGEN SPEC MIL-V-057 OMFRS P/N 20C-0023-4, ESSEX CRYOG
special_test_featuresHIGH TEMPERATURE OPERATION = 260 F, LOW TEMPERATURE OPERATION = - 65 F
supplementary_featuresMAX WEIGHT = .85LBS LBS
unpackaged_unit_weight0.85 POUNDS LBS
part_name_assigned_by_controlling_agencyVALVE, OXYGEN, PRESSURE BUILD-UP & VENT PER MIL-V-8057
NSN1660-00-627-9139
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,ELECTRICAL TITLE COMPONENT PN 20C-0023-4 MFR CAPACITOR,ELECTRICAL
KEY FEATURES
SPECIAL TEST FEATURES: HIGH TEMPERATURE OPERATION = 260 F, LOW TEMPERATURE OPERATION = - 65 F
OVERALL DIAMETER: 2.062 INCHES NOMINAL IN
SPECIAL MARKINGS: VALVE, OXYGEN SPEC MIL-V-057 OMFRS P/N 20C-0023-4, ESSEX CRYOG
UNPACKAGED UNIT WEIGHT: 0.85 POUNDS LBS
SUPPLEMENTARY FEATURES: MAX WEIGHT = .85LBS LBS
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)
OVERALL LENGTH6.251 INCHES NOMINAL IN
SPECIAL TEST FEATURESHIGH TEMPERATURE OPERATION = 260 F, LOW TEMPERATURE OPERATION = - 65 F
OVERALL DIAMETER2.062 INCHES NOMINAL IN
SPECIAL MARKINGSVALVE, OXYGEN SPEC MIL-V-057 OMFRS P/N 20C-0023-4, ESSEX CRYOG
UNPACKAGED UNIT WEIGHT0.85 POUNDS LBS
PART NAME ASSIGNED BY CONTROLLING AGENCYVALVE, OXYGEN, PRESSURE BUILD-UP & VENT PER MIL-V-8057
SUPPLEMENTARY FEATURESMAX WEIGHT = .85LBS LBS
OVERALL HEIGHT1.936 INCHES NOMINAL IN
SPECIAL FEATURESOPERATING TORQUE REQUIRED TO SET THE VALVE IN EITHER POSITION SHALL NOT EXCEED 60 POUNDS - INCHES LBS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
21037Interchangeable
interchangeable cross-reference
interchangeable
62A85D373Interchangeable
interchangeable cross-reference
interchangeable
910-1Interchangeable
interchangeable cross-reference
interchangeable
21037-00Interchangeable
interchangeable cross-reference
interchangeable
MILR94Interchangeable
interchangeable cross-reference
interchangeable
RV4LAXSA254AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20C-0023-4?
20C-0023-4 is a CAPACITOR,ELECTRICAL.
What parts can replace 20C-0023-4?
There are 15 known substitutes for 20C-0023-4: 21037, 62A85D373, 910-1 and 12 more. Substitute compatibility should be verified for your specific system.
Is 20C-0023-4 still available?
20C-0023-4 is currently cancelled.
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