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PartsTable / COMPONENT / DMS 79022B
DMS 79022B ✓ 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,VARIABLE,GLASS DIELECT. Key specifications include material: GLASS ENVELOPE, tube_type: RECEIVING, overall_width: 0.300 INCHES MAXIMUM IN, overall_height: 1.563 INCHES MAXIMUM IN, overall_length: 0.400 INCHES MAXIMUM IN, special_features: MFTR. CLASSIFICATION:RELIABLE SUBMINIATURE; ENVELOPE MATERIAL:GLASS.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5960-00-058-8788, 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
DMS 79022B
NSN: 5960-00-058-8788
FSC: 5960
CAGE: 16236 — DLA LAND AND MARITIME DBA ENGINEERING AND TECHNICAL SUPPORT DIV DOCUMENT STANDARDIZATION DIVISION (VENDOR ITEM DRAWINGS) (USA)
SPECIFICATIONS
materialGLASS ENVELOPE
tube_typeRECEIVING
overall_width0.300 INCHES MAXIMUM IN
overall_height1.563 INCHES MAXIMUM IN
overall_length0.400 INCHES MAXIMUM IN
special_featuresMFTR. CLASSIFICATION:RELIABLE SUBMINIATURE; ENVELOPE MATERIAL:GLASS
controlling_agencyWESTINGHOUSE ELECTRIC CORP.
identifying_number577R014 DRAWING NO.
envelope_medium_typeGAS
tube_size_designation5744WB
matched_characteristicTRANSCONDUCTANCE
end_item_identificationSPEC NO. 653895
NSN5960-00-058-8788
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,VARIABLE,GLASS DIELECT TITLE COMPONENT PN DMS 79022B MFR CAPACITOR,VARIABLE,GLA
KEY FEATURES
•
TUBE TYPE: THYRATRON
•
NONDEFINITIVE SPEC/STD DATA: 7979 TYPE
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)
TUBE TYPETHYRATRON
NONDEFINITIVE SPEC/STD DATA7979 TYPE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
7979Interchangeable
interchangeable cross-reference
interchangeable
CS4330-0003Interchangeable
interchangeable cross-reference
interchangeable
A7979BInterchangeable
interchangeable cross-reference
interchangeable
ECP4308T-4Interchangeable
interchangeable cross-reference
interchangeable
PIDSTEFC40Interchangeable
interchangeable cross-reference
interchangeable
E9124Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is DMS 79022B?
DMS 79022B is a CAPACITOR,VARIABLE,GLASS DIELECT.
What parts can replace DMS 79022B?
There are 8 known substitutes for DMS 79022B: 7979, CS4330-0003, A7979B and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for DMS 79022B?
DMS 79022B is cataloged in the Federal Logistics Information System (FLIS) under NSN 5960-00-058-8788. 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