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Technical Data Sheet
E55L ✓ 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 ELECTRON TUBE is a the manufacturer industrial component. Key specifications include tube_type: PENTODE, special_features: WEAPON SYSTEM ESSENTIAL, nondefinitive_spec/std_data: 8233 TYPE, criticality_code_justification: FEAT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5960-00-869-3995, 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
E55L
NSN: 5960-00-869-3995
FSC: 5960
CAGE: 28848 — MULLARD INC (USA)
SPECIFICATIONS
tube_typePENTODE
special_featuresWEAPON SYSTEM ESSENTIAL
end_item_identificationIWO JIMA CLASS LPH; NIMITZ CLASS CVN; SUPPLY CLASS AOE; STURGEON CLASS SSN (637); EMORY S. LAND CLASS AS; WASP CLASS LHD; WHIDBEY ISLAND CLASS LSD; FORRESTAL CLASS CV; ARLEIGH BURKE CLASS DDG
nondefinitive_spec/std_data8233 TYPE
criticality_code_justificationFEAT
NSN5960-00-869-3995
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ELECTRON TUBE TITLE COMPONENT PN E55L MFR ELECTRON TUBE
KEY FEATURES
CRITICALITY CODE JUSTIFICATION: FEAT
NONDEFINITIVE SPEC/STD DATA: 8233 TYPE
TUBE TYPE: PENTODE
TECHNICAL CHARACTERISTICS (FLIS)
CRITICALITY CODE JUSTIFICATIONFEAT
END ITEM IDENTIFICATIONIWO JIMA CLASS LPH; NIMITZ CLASS CVN; SUPPLY CLASS AOE; STURGEON CLASS SSN (637); EMORY S. LAND CLASS AS; WASP CLASS LHD; WHIDBEY ISLAND CLASS LSD; FORRESTAL CLASS CV; ARLEIGH BURKE CLASS DDG
SPECIAL FEATURESWEAPON SYSTEM ESSENTIAL
NONDEFINITIVE SPEC/STD DATA8233 TYPE
TUBE TYPEPENTODE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
E4APC04Interchangeable
interchangeable cross-reference
interchangeable
8233Interchangeable
interchangeable cross-reference
interchangeable
115321Interchangeable
interchangeable cross-reference
interchangeable
KCI-100RInterchangeable
interchangeable cross-reference
interchangeable
MIL-B-10743Interchangeable
interchangeable cross-reference
interchangeable
ML161-AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is E55L?
E55L is a ELECTRON TUBE.
What parts can replace E55L?
There are 21 known substitutes for E55L: E4APC04, 8233, 115321 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for E55L?
E55L is cataloged in the Federal Logistics Information System (FLIS) under NSN 5960-00-869-3995. This indicates validated use in U.S. government and defense supply chains.
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