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PartsTable / COMPONENT / 55-80377
55-80377 ✓ 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 BACKSHELL,ELECTRICAL CONNECTOR is a the manufacturer industrial component. Key specifications include body_width: 2.125 INCHES NOMINAL IN, body_height: 2.625 INCHES NOMINAL IN, body_length: 2.375 INCHES NOMINAL IN, inclosure_type: HERMETICALLY SEALED, mounting_method: UNTHREADED STUD SINGLE GROUP, frequency_rating: 60.0 HERTZ NOMINAL SINGLE COMPONENT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-645-2108, 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
55-80377
NSN: 5950-00-645-2108
FSC: 5950
CAGE: 04655 — GENERAL DYNAMICS MISSION SYSTEMS, INC. (USA)
SPECIFICATIONS
body_width2.125 INCHES NOMINAL IN
body_height2.625 INCHES NOMINAL IN
body_length2.375 INCHES NOMINAL IN
inclosure_typeHERMETICALLY SEALED
mounting_methodUNTHREADED STUD SINGLE GROUP
frequency_rating60.0 HERTZ NOMINAL SINGLE COMPONENT
reliability_indicatorNOT ESTABLISHED
winding_shielding_methodINTERNAL SHIELD GROUNDED TO INCLOSURE SINGLE COMPONENT
winding_operating_current1.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
winding_operating_voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
mounting_facility_quantity4 SINGLE GROUP
terminal_type_and_quantity4 STANDOFF, THREADED STUD
NSN5950-00-645-2108
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BACKSHELL,ELECTRICAL CONNECTOR TITLE COMPONENT PN 55-80377 MFR BACKSHELL,ELECTRICAL C
KEY FEATURES
•
WINDING SHIELDING METHOD: INTERNAL SHIELD GROUNDED TO INCLOSURE SINGLE COMPONENT
•
MOUNTING METHOD: UNTHREADED STUD SINGLE GROUP
•
TERMINAL TYPE AND QUANTITY: 4 STANDOFF, THREADED STUD
•
BODY LENGTH: 2.375 INCHES NOMINAL IN
•
WINDING OPERATING VOLTAGE: 6.30 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
•
INCLOSURE TYPE: HERMETICALLY SEALED
•
MOUNTING FACILITY QUANTITY: 4 SINGLE GROUP
•
BODY WIDTH: 2.125 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
WINDING SHIELDING METHODINTERNAL SHIELD GROUNDED TO INCLOSURE SINGLE COMPONENT
MOUNTING METHODUNTHREADED STUD SINGLE GROUP
TERMINAL TYPE AND QUANTITY4 STANDOFF, THREADED STUD
BODY LENGTH2.375 INCHES NOMINAL IN
WINDING OPERATING VOLTAGE6.30 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
INCLOSURE TYPEHERMETICALLY SEALED
MOUNTING FACILITY QUANTITY4 SINGLE GROUP
BODY WIDTH2.125 INCHES NOMINAL IN
INPUT-OUTPUT PHASE RELATIONSHIPSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
FREQUENCY RATING60.0 HERTZ NOMINAL SINGLE COMPONENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
20745Interchangeable
interchangeable cross-reference
interchangeable
22928Interchangeable
interchangeable cross-reference
interchangeable
SA22928Interchangeable
interchangeable cross-reference
interchangeable
3010462Interchangeable
interchangeable cross-reference
interchangeable
MS9135-01Interchangeable
interchangeable cross-reference
interchangeable
DPX20745Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 55-80377?
55-80377 is a BACKSHELL,ELECTRICAL CONNECTOR.
What parts can replace 55-80377?
There are 8 known substitutes for 55-80377: 20745, 22928, SA22928 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 55-80377?
55-80377 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-645-2108. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: July 2026