PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ST5M1377T30Polarizing Key,electrical Connec

The Boeing Company Div Defense · NSN 5935-01-073-2425 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-01-073-2425 — this item is cataloged by the U.S. Government under National Stock Number 5935-01-073-2425. Primary manufacturer part number: ST5M1377T30.
Features
  • Polarizing Key,electrical Connec — FSC 5935
  • 10 verified cross-references
  • Primary manufacturer: The Boeing Company Div Defense
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Polarizing Key,electrical Connec, cataloged under National Stock Number 5935-01-073-2425, is classified within Federal Supply Class 5935 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is The Boeing Company Div Defense. This item has 10 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NamePolarizing Key,electrical Connec
FSC / FSG5935 — No Item Name Available (FSG 59)
ManufacturersNimikkeistokeskus Ncb Finland (CAGE A486G); The Boeing Company Div Defense (CAGE 76301); Delta Electronics Manufacturing Corp Div Delta Electronics Mfg. Corp. (CAGE 00795); Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems (CAGE 81413); Winchester Interconnect Corporation (CAGE 91836)
Technical Specifications
ParameterValue
NSN5935-01-073-2425
Primary Part NumberST5M1377T30
Item NamePolarizing Key,electrical Connec
FSC / FSG5935 / 59 — No Item Name Available
ManufacturerThe Boeing Company Div Defense
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5910-00-222-819310164118 INTERCHANGEABLE
Capacitor,fixed,plastic Dielectr
Us Army Aviation and Missile Command
5325-00-263-6650PART263 INTERCHANGEABLE
Grommet,nonmetallic
Atlantic India Rubber Co Inc
5331-01-124-571008123 INTERCHANGEABLE
O-Ring
Wilshire Corp
Cross-Reference Index
Part NumberManufacturer
10164118 Nimikkeistokeskus Ncb Finland (FIN)
ST5M1377T30 PRIMARY The Boeing Company Div Defense (USA)
1261-000-A00M-3 Delta Electronics Manufacturing Corp Div Delta Electronics Mfg. Corp. (USA)
223184-103 Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems (USA)
KA-89-66 Winchester Interconnect Corporation (USA)
TRU-5819-03 Winchester Interconnect Rf Corporation (USA)
1261000A00M-003 Delta Electronics Manufacturing Corp Div Delta Electronics Mfg. Corp. (USA)
KA-89-66-M07 Winchester Interconnect Corporation (USA)
128-12-3 Winchester Interconnect Corporation (USA)
150290-0076 Itt Cannon Llc (USA)
Related Parts
5910-00-222-8193INTERCHANGEABLE
CAPACITOR,FIXED,PLASTIC DIELECTR
10164118
5325-00-263-6650INTERCHANGEABLE
GROMMET,NONMETALLIC
PART263
5331-01-124-5710INTERCHANGEABLE
O-RING
08123

Frequently Asked Questions

What is NSN 5935-01-073-2425?

NSN 5935-01-073-2425 is a Polarizing Key,electrical Connec, manufactured by The Boeing Company Div Defense, classified under FSC 5935 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5935-01-073-2425?

NSN 5935-01-073-2425 has 10 cross-referenced part numbers: 10164118 (Nimikkeistokeskus Ncb Finland), ST5M1377T30 (The Boeing Company Div Defense), 1261-000-A00M-3 (Delta Electronics Manufacturing Corp Div Delta Electronics Mfg. Corp.), 223184-103 (Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems), KA-89-66 (Winchester Interconnect Corporation) and 5 more.

What NSN replaces 5935-01-073-2425?

There are 3 known substitutes for 5935-01-073-2425: 5910-00-222-8193, 5325-00-263-6650, 5331-01-124-5710. Verify interchangeability with system specifications before substitution.

Is NSN 5935-01-073-2425 still in active supply?

NSN 5935-01-073-2425 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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