PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4AS30WSSTerminal,feedthru

Frc Electrical Industries Inc · NSN 5940-00-177-4387 · FSC 5940 · No Item Name Available
Verified by PartsTable
NSN 5940-00-177-4387 — this item is cataloged by the U.S. Government under National Stock Number 5940-00-177-4387. Primary manufacturer part number: 4AS30WSS.
Features
  • Terminal,feedthru — FSC 5940
  • First End Terminal Length: 0.374 INCHES IN
  • Electrical Insulation Feature: INSULATING SLEEVE
  • Minor Bushing Length: 0.058 INCHES IN
  • Largest Diameter: 0.030 INCHES ALL ENDS IN
  • Mounting Method Style: PRESS FIT
  • Major Bushing Diameter: 0.134 INCHES IN
  • Overall Diameter: 0.134 INCHES0.134 INCHES IN
Applications
  • Applications requiring Glass Insulation construction
General Description

The Terminal,feedthru, cataloged under National Stock Number 5940-00-177-4387, is classified within Federal Supply Class 5940 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Frc Electrical Industries Inc. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5940-00-177-4387
Primary Part Number4AS30WSS
Item NameTerminal,feedthru
FSC / FSG5940 / 59 — No Item Name Available
ManufacturerFrc Electrical Industries Inc
StatusCANCELLED
First End Terminal Length0.374 INCHES IN
Electrical Insulation FeatureINSULATING SLEEVE
Minor Bushing Length0.058 INCHES IN
Largest Diameter0.030 INCHES ALL ENDS IN
Mounting Method StylePRESS FIT
Major Bushing Diameter0.134 INCHES IN
Overall Diameter0.134 INCHES0.134 INCHES IN
MaterialGLASS INSULATION
MaterialIRON ALLOY CONDUCTOR ACCOMMODATION
MaterialSTEEL MOUNTING FACILITY
Surface TreatmentSOLDER CONDUCTOR ACCOMMODATION SINGLE LAYER
Basic Shape StyleNONTUBULAR ROUND
Surface TreatmentTIN MOUNTING FACILITY SINGLE LAYER
Minor Bushing Diameter0.112 INCHES IN
Identification Code ColorGRAY, BLUE
Second End Terminal Length0.114 INCHES IN
Conductor Accommodation TypePIN ALL ENDS
Major Bushing Length0.017 INCHES IN
Surface Treatment Document and ClassificationMIL-T-10727,TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE MOUNTING FACILITY SINGLE LAYER
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
2805-00-423-069020-372 INTERCHANGEABLE
Washer,valve Spring
Dresser Industries Inc Waukesha Engine Div
5307-00-968-537920372 INTERCHANGEABLE
Stud,connecting,act
Cadillac Gage Textron Inc.
5365-01-217-712520372 INTERCHANGEABLE
Spacer
Twg Canada Consolidated Inc
6515-01-356-1216203.322 INTERCHANGEABLE
Screw,bone,maxillofacial Surgery
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
6685-01-539-924820372 INTERCHANGEABLE
Dampener,fluid Pressure
Gas Turbine Efficiency Ab Gte
Cross-Reference Index
Part NumberManufacturer
4AS30WSS PRIMARY Frc Electrical Industries Inc (USA)
20372 Fl Aerospace Corp Janitrol Aero Div/general Design (USA)
540845-001 Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc (USA)
Related Parts
2805-00-423-0690INTERCHANGEABLE
WASHER,VALVE SPRING
20-372
5307-00-968-5379INTERCHANGEABLE
STUD,CONNECTING,ACT
20372
5365-01-217-7125INTERCHANGEABLE
SPACER
20372
6515-01-356-1216INTERCHANGEABLE
SCREW,BONE,MAXILLOFACIAL SURGERY
203.322
6685-01-539-9248INTERCHANGEABLE
DAMPENER,FLUID PRESSURE
20372

Frequently Asked Questions

What is NSN 5940-00-177-4387?

NSN 5940-00-177-4387 is a Terminal,feedthru, manufactured by Frc Electrical Industries Inc, classified under FSC 5940 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5940-00-177-4387?

NSN 5940-00-177-4387 has 3 cross-referenced part numbers: 4AS30WSS (Frc Electrical Industries Inc), 20372 (Fl Aerospace Corp Janitrol Aero Div/general Design), 540845-001 (Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc).

What NSN replaces 5940-00-177-4387?

There are 5 known substitutes for 5940-00-177-4387: 2805-00-423-0690, 5307-00-968-5379, 5365-01-217-7125 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4AS30WSS?

Key specifications for 4AS30WSS: First End Terminal Length: 0.374 INCHES IN; Electrical Insulation Feature: INSULATING SLEEVE; Minor Bushing Length: 0.058 INCHES IN; Largest Diameter: 0.030 INCHES ALL ENDS IN. 20 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5940-00-177-4387 still in active supply?

NSN 5940-00-177-4387 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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