PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6938ED1-33G3Relay,electromagnetic

Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc · NSN 5945-01-145-8579 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-01-145-8579 — this item is cataloged by the U.S. Government under National Stock Number 5945-01-145-8579. Primary manufacturer part number: 6938ED1-33G3.
Features
  • Relay,electromagnetic — FSC 5945
  • Material: SILVER CONTACT
  • Purpose for Which Designed: GENERAL
  • Duty Type: CONTINUOUS
  • Storage Type: GENERAL PURPOSE WAREHOUSE
  • Coil Quantity: 1
  • Arc Quenching Method: AIR
  • Nonpile-Up Main Contact Arrangement: 1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
  • Applications requiring Silver Contact construction
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-01-145-8579, is classified within Federal Supply Class 5945 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-01-145-8579
Primary Part Number6938ED1-33G3
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerDrs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc
StatusACTIVE
MaterialSILVER CONTACT
Purpose for Which DesignedGENERAL
Duty TypeCONTINUOUS
Storage TypeGENERAL PURPOSE WAREHOUSE
Coil Quantity1
Arc Quenching MethodAIR
Nonpile-Up Main Contact Arrangement1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Winding Quantity1
Terminal Type and Quantity4 THREADED STUD ALL FUNCTIONS
Main Contact Load Current Rating at Maximum Rated Voltage5.0 AMPERES DC RESISTIVE LOAD
Precious Material and LocationCONTACTS SILVER
Main Contact Maximum Voltage Rating in Volts230.0 DC
Precious MaterialSILVER
Fragility FactorMODERATELY RUGGED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
1075-00-601-50923006720 INTERCHANGEABLE
Capacitor Assembly,
L3harris Technologies, Inc.
4720-00-976-3403S6130-80415-1 INTERCHANGEABLE
Hose Assembly,metallic
Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
4720-01-172-30972960783 INTERCHANGEABLE
Hose,preformed
Chrysler Corp Service and Parts Opns
6520-01-261-5970 INTERCHANGEABLE
Vibrator,dental Molding
4920-01-518-179970281 INTERCHANGEABLE
Case,aircraft,mater
Melmat Inc
4820-01-735-484570281 INTERCHANGEABLE
Body,valve
Adams Rite Aerospace, Inc
Cross-Reference Index
Part NumberManufacturer
942-1-167M9 PIECE 4 Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc (USA)
70-281 Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc (USA)
6938ED1-33G3 PRIMARY Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc (USA)
6938ED1-33G3 Eaton Corp Opns & Technical Center (USA)
Related Parts
1075-00-601-5092INTERCHANGEABLE
CAPACITOR ASSEMBLY,
3006720
4720-00-976-3403INTERCHANGEABLE
HOSE ASSEMBLY,METALLIC
S6130-80415-1
4720-01-172-3097INTERCHANGEABLE
HOSE,PREFORMED
2960783
6520-01-261-5970INTERCHANGEABLE
VIBRATOR,DENTAL MOLDING
4920-01-518-1799INTERCHANGEABLE
CASE,AIRCRAFT,MATER
70281
4820-01-735-4845INTERCHANGEABLE
BODY,VALVE
70281

Frequently Asked Questions

What is NSN 5945-01-145-8579?

NSN 5945-01-145-8579 is a Relay,electromagnetic, manufactured by Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-01-145-8579?

NSN 5945-01-145-8579 has 4 cross-referenced part numbers: 942-1-167M9 PIECE 4 (Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc), 70-281 (Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc), 6938ED1-33G3 (Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc), 6938ED1-33G3 (Eaton Corp Opns & Technical Center).

What NSN replaces 5945-01-145-8579?

There are 6 known substitutes for 5945-01-145-8579: 1075-00-601-5092, 4720-00-976-3403, 4720-01-172-3097 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6938ED1-33G3?

Key specifications for 6938ED1-33G3: Material: SILVER CONTACT; Purpose for Which Designed: GENERAL; Duty Type: CONTINUOUS; Storage Type: GENERAL PURPOSE WAREHOUSE. 14 total characteristics are documented in the Federal Logistics Information System.

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