PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

685-2Relay,solid State

Teledyne Defense Electronics, Llc Dba Teledyne Relays Div Https://www.teledyne.com/what-We-Do/ · NSN 5945-01-205-7177 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-01-205-7177 — this item is cataloged by the U.S. Government under National Stock Number 5945-01-205-7177. Primary manufacturer part number: 685-2.
Features
  • Relay,solid State — FSC 5945
  • 3 verified cross-references
  • Primary manufacturer: Teledyne Defense Electronics, Llc Dba Teledyne Relays Div Https://www.teledyne.com/what-We-Do/
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,solid State, cataloged under National Stock Number 5945-01-205-7177, 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 Teledyne Defense Electronics, Llc Dba Teledyne Relays Div Https://www.teledyne.com/what-We-Do/. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5945-01-205-7177
Primary Part Number685-2
Item NameRelay,solid State
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerTeledyne Defense Electronics, Llc Dba Teledyne Relays Div Https://www.teledyne.com/what-We-Do/
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
3040-00-352-74793B1042 INTERCHANGEABLE
Collar,shaft
Caterpillar Inc Div Caterpillar Defense
2010-00-395-1756 INTERCHANGEABLE
Cover,drum
2510-00-470-20786852 INTERCHANGEABLE
Shock Absorber,direct Action
Tenneco Inc
2530-00-495-8623388082C91 INTERCHANGEABLE
Parts Kit,hydraulic Brake Wheel
Navistar Intl Corp Truck Br Ohio Plant
6625-00-553-76521433-9714 INTERCHANGEABLE
Resistor,decade
Iet Labs Inc
5950-00-581-99616852 INTERCHANGEABLE
Transformer,power Autotransforme
Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems
5950-00-711-8511 INTERCHANGEABLE
Transformer,power
5995-00-725-6802685/2 INTERCHANGEABLE
Cord Assembly,electrical
Belden, Inc.
4730-00-846-60766852 INTERCHANGEABLE
Clamp,hose
Epicor Industries Inc Ideal Div
5895-01-412-6323 INTERCHANGEABLE
Receiver-Transmitter Group
Cross-Reference Index
Part NumberManufacturer
685-2 PRIMARY Teledyne Defense Electronics, Llc Dba Teledyne Relays Div Https://www.teledyne.com/what-We-Do/ (USA)
685-2W Teledyne Technologies Incorporated Dba Teledyne Microelectronic Technologies Div Teledyne Microelectronics (USA)
685-2W PRIMARY Teledyne Defense Electronics, Llc Dba Teledyne Relays Div Https://www.teledyne.com/what-We-Do/ (USA)
Related Parts
3040-00-352-7479INTERCHANGEABLE
COLLAR,SHAFT
3B1042
2010-00-395-1756INTERCHANGEABLE
COVER,DRUM
2510-00-470-2078INTERCHANGEABLE
SHOCK ABSORBER,DIRECT ACTION
6852
2530-00-495-8623INTERCHANGEABLE
PARTS KIT,HYDRAULIC BRAKE WHEEL
388082C91
6625-00-553-7652INTERCHANGEABLE
RESISTOR,DECADE
1433-9714
5950-00-581-9961INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
6852
5950-00-711-8511INTERCHANGEABLE
TRANSFORMER,POWER
5995-00-725-6802INTERCHANGEABLE
CORD ASSEMBLY,ELECTRICAL
685/2
4730-00-846-6076INTERCHANGEABLE
CLAMP,HOSE
6852
5895-01-412-6323INTERCHANGEABLE
RECEIVER-TRANSMITTER GROUP
5130-01-549-4418INTERCHANGEABLE
SOCKET,SOCKET WRENCH
AB201A

Frequently Asked Questions

What is NSN 5945-01-205-7177?

NSN 5945-01-205-7177 is a Relay,solid State, manufactured by Teledyne Defense Electronics, Llc Dba Teledyne Relays Div Https://www.teledyne.com/what-We-Do/, classified under FSC 5945 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5945-01-205-7177?

NSN 5945-01-205-7177 has 3 cross-referenced part numbers: 685-2 (Teledyne Defense Electronics, Llc Dba Teledyne Relays Div Https://www.teledyne.com/what-We-Do/), 685-2W (Teledyne Technologies Incorporated Dba Teledyne Microelectronic Technologies Div Teledyne Microelectronics), 685-2W (Teledyne Defense Electronics, Llc Dba Teledyne Relays Div Https://www.teledyne.com/what-We-Do/).

What NSN replaces 5945-01-205-7177?

There are 11 known substitutes for 5945-01-205-7177: 3040-00-352-7479, 2010-00-395-1756, 2510-00-470-2078 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 685-2?

Key specifications for 685-2: Special Features: 0.370 IN. LG; 0.370 IN. W; 0.975 IN. H; 5 PIN TERMINALS; RATED 60.0VDC; 1.35 AMP VDC. 1 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5945-01-205-7177 still in active supply?

NSN 5945-01-205-7177 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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