PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

TQ2683-2Thermocouple,contact

Ametek Inc Div Aerospace and Defense · NSN 6685-00-244-0642 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-244-0642 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-244-0642. Primary manufacturer part number: TQ2683-2.
Features
  • Thermocouple,contact — FSC 6685
  • Material: FIBERGLASS OUTER JACKET INSULATION/SHEATHING
  • Terminal Type and Quantity: 1 LUG AND 1 LUG W/NUT
  • Accommodated Wire Awg Size: 16
  • Operating Temp Range: -55.0 TO 300.0 CELSIUS DEGC
  • Unit Type: GASKET
  • 16 verified cross-references
  • Primary manufacturer: Ametek Inc Div Aerospace and Defense
Applications
  • Applications requiring Fiberglass Outer Jacket Insulation/sheathing construction
General Description

The Thermocouple,contact, cataloged under National Stock Number 6685-00-244-0642, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Ametek Inc Div Aerospace and Defense. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 16 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6685-00-244-0642
Primary Part NumberTQ2683-2
Item NameThermocouple,contact
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerAmetek Inc Div Aerospace and Defense
StatusCANCELLED
MaterialFIBERGLASS OUTER JACKET INSULATION/SHEATHING
Terminal Type and Quantity1 LUG AND 1 LUG W/NUT
Accommodated Wire Awg Size16
Operating Temp Range-55.0 TO 300.0 CELSIUS DEGC
Unit TypeGASKET
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5865-00-338-848912087-1 INTERCHANGEABLE
Transition Assembly,internal
Raytheon Co ESD Long Island Div
4130-00-546-22339003200 INTERCHANGEABLE
Filter Element,air Conditioning
Us Army Aviation and Missile Command
5950-00-896-9700120871 INTERCHANGEABLE
Transformer,audio Frequency
The Boeing Company Div Defense
5962-00-902-68071516-1/15 INTERCHANGEABLE
Microcircuit,linear
Burr-Brown Corp
5935-00-964-4200 INTERCHANGEABLE
Connector,receptacle,electrical
5935-01-012-6242247AS-C1091-001 INTERCHANGEABLE
Connector,receptacle,electrical
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
5977-01-043-5203 INTERCHANGEABLE
Holder,electrical Contact Brush
2520-01-151-357314037790 INTERCHANGEABLE
Retainer,rear Beari
General Motors Llc Dba General Motors Llc
3110-01-207-905715161 INTERCHANGEABLE
Retainer,ball,bearing
Star Mfg Intl Inc Dbaholman Cooking Equipment Inc
6540-01-231-72521073618 INTERCHANGEABLE
Skiascopic Lens Rack Set
The Hilsinger Company Parent Llc Dba Hilco Vision
Cross-Reference Index
Part NumberManufacturer
AN5540-1 Aeronautical Standards Group Dept of Navy and Air Force (USA)
8T30B Horizon Aerospace Llc Dba Magnetics Division (USA)
103106 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
68326 Curtiss-Wright Controls, Inc. Div Actuation Division (USA)
220 Entron Industries Limited Partnership Dba Entron Industries Property Div (USA)
3199769 Horizon Aerospace Llc Dba Magnetics Division (USA)
15161 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
120871 Curtiss-Wright Controls, Inc. Div Actuation Division (USA)
8T136 Horizon Aerospace Llc Dba Magnetics Division (USA)
8T172 Horizon Aerospace Llc Dba Magnetics Division (USA)
8T301F2 Horizon Aerospace Llc Dba Magnetics Division (USA)
8T287C Horizon Aerospace Llc Dba Magnetics Division (USA)
TQ2683-2 PRIMARY Ametek Inc Div Aerospace and Defense (USA)
103106 Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
236AL5-1 Entron Industries Limited Partnership Dba Entron Industries Property Div (USA)
15161 Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
Related Parts
5865-00-338-8489INTERCHANGEABLE
TRANSITION ASSEMBLY,INTERNAL
12087-1
4130-00-546-2233INTERCHANGEABLE
FILTER ELEMENT,AIR CONDITIONING
9003200
5950-00-896-9700INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
120871
5962-00-902-6807INTERCHANGEABLE
MICROCIRCUIT,LINEAR
1516-1/15
5935-00-964-4200INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5935-01-012-6242INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
247AS-C1091-001
5977-01-043-5203INTERCHANGEABLE
HOLDER,ELECTRICAL CONTACT BRUSH
2520-01-151-3573INTERCHANGEABLE
RETAINER,REAR BEARI
14037790
3110-01-207-9057INTERCHANGEABLE
RETAINER,BALL,BEARING
15161
6540-01-231-7252INTERCHANGEABLE
SKIASCOPIC LENS RACK SET
1073618
4710-01-247-6838INTERCHANGEABLE
TUBE,METALLIC
15-161
5120-01-395-8126INTERCHANGEABLE
FACE,HAMMER,INSERTED
15B

Frequently Asked Questions

What is NSN 6685-00-244-0642?

NSN 6685-00-244-0642 is a Thermocouple,contact, manufactured by Ametek Inc Div Aerospace and Defense, classified under FSC 6685 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6685-00-244-0642?

NSN 6685-00-244-0642 has 16 cross-referenced part numbers: AN5540-1 (Aeronautical Standards Group Dept of Navy and Air Force), 8T30B (Horizon Aerospace Llc Dba Magnetics Division), 103106 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 68326 (Curtiss-Wright Controls, Inc. Div Actuation Division), 220 (Entron Industries Limited Partnership Dba Entron Industries Property Div) and 11 more.

What NSN replaces 6685-00-244-0642?

There are 12 known substitutes for 6685-00-244-0642: 5865-00-338-8489, 4130-00-546-2233, 5950-00-896-9700 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of TQ2683-2?

Key specifications for TQ2683-2: Material: FIBERGLASS OUTER JACKET INSULATION/SHEATHING; Terminal Type and Quantity: 1 LUG AND 1 LUG W/NUT; Overall Length: 6.000 INCHES NOMINAL IN; Accommodated Wire Awg Size: 16. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6685-00-244-0642 still in active supply?

NSN 6685-00-244-0642 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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