PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

711615Thermocouple,immersion

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 6685-00-103-0450 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-103-0450 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-103-0450. Primary manufacturer part number: 711615.
Features
  • Thermocouple,immersion — FSC 6685
  • Terminal Type and Quantity: 4 STUD
  • Mounting Facility Type and Quantity: 1 FLANGE
  • Material: NICKEL ALLOY PROTECTIVE TUBE
  • Unit Type: PROTECTIVE TUBE
  • 5 verified cross-references
  • Primary manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Applications
  • Applications requiring Nickel Alloy Protective Tube construction
General Description

The Thermocouple,immersion, cataloged under National Stock Number 6685-00-103-0450, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6685-00-103-0450
Primary Part Number711615
Item NameThermocouple,immersion
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusCANCELLED
Terminal Type and Quantity4 STUD
Mounting Facility Type and Quantity1 FLANGE
MaterialNICKEL ALLOY PROTECTIVE TUBE
Unit TypePROTECTIVE TUBE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5995-00-194-6667M429512-4 INTERCHANGEABLE
Cable Assembly,radio Frequency
General Electric Company
2990-00-983-4230T-5557 INTERCHANGEABLE
Muffler,exhaust
Cummins Filtration Inc.
6685-01-441-15496010 INTERCHANGEABLE
Dampener,fluid Pressure
Bourns Inc
Cross-Reference Index
Part NumberManufacturer
NT2215 United Electric Controls Company (USA)
711615 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
711616 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
HAD15210 Harcosemco Llc Dba Harcosemco (USA)
T2215 United Electric Controls Company (USA)
Related Parts
5995-00-194-6667INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
M429512-4
2990-00-983-4230INTERCHANGEABLE
MUFFLER,EXHAUST
T-5557
6685-01-441-1549INTERCHANGEABLE
DAMPENER,FLUID PRESSURE
6010

Frequently Asked Questions

What is NSN 6685-00-103-0450?

NSN 6685-00-103-0450 is a Thermocouple,immersion, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 6685 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6685-00-103-0450?

NSN 6685-00-103-0450 has 5 cross-referenced part numbers: NT2215 (United Electric Controls Company), 711615 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 711616 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), HAD15210 (Harcosemco Llc Dba Harcosemco), T2215 (United Electric Controls Company).

What NSN replaces 6685-00-103-0450?

There are 3 known substitutes for 6685-00-103-0450: 5995-00-194-6667, 2990-00-983-4230, 6685-01-441-1549. Verify interchangeability with system specifications before substitution.

What are the specifications of 711615?

Key specifications for 711615: Terminal Type and Quantity: 4 STUD; Mounting Facility Type and Quantity: 1 FLANGE; Material: NICKEL ALLOY PROTECTIVE TUBE; End Item Identification: AIRCRAFT,INTRUDER KA-6D; AIRCRAFT,PROWLER EA-6B. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6685-00-103-0450 still in active supply?

NSN 6685-00-103-0450 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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