PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21548-4-1-6Thermocouple,heating Element

Sensata Technologies, Inc. Div Sensata Attleboro · NSN 6685-00-795-1316 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-795-1316 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-795-1316. Primary manufacturer part number: 21548-4-1-6.
Features
  • Thermocouple,heating Element — FSC 6685
  • Overall Diameter: 1.000 INCHES NOMINAL IN
  • Case Type: CYLINDRICAL
  • Mounting Location: INSIDE METER CASE
  • Current Measuring Device Current Rating: 5.0 AMPERES
  • 3 verified cross-references
  • Primary manufacturer: Sensata Technologies, Inc. Div Sensata Attleboro
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Thermocouple,heating Element, cataloged under National Stock Number 6685-00-795-1316, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Sensata Technologies, Inc. Div Sensata Attleboro. Government technical data includes 4 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
NSN6685-00-795-1316
Primary Part Number21548-4-1-6
Item NameThermocouple,heating Element
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerSensata Technologies, Inc. Div Sensata Attleboro
StatusCANCELLED
Overall Diameter1.000 INCHES NOMINAL IN
Case TypeCYLINDRICAL
Mounting LocationINSIDE METER CASE
Current Measuring Device Current Rating5.0 AMPERES
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
5962-00-520-5956SNC54177J-00 INTERCHANGEABLE
Microcircuit,digital
Texas Instruments Incorporated
6630-01-307-85103004-21 INTERCHANGEABLE
Comparator,color
Pentair Filtration Solutions, Llc
5340-01-395-590070084 ITEM NO. 2 INTERCHANGEABLE
Bracket,angle
Morpac Industries, Inc Div Actuator
5945-01-528-0218 INTERCHANGEABLE
Relay,electromagnetic
1680-01-708-94543-0042-1 INTERCHANGEABLE
Parts Kit,seal Replacement,mecha
Triumph Actuation Systems - Yakima, Llc Dba Triumph Actuation Systems - Yakima Llc
Cross-Reference Index
Part NumberManufacturer
21548-4-1-6 Sensata Technologies Inc Div Precision Products (USA)
21548-4-1-6 PRIMARY Sensata Technologies, Inc. Div Sensata Attleboro (USA)
30-042-1 Bell Textron Inc (USA)
Related Parts
5962-00-520-5956INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
SNC54177J-00
6630-01-307-8510INTERCHANGEABLE
COMPARATOR,COLOR
3004-21
5340-01-395-5900INTERCHANGEABLE
BRACKET,ANGLE
70084 ITEM NO. 2
5945-01-528-0218INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
1680-01-708-9454INTERCHANGEABLE
PARTS KIT,SEAL REPLACEMENT,MECHA
3-0042-1

Frequently Asked Questions

What is NSN 6685-00-795-1316?

NSN 6685-00-795-1316 is a Thermocouple,heating Element, manufactured by Sensata Technologies, Inc. Div Sensata Attleboro, classified under FSC 6685 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6685-00-795-1316?

NSN 6685-00-795-1316 has 3 cross-referenced part numbers: 21548-4-1-6 (Sensata Technologies Inc Div Precision Products), 21548-4-1-6 (Sensata Technologies, Inc. Div Sensata Attleboro), 30-042-1 (Bell Textron Inc).

What NSN replaces 6685-00-795-1316?

There are 5 known substitutes for 6685-00-795-1316: 5962-00-520-5956, 6630-01-307-8510, 5340-01-395-5900 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21548-4-1-6?

Key specifications for 21548-4-1-6: Overall Diameter: 1.000 INCHES NOMINAL IN; Case Type: CYLINDRICAL; Overall Length: 2.370 INCHES NOMINAL IN; Mounting Location: INSIDE METER CASE. 5 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6685-00-795-1316 still in active supply?

NSN 6685-00-795-1316 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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