PartsTable TECHNICAL DATA SHEET
NSN 6685-01-296-0794Government record, cited

Thermocouple, Immersion6685-01-296-0794

NSN 6685-01-296-0794 · NIIN 012960794 · Part number 1251AS103-1
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier · FSC 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 30003
Government record, cited
NSN 6685-01-296-0794 — this item is cataloged by the U.S. Government under National Stock Number 6685-01-296-0794. Manufacturer of record part number: 1251AS103-1.
Also searched as  6685-01-296-0794 · 6685012960794 · NIIN 012960794 · 01-296-0794 · FSC 6685 Pressure, Temperature, and Humidity Measuring and Controlling Instruments · CAGE 30003 · 1251AS103-1 · J18U-316-FX14W-2.25-6-2LHD · J18U-316-FX1/4W-2 1/4-6-2U
Nearby stock numbers  ·
Features
  • Thermocouple,immersion — FSC 6685
  • FSC Application Data: ADAPTER ASSEMBLY
  • Terminal Type and Quantity: 2 PIN
  • 1 manufacturer part number on file
  • Manufacturer of record: Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
Identification
  • NSN: 6685-01-296-0794
  • NIIN: 012960794
  • FSC: 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
  • FSG: 66 — Instruments and Laboratory Equipment
  • Primary part number: 1251AS103-1
  • Manufacturer: Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
General Description

The Thermocouple,immersion, cataloged under National Stock Number 6685-01-296-0794, is classified within Federal Supply Class 6685 (Pressure, Temperature, and Humidity Measuring and Controlling Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6685-01-296-0794
Primary Part Number1251AS103-1
Item NameThermocouple,immersion
FSC / FSG6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
ManufacturerNaval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
StatusACTIVE
FSC Application DataADAPTER ASSEMBLY
Terminal Type and Quantity2 PIN
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardPossible hazard — SDS may be required (DLA HMIC P)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
1251AS103-1 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
Reference documents
ReferenceMeaning
J18U-316-FX14W-2.25-6-2LHD 3/2 Design control — primary reference
U.S. Government activity
J18U-316-FX1/4W-2 1/4-6-2U 5/9 Secondary reference
U.S. Government activity
No interchangeability data on file.
Other items in FSC 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6685-00-001-1475
6685-00-001-1475 · Item name not on file
6685-00-001-1503
CONTROL,TOTALIZER
6685-00-001-1643
6685-00-001-1643 · Item name not on file
6685-00-001-1711
GAGE,PRESSURE,DIAL INDICATING
6685-00-001-2099
6685-00-001-2099 · Item name not on file
6685-00-001-2100
6685-00-001-2100 · Item name not on file
6685-00-001-2101
6685-00-001-2101 · Item name not on file
6685-00-001-2102
6685-00-001-2102 · Item name not on file

Frequently Asked Questions

What is NSN 6685-01-296-0794?

NSN 6685-01-296-0794 is a Thermocouple,immersion, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.

What part numbers are listed for NSN 6685-01-296-0794?

NSN 6685-01-296-0794 has 1 manufacturer part number on file: 1251AS103-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).

What are the specifications of 1251AS103-1?

Key specifications for 1251AS103-1: FSC Application Data: ADAPTER ASSEMBLY; Terminal Type and Quantity: 2 PIN. 2 specifications are documented in the U.S. Government catalog.

Is NSN 6685-01-296-0794 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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