PartsTable TECHNICAL DATA SHEET
NSN 6685-00-377-9043Government record, cited

Thermometer, Indicating, Capillary6685-00-377-9043

NSN 6685-00-377-9043 · NIIN 003779043 · Part number 346L84
Stewart-Warner Corporation · FSC 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 57733
Government record, cited
NSN 6685-00-377-9043 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-377-9043. Manufacturer of record part number: 346L84.
Also searched as  6685-00-377-9043 · 6685003779043 · NIIN 003779043 · 00-377-9043 · FSC 6685 Pressure, Temperature, and Humidity Measuring and Controlling Instruments · CAGE 57733 · 346L84 · 1F5635 · 442074-84 · 442350-84
Nearby stock numbers  ·
Features
  • Thermometer,indicating,capillary — FSC 6685
  • Flexible Tube Length: 84.000 INCHES NOMINAL IN
  • Mounting Facility Type and Quantity: 2 THREADED STUD(S)
  • Bulb Overall Length: 1.828 INCHES NOMINAL IN
  • Bulb Type: PLAIN RIGID
  • Active Portion Diameter: 0.421 INCHES NOMINAL IN
  • Scale Inscription/background Color: WHITE MARKING ON BLACK BACKGROUND
  • Bulb Connection Type: THREADED
Identification
  • NSN: 6685-00-377-9043
  • NIIN: 003779043
  • FSC: 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
  • FSG: 66 — Instruments and Laboratory Equipment
  • Primary part number: 346L84
  • Manufacturer: Stewart-Warner Corporation
General Description

The Thermometer,indicating,capillary, cataloged under National Stock Number 6685-00-377-9043, 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 Stewart-Warner Corporation. Government technical data includes 22 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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
NSN6685-00-377-9043
Primary Part Number346L84
Item NameThermometer,indicating,capillary
FSC / FSG6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
ManufacturerStewart-Warner Corporation
StatusACTIVE
Flexible Tube Length84.000 INCHES NOMINAL IN
Mounting Facility Type and Quantity2 THREADED STUD(S)
Bulb Overall Length1.828 INCHES NOMINAL IN
Bulb TypePLAIN RIGID
Active Portion Diameter0.421 INCHES NOMINAL IN
Scale Inscription/background ColorWHITE MARKING ON BLACK BACKGROUND
Bulb Connection TypeTHREADED
Dial Diameter1.750 INCHES NOMINAL IN
Indicator Connection MethodFLEXIBLE TUBE
Mounting Facility Screw Thread Series DesignatorUNF
Case Diameter2.203 INCHES NOMINAL IN
Actuating MediumETHYL ETHER
Pointer/pen Type and Quantity1 INDICATING SINGLE
Active Portion Length1.828 INCHES NOMINAL IN
Mounting Thread Quantity32 PER INCH
Scale TypeCONCENTRIC DIAL
Case TypeDUSTPROOF AND VAPORPROOF
Mounting Facility Nominal Screw Thread Diameter0.190 INCHES IN
Scale Measurement Range+100.000 TO 240.000 DEG FAHRENHEIT
Bulb Quantity1
MaterialSTEEL METER CASE
MaterialCOPPER BULB
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
1F5635 Caterpillar Inc Div Caterpillar Defense (USA)
346L84 PRIMARY Stewart-Warner Corporation (USA)
Reference documents
ReferenceMeaning
442074-84 5/9 Secondary reference
Stewart-Warner Corporation
442350-84 5/9 Secondary reference
Stewart-Warner Corporation
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 6685-00-377-9043?

NSN 6685-00-377-9043 is a Thermometer,indicating,capillary, manufactured by Stewart-Warner Corporation, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.

What part numbers are listed for NSN 6685-00-377-9043?

NSN 6685-00-377-9043 has 2 manufacturer part numbers on file: 1F5635 (Caterpillar Inc Div Caterpillar Defense), 346L84 (Stewart-Warner Corporation).

What are the specifications of 346L84?

Key specifications for 346L84: Flexible Tube Length: 84.000 INCHES NOMINAL IN; Mounting Facility Type and Quantity: 2 THREADED STUD(S); Bulb Overall Length: 1.828 INCHES NOMINAL IN; Bulb Type: PLAIN RIGID. 22 specifications are documented in the U.S. Government catalog.

Is NSN 6685-00-377-9043 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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