PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B3A4LThermometer,self-Indicating,bime

Weksler Glass Thermometer Corp · NSN 6685-00-391-8675 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-391-8675 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-391-8675. Primary manufacturer part number: B3A4L.
Features
  • Thermometer,self-Indicating,bime — FSC 6685
  • Scale Inscription/background Color: BLACK MARKING ON WHITE BACKGROUND
  • Mounting Facility Nominal Screw Thread Diameter: 0.750 INCHES IN
  • Scale Smallest Increment: 2.0 DEG FAHRENHEIT
  • Mounting Facility Type and Quantity: 1 THREAD
  • Features Provided: PROTECTIVE GLASS/PLASTIC
  • Material: STEEL CORROSION RESISTING METER CASE
  • Stem Length: 4.000 INCHES NOMINAL IN
Applications
  • Applications requiring Steel Corrosion Resisting Meter Case construction
General Description

The Thermometer,self-Indicating,bime, cataloged under National Stock Number 6685-00-391-8675, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Weksler Glass Thermometer Corp. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6685-00-391-8675
Primary Part NumberB3A4L
Item NameThermometer,self-Indicating,bime
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerWeksler Glass Thermometer Corp
StatusACTIVE
Scale Inscription/background ColorBLACK MARKING ON WHITE BACKGROUND
Mounting Facility Nominal Screw Thread Diameter0.750 INCHES IN
Scale Smallest Increment2.0 DEG FAHRENHEIT
Mounting Facility Type and Quantity1 THREAD
Features ProvidedPROTECTIVE GLASS/PLASTIC
MaterialSTEEL CORROSION RESISTING METER CASE
Stem Length4.000 INCHES NOMINAL IN
Immersion Length4.000 INCHES NOMINAL IN
Scale Accuracy RatingPORM 1 PCT FULL RANGE
Dial Diameter3.000 INCHES NOMINAL IN
Mounting Thread Quantity28 PER INCH
Scale TypeCONCENTRIC DIAL
Design TypeFLUCTUATING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6685-00-449-7087 INTERCHANGEABLE
Thermometer,self-Indicating,bime
Cross-Reference Index
Part NumberManufacturer
B3A4L PRIMARY Weksler Glass Thermometer Corp (USA)
Related Parts
6685-00-449-7087INTERCHANGEABLE
THERMOMETER,SELF-INDICATING,BIME

Frequently Asked Questions

What is NSN 6685-00-391-8675?

NSN 6685-00-391-8675 is a Thermometer,self-Indicating,bime, manufactured by Weksler Glass Thermometer Corp, classified under FSC 6685 (No Item Name Available). Status: active.

What are the part numbers for NSN 6685-00-391-8675?

NSN 6685-00-391-8675 has 1 cross-referenced part number: B3A4L (Weksler Glass Thermometer Corp).

What NSN replaces 6685-00-391-8675?

There is 1 known substitute for 6685-00-391-8675: 6685-00-449-7087. Verify interchangeability with system specifications before substitution.

What are the specifications of B3A4L?

Key specifications for B3A4L: Scale Inscription/background Color: BLACK MARKING ON WHITE BACKGROUND; Mounting Facility Nominal Screw Thread Diameter: 0.750 INCHES IN; Overall Depth: 1.062 INCHES NOMINAL IN; Scale Smallest Increment: 2.0 DEG FAHRENHEIT. 14 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com