PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B3A4LThermometer,self-Indicating,bime

Weksler Glass Thermometer Corp · NSN 6685-00-449-7087 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-449-7087 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-449-7087. Primary manufacturer part number: B3A4L.
Features
  • Thermometer,self-Indicating,bime — FSC 6685
  • Mounting Facility Type and Quantity: 1 METAL CASE SEPARABLE SOCKET
  • Criticality Code Justification: ZZZY
  • Features Provided: PROTECTIVE GLASS/PLASTIC
  • Material: STEEL CORROSION RESISTING METER CASE
  • Scale Adjustment Variation: ADJUSTABLE OVER ENTIRE RANGE
  • Scale Accuracy Rating: 2 PCT FULL RANGE
  • Scale Type: CONCENTRIC DIAL
Applications
  • Applications requiring Steel Corrosion Resisting Meter Case construction
General Description

The Thermometer,self-Indicating,bime, cataloged under National Stock Number 6685-00-449-7087, 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 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6685-00-449-7087
Primary Part NumberB3A4L
Item NameThermometer,self-Indicating,bime
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerWeksler Glass Thermometer Corp
StatusACTIVE
Mounting Facility Type and Quantity1 METAL CASE SEPARABLE SOCKET
Criticality Code JustificationZZZY
Features ProvidedPROTECTIVE GLASS/PLASTIC
MaterialSTEEL CORROSION RESISTING METER CASE
Scale Adjustment VariationADJUSTABLE OVER ENTIRE RANGE
Scale Accuracy Rating2 PCT FULL RANGE
Scale TypeCONCENTRIC DIAL
Stem Length4.000 INCHES NOMINAL IN
Scale Smallest Increment1.0 DEG FAHRENHEIT
Scale Inscription/background ColorBLACK MARKING ON WHITE BACKGROUND
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
Dial Diameter3.000 INCHES NOMINAL IN
Design TypeFLUCTUATING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
6685-00-368-9379 INTERCHANGEABLE
Thermometer,self-Indicating,bime
6685-00-391-8675B3A4L INTERCHANGEABLE
Thermometer,self-Indicating,bime
Weksler Glass Thermometer Corp
6685-00-782-5236 INTERCHANGEABLE
Thermometer,self-Indicating,bime
6685-01-263-6052 INTERCHANGEABLE
Thermometer,self-Indicating,bime
6685-01-267-5720 INTERCHANGEABLE
Thermometer,self-Indicating,bime
6685-01-343-06394750M-S4 INTERCHANGEABLE
Thermometer,self-Indicating,bime
Moeller Instrument Company, Inc. Dba Moeller Instrument Co
6685-01-376-2144B3L4L INTERCHANGEABLE
Thermometer,self-Indicating,bime
Weksler Glass Thermometer Corp
6685-01-376-2145B5A6Z INTERCHANGEABLE
Thermometer,self-Indicating,bime
Weksler Glass Thermometer Corp
Cross-Reference Index
Part NumberManufacturer
B3A4L Weksler Glass Thermometer Corp (USA)
ITD-3-24-A-4 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-I-17244 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
BM27-100A Weksler Glass Thermometer Corp (USA)
Related Parts
6685-00-368-9379INTERCHANGEABLE
THERMOMETER,SELF-INDICATING,BIME
6685-00-391-8675INTERCHANGEABLE
THERMOMETER,SELF-INDICATING,BIME
B3A4L
6685-00-782-5236INTERCHANGEABLE
THERMOMETER,SELF-INDICATING,BIME
6685-01-263-6052INTERCHANGEABLE
THERMOMETER,SELF-INDICATING,BIME
6685-01-267-5720INTERCHANGEABLE
THERMOMETER,SELF-INDICATING,BIME
6685-01-343-0639INTERCHANGEABLE
THERMOMETER,SELF-INDICATING,BIME
4750M-S4
6685-01-376-2144INTERCHANGEABLE
THERMOMETER,SELF-INDICATING,BIME
B3L4L
6685-01-376-2145INTERCHANGEABLE
THERMOMETER,SELF-INDICATING,BIME
B5A6Z

Frequently Asked Questions

What is NSN 6685-00-449-7087?

NSN 6685-00-449-7087 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 6685-00-449-7087?

NSN 6685-00-449-7087 has 4 cross-referenced part numbers: B3A4L (Weksler Glass Thermometer Corp), ITD-3-24-A-4 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-I-17244 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), BM27-100A (Weksler Glass Thermometer Corp).

What NSN replaces 6685-00-449-7087?

There are 8 known substitutes for 6685-00-449-7087: 6685-00-368-9379, 6685-00-391-8675, 6685-00-782-5236 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B3A4L?

Key specifications for B3A4L: Mounting Facility Type and Quantity: 1 METAL CASE SEPARABLE SOCKET; Criticality Code Justification: ZZZY; Features Provided: PROTECTIVE GLASS/PLASTIC; Material: STEEL CORROSION RESISTING METER CASE. 13 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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