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B3S4LR3 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The B3S4LR3 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6685-00-483-8596, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
B3S4LR3
NSN: 6685-00-483-8596
FSC: 6685
CAGE: 64467 — WEKSLER GLASS THERMOMETER CORP (USA)
SPECIFICATIONS
Part NumberB3S4LR3
NSN6685-00-483-8596
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available B3S4LR3 TITLE COMPONENT PN B3S4LR3 MFR B3S4LR3
KEY FEATURES
•
SCALE MEASUREMENT RANGE: +20.000 TO 240.000 DEG FAHRENHEIT
•
STEM LENGTH: 2.000 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING METER CASE
•
STYLE DESIGNATOR: STRAIGHT FORM, VERTICAL DIAL
•
SCALE INSCRIPTION/BACKGROUND COLOR: BLACK MARKING ON SILVER BACKGROUND
•
SCALE SMALLEST INCREMENT: 2.0 DEG FAHRENHEIT
•
DIAL DIAMETER: 3.000 INCHES NOMINAL3.000 INCHES NOMINAL IN
•
SCALE ACCURACY RATING: 1 PERCENT
TECHNICAL CHARACTERISTICS (FLIS)
SCALE MEASUREMENT RANGE+20.000 TO 240.000 DEG FAHRENHEIT
STEM LENGTH2.000 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING METER CASE
STYLE DESIGNATORSTRAIGHT FORM, VERTICAL DIAL
SCALE INSCRIPTION/BACKGROUND COLORBLACK MARKING ON SILVER BACKGROUND
SCALE SMALLEST INCREMENT2.0 DEG FAHRENHEIT
DIAL DIAMETER3.000 INCHES NOMINAL3.000 INCHES NOMINAL IN
SCALE ACCURACY RATING1 PERCENT
OVERALL LENGTH5.562 INCHES NOMINAL IN
SCALE TYPECONCENTRIC DIAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
RC-TH2Interchangeable
interchangeable cross-reference
interchangeable
BM27-100Interchangeable
interchangeable cross-reference
interchangeable
E324A2 REDLINE115DEGFInterchangeable
interchangeable cross-reference
interchangeable
RC-TH3Interchangeable
interchangeable cross-reference
interchangeable
E324A2 REDLINE18ODEGFInterchangeable
interchangeable cross-reference
interchangeable
E355A4 REDLINE30ODEGFInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B3S4LR3?
B3S4LR3 is a B3S4LR3.
What parts can replace B3S4LR3?
There are 25 known substitutes for B3S4LR3: RC-TH2, BM27-100, E324A2 REDLINE115DEGF and 22 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B3S4LR3?
B3S4LR3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6685-00-483-8596. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026