PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 441F

441F — Technical Data Sheet

✓ Verified by PartsTable
ASHCROFT INC DBA HEISE · 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 THERMOMETER,SELF-INDICATING is a ASHCROFT INC DBA HEISE industrial component. Key specifications include MATERIAL: GLASS OVERALL, SCALE TYPE: ETCHED STEMETCHED STEM, DESIGN TYPE: FLUCTUATINGFLUCTUATING, SCALE LENGTH: 152.0 MILLIMETERS NOMINAL152.0 MILLIMETERS NOMINAL MM, OVERALL LENGTH: 225.0 MILLIMETERS MINIMUM AND 225.0 MILLIMETERS MINIMUM AND 235.0 MILLIMETERS MAXIMUM235.0 MILLIMETERS MAXIMUM MM, ACTUATING MEDIUM: TOLUOLTOLUOL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6685-00-245-9521, 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
441F
NSN: 6685-00-245-9521
FSC: 6685
CAGE: 049X3 — ASHCROFT INC DBA HEISE (USA)
SPECIFICATIONS
MATERIALGLASS OVERALL
SCALE TYPEETCHED STEMETCHED STEM
DESIGN TYPEFLUCTUATINGFLUCTUATING
SCALE LENGTH152.0 MILLIMETERS NOMINAL152.0 MILLIMETERS NOMINAL MM
OVERALL LENGTH225.0 MILLIMETERS MINIMUM AND 225.0 MILLIMETERS MINIMUM AND 235.0 MILLIMETERS MAXIMUM235.0 MILLIMETERS MAXIMUM MM
ACTUATING MEDIUMTOLUOLTOLUOL
IMMERSION LENGTH76.0 MILLIMETERS NOMINAL76.0 MILLIMETERS NOMINAL MM
OVERALL DIAMETER6.0 MILLIMETERS MINIMUM AND 6.0 MILLIMETERS MINIMUM AND 8.0 MILLIMETERS MAXIMUM8.0 MILLIMETERS MAXIMUM MM
STYLE DESIGNATORIMMERSION RING TOP
SECURING DEVICE TYPERINGRING
SCALE MEASUREMENT RANGE-112.000 TO 70.000 DEG FAHRENHEIT-112.000 TO 70.000 DEG FAHRENHEIT
SCALE SMALLEST INCREMENT2.0 DEG FAHRENHEIT2.0 DEG FAHRENHEIT
NSN6685-00-245-9521
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: ASHCROFT INC DBA HEISE THERMOMETER,SELF-INDICATING TITLE COMPONENT PN 441F MFR ASHCROFT INC DBA HEISE THERMOMETER,SELF-INDIC
KEY FEATURES
•
SCALE MEASUREMENT RANGE: -112.000 TO 70.000 DEG FAHRENHEIT-112.000 TO 70.000 DEG FAHRENHEIT
•
SCALE SMALLEST INCREMENT: 2.0 DEG FAHRENHEIT2.0 DEG FAHRENHEIT
•
DESIGN TYPE: FLUCTUATINGFLUCTUATING
•
OVERALL DIAMETER: 6.0 MILLIMETERS MINIMUM AND 6.0 MILLIMETERS MINIMUM AND 8.0 MILLIMETERS MAXIMUM8.0 MILLIMETERS MAXIMUM MM
•
SCALE TYPE: ETCHED STEMETCHED STEM
•
SECURING DEVICE TYPE: RINGRING
•
MATERIAL: GLASS OVERALL
•
SCALE LENGTH: 152.0 MILLIMETERS NOMINAL152.0 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS (FLIS)
SCALE MEASUREMENT RANGE-112.000 TO 70.000 DEG FAHRENHEIT-112.000 TO 70.000 DEG FAHRENHEIT
SCALE SMALLEST INCREMENT2.0 DEG FAHRENHEIT2.0 DEG FAHRENHEIT
DESIGN TYPEFLUCTUATINGFLUCTUATING
OVERALL DIAMETER6.0 MILLIMETERS MINIMUM AND 6.0 MILLIMETERS MINIMUM AND 8.0 MILLIMETERS MAXIMUM8.0 MILLIMETERS MAXIMUM MM
SCALE TYPEETCHED STEMETCHED STEM
SECURING DEVICE TYPERINGRING
MATERIALGLASS OVERALL
SCALE LENGTH152.0 MILLIMETERS NOMINAL152.0 MILLIMETERS NOMINAL MM
ACTUATING MEDIUMTOLUOLTOLUOL
SCALE INSCRIPTION/BACKGROUND COLORBLACK MARKING ON WHITE BACKGROUNDBLACK MARKING ON WHITE BACKGROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
13-500Interchangeable
interchangeable cross-reference
interchangeable
E1-56-9F53Interchangeable
interchangeable cross-reference
interchangeable
MSS84075-22Interchangeable
interchangeable cross-reference
interchangeable
55443Interchangeable
interchangeable cross-reference
interchangeable
ASTM E1Interchangeable
interchangeable cross-reference
interchangeable
17F-86Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
Ready to buy 441F?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 441F?
441F is a THERMOMETER,SELF-INDICATING manufactured by ASHCROFT INC DBA HEISE.
What parts can replace 441F?
There are 27 known substitutes for 441F: 13-500, E1-56-9F53, MSS84075-22 and 24 more. Substitute compatibility should be verified for your specific system.
Is 441F still available?
441F is currently cancelled.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 441F

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: September 2026