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Technical Data Sheet

20T-250-4 — Technical Data Sheet

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PALMER JOHNSON DISTRIBUTORS INC · 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

THERMOMETER,INDICATING,CAPILLARY. Key specifications include MATERIAL: COPPER BULB, BULB TYPE: BENDABLE PLAIN, SCALE TYPE: DIAL, ACTUATING MEDIUM: WATER, SPECIAL FEATURES: ADJUSTABLE CONTACT TO POINTER FOR OVER TEMPERATURE ENGINE SHUT DOWN, BULB OVERALL LENGTH: 2.500 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 6685-00-971-1248, 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
20T-250-4
NSN: 6685-00-971-1248
FSC: 6685
CAGE: 78172 — PALMER JOHNSON DISTRIBUTORS INC (USA)
SPECIFICATIONS
MATERIALCOPPER BULB
BULB TYPEBENDABLE PLAIN
SCALE TYPEDIAL
BULB QUANTITY1
ACTUATING MEDIUMWATER
SPECIAL FEATURESADJUSTABLE CONTACT TO POINTER FOR OVER TEMPERATURE ENGINE SHUT DOWN
BULB OVERALL LENGTH2.500 INCHES NOMINAL IN
BULB CONNECTION TYPETHREADED
FLEXIBLE TUBE LENGTH48.000 INCHES NOMINAL IN
ACTIVE PORTION LENGTH1.500 INCHES NOMINAL IN
ACTIVE PORTION DIAMETER0.340 INCHES NOMINAL IN
SCALE SMALLEST INCREMENT10.0 DEG FAHRENHEIT
NSN6685-00-971-1248
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: PALMER JOHNSON DISTRIBUTORS INC THERMOMETER,INDICATING,CAPILLARY TITLE COMPONENT PN 20T-250-4 MFR PALMER JOHNSON DISTRIBUTORS INC THERMOMETER,INDICATING
KEY FEATURES
•
ACTIVE PORTION LENGTH: 1.500 INCHES NOMINAL IN
•
FLEXIBLE TUBE LENGTH: 48.000 INCHES NOMINAL IN
•
SCALE TYPE: DIAL
•
MATERIAL: COPPER BULB
•
SCALE INSCRIPTION/BACKGROUND COLOR: WHITE MARKINGS ON BLACK BACKGROUND
•
ACTIVE PORTION DIAMETER: 0.340 INCHES NOMINAL IN
•
ACTUATING MEDIUM: WATER
•
SCALE SMALLEST INCREMENT: 10.0 DEG FAHRENHEIT
TECHNICAL CHARACTERISTICS
ACTIVE PORTION LENGTH1.500 INCHES NOMINAL IN
FLEXIBLE TUBE LENGTH48.000 INCHES NOMINAL IN
SCALE TYPEDIAL
MATERIALCOPPER BULB
SCALE INSCRIPTION/BACKGROUND COLORWHITE MARKINGS ON BLACK BACKGROUND
ACTIVE PORTION DIAMETER0.340 INCHES NOMINAL IN
ACTUATING MEDIUMWATER
SCALE SMALLEST INCREMENT10.0 DEG FAHRENHEIT
INDICATOR CONNECTION METHODRIGID STEM
BULB TYPEBENDABLE PLAIN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
20T-250X4InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
81668InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
10-35-0877InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
170.181InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
00170-0181InterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
2OT21InterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20T-250-4?
20T-250-4 is a THERMOMETER,INDICATING,CAPILLARY manufactured by PALMER JOHNSON DISTRIBUTORS INC.
What parts can replace 20T-250-4?
There are 6 known substitutes for 20T-250-4: 20T-250X4, 81668, 10-35-0877 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 20T-250-4?
20T-250-4 is cataloged in the Federal Logistics Information System under NSN 6685-00-971-1248. This indicates validated use in U.S. government and defense supply chains.
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