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Technical Data Sheet
PartsTable / MRO / TM1-4 500OHM
TM1-4 500OHM ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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 RESISTOR,THERMAL is a the manufacturer industrial component. Key specifications include body_length: 0.585 INCHES NOMINAL IN, inclosure_type: ENCAPSULATED, terminal_length: 1.500 INCHES NOMINAL IN, style_designator: ROD, terminal_diameter: 0.025 INCHES NOMINAL IN, body_outside_diameter: 0.200 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5905-00-936-7731, 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
MRO→ MRO_GENERAL→ TM1-4 500OHM
NSN: 5905-00-936-7731
FSC: 5905
CAGE: 01295 — TEXAS INSTRUMENTS INCORPORATED (USA)
SPECIFICATIONS
body_length0.585 INCHES NOMINAL IN
inclosure_typeENCAPSULATED
terminal_length1.500 INCHES NOMINAL IN
style_designatorROD
terminal_diameter0.025 INCHES NOMINAL IN
body_outside_diameter0.200 INCHES NOMINAL IN
reliability_indicatorNOT ESTABLISHED
zero_power_resistance500.000 OHMS
maximum_operating_temp150.0 CELSIUS DEGC
terminal_type_and_quantity2 WIRE LEAD
ambient_temp_at_full_rated_power100.0 CELSIUS DEGC
maximum_power_dissipation_rating250.00 MILLIWATTS
NSN5905-00-936-7731
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,THERMAL TITLE COMPONENT PN TM1-4 500OHM MFR RESISTOR,THERMAL
KEY FEATURES
•
AMBIENT TEMP AT FULL RATED POWER: 100.0 CELSIUS DEGC
•
ZERO POWER TEMP COEFFICIENT OF RESISTANCE IN PERCENT PER DEG CELSIUS: 0.70
•
TEMP POINTS FOR RESISTANCE READINGS AT ZERO POWER: 50.0 CELSIUS THIRD RESISTANCE-TEMPERATURE POINT DEGC
•
ZERO POWER RESISTANCE AT SPECIFIED TEMP: 1.0 KILOHMS SEVENTH RESISTANCE-TEMPERATURE POINT
•
STYLE DESIGNATOR: ROD
•
RESISTANCE TOLERANCE AT A SPECIFIED TEMP IN PERCENT: -15.0 TO 15.0 ALL RESISTANCE-TEMPERATURE POINTS
TECHNICAL CHARACTERISTICS (FLIS)
AMBIENT TEMP AT FULL RATED POWER100.0 CELSIUS DEGC
ZERO POWER TEMP COEFFICIENT OF RESISTANCE IN PERCENT PER DEG CELSIUS0.70
TEMP POINTS FOR RESISTANCE READINGS AT ZERO POWER50.0 CELSIUS THIRD RESISTANCE-TEMPERATURE POINT DEGC
ZERO POWER RESISTANCE AT SPECIFIED TEMP1.0 KILOHMS SEVENTH RESISTANCE-TEMPERATURE POINT
STYLE DESIGNATORROD
TEMP POINTS FOR RESISTANCE READINGS AT ZERO POWER-75.0 CELSIUS FIRST RESISTANCE-TEMPERATURE POINT DEGC
ZERO POWER RESISTANCE AT SPECIFIED TEMP830.0 OHMS FIFTH RESISTANCE-TEMPERATURE POINT
RESISTANCE TOLERANCE AT A SPECIFIED TEMP IN PERCENT-15.0 TO 15.0 ALL RESISTANCE-TEMPERATURE POINTS
ZERO POWER RESISTANCE AT SPECIFIED TEMP420.0 OHMS SECOND RESISTANCE-TEMPERATURE POINT
ZERO POWER RESISTANCE AT SPECIFIED TEMP955.0 OHMS SIXTH RESISTANCE-TEMPERATURE POINT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
TM1/4-103KInterchangeable
interchangeable cross-reference
interchangeable
TM1-4Interchangeable
interchangeable cross-reference
interchangeable
TM1-4-103Interchangeable
interchangeable cross-reference
interchangeable
1806Interchangeable
interchangeable cross-reference
interchangeable
4547007Interchangeable
interchangeable cross-reference
interchangeable
41180 34160Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is TM1-4 500OHM?
TM1-4 500OHM is a RESISTOR,THERMAL. It is classified as a MRO (MRO_GENERAL).
What parts can replace TM1-4 500OHM?
There are 22 known substitutes for TM1-4 500OHM: TM1/4-103K, TM1-4, TM1-4-103 and 19 more. Substitute compatibility should be verified for your specific system.
What is the NSN for TM1-4 500OHM?
TM1-4 500OHM is cataloged in the Federal Logistics Information System (FLIS) under NSN 5905-00-936-7731. 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