PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

101893-2Resistor,thermal

Sierra Networks Inc Sierracom Div · NSN 5905-00-961-1621 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-961-1621 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-961-1621. Primary manufacturer part number: 101893-2.
Features
  • Resistor,thermal — FSC 5905
  • Maximum Power Dissipation Rating: 250.00 MILLIWATTS250.00 MILLIWATTS
  • Thermal Time Constant in Seconds: 54.054.0
  • Resistance Tolerance at a Specified Temp in Percent: -14.6 TO 14.6 THIRD RESISTANCE-TEMPERATURE POINT
  • Zero Power Resistance at Specified Temp: 14.1 KILOHMS SEVENTH RESISTANCE-TEMPERATURE POINT14.1 KILOHMS SEVENTH RESISTANCE-TEMPERATURE POINT
  • Temp Points for Resistance Readings at Zero Power: -25.0 CELSIUS FOURTH RESISTANCE-TEMPERATURE POINT-25.0 CELSIUS FOURTH RESISTANCE-TEMPERATURE POINT DEGC
  • Terminal Type and Quantity: 2 WIRE LEAD
  • Zero Power Resistance at Specified Temp: 12.0 KILOHMS SIXTH RESISTANCE-TEMPERATURE POINT12.0 KILOHMS SIXTH RESISTANCE-TEMPERATURE POINT
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Resistor,thermal, cataloged under National Stock Number 5905-00-961-1621, is classified within Federal Supply Class 5905 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Sierra Networks Inc Sierracom Div. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5905-00-961-1621
Primary Part Number101893-2
Item NameResistor,thermal
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerSierra Networks Inc Sierracom Div
StatusCANCELLED
Maximum Power Dissipation Rating250.00 MILLIWATTS250.00 MILLIWATTS
Thermal Time Constant in Seconds54.054.0
Resistance Tolerance at a Specified Temp in Percent-14.6 TO 14.6 THIRD RESISTANCE-TEMPERATURE POINT
Zero Power Resistance at Specified Temp14.1 KILOHMS SEVENTH RESISTANCE-TEMPERATURE POINT14.1 KILOHMS SEVENTH RESISTANCE-TEMPERATURE POINT
Temp Points for Resistance Readings at Zero Power-25.0 CELSIUS FOURTH RESISTANCE-TEMPERATURE POINT-25.0 CELSIUS FOURTH RESISTANCE-TEMPERATURE POINT DEGC
Terminal Type and Quantity2 WIRE LEAD
Zero Power Resistance at Specified Temp12.0 KILOHMS SIXTH RESISTANCE-TEMPERATURE POINT12.0 KILOHMS SIXTH RESISTANCE-TEMPERATURE POINT
Resistance Tolerance at a Specified Temp in Percent-14.3 TO 14.3 SEVENTH RESISTANCE-TEMPERATURE POINT
Reference Temp in Deg Celsius25.0
Zero Power Resistance at Specified Temp20.0 KILOHMS NINTH RESISTANCE-TEMPERATURE POINT
Temp Points for Resistance Readings at Zero Power75.0 CELSIUS SEVENTH RESISTANCE-TEMPERATURE POINT75.0 CELSIUS SEVENTH RESISTANCE-TEMPERATURE POINT DEGC
Inclosure TypeHERMETICALLY SEALED
Zero Power Resistance at Specified Temp4.4 KILOHMS FIRST RESISTANCE-TEMPERATURE POINT4.4 KILOHMS FIRST RESISTANCE-TEMPERATURE POINT
Temp Points for Resistance Readings at Zero Power-50.0 CELSIUS THIRD RESISTANCE-TEMPERATURE POINT-50.0 CELSIUS THIRD RESISTANCE-TEMPERATURE POINT DEGC
Resistance Tolerance at a Specified Temp in Percent-10.3 TO 10.3 FIFTH RESISTANCE-TEMPERATURE POINT
Zero Power Resistance at Specified Temp16.7 KILOHMS EIGHTH RESISTANCE-TEMPERATURE POINT16.7 KILOHMS EIGHTH RESISTANCE-TEMPERATURE POINT
Resistance Tolerance at a Specified Temp in Percent-18.5 TO 18.5 NINTH RESISTANCE-TEMPERATURE POINT
Zero Power Resistance at Specified Temp6.6 KILOHMS FOURTH RESISTANCE-TEMPERATURE POINT6.6 KILOHMS FOURTH RESISTANCE-TEMPERATURE POINT
Zero Power Resistance10.000 KILOHMS
Resistance Tolerance at a Specified Temp in Percent-12.1 TO 12.1 SIXTH RESISTANCE-TEMPERATURE POINT
Zero Power Resistance at Specified Temp5.4 KILOHMS THIRD RESISTANCE-TEMPERATURE POINT5.4 KILOHMS THIRD RESISTANCE-TEMPERATURE POINT
Style DesignatorROD
Temp Points for Resistance Readings at Zero Power-65.0 CELSIUS SECOND RESISTANCE-TEMPERATURE POINT-65.0 CELSIUS SECOND RESISTANCE-TEMPERATURE POINT DEGC
Temp Points for Resistance Readings at Zero Power100.0 CELSIUS EIGHTH RESISTANCE-TEMPERATURE POINT100.0 CELSIUS EIGHTH RESISTANCE-TEMPERATURE POINT DEGC
Zero Power Resistance Tolerance in Percent at Reference Temp-10.0 TO 10.0
Temp Points for Resistance Readings at Zero Power50.0 CELSIUS SIXTH RESISTANCE-TEMPERATURE POINT50.0 CELSIUS SIXTH RESISTANCE-TEMPERATURE POINT DEGC
Resistance Tolerance at a Specified Temp in Percent-20.0 TO 20.0 TENTH RESISTANCE-TEMPERATURE POINT
Resistance Tolerance at a Specified Temp in Percent-16.2 TO 16.2 EIGHTH RESISTANCE-TEMPERATURE POINT
Temp Points for Resistance Readings at Zero Power0.0 CELSIUS FIFTH RESISTANCE-TEMPERATURE POINT0.0 CELSIUS FIFTH RESISTANCE-TEMPERATURE POINT DEGC
Resistance Tolerance at a Specified Temp in Percent-15.0 TO 15.0 SECOND RESISTANCE-TEMPERATURE POINT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
5905-00-087-25098437610 INTERCHANGEABLE
Resistor,thermal
Army, United States Department of the Dba Rock Island Arsenal Jmtc
Cross-Reference Index
Part NumberManufacturer
101893-2 Sierra Networks Inc Sierracom Div (USA)
101893-2 Microwave Engineering Corporation (USA)
TM1/4 103K Raytheon Company Dba Raytheon (USA)
579R697J55 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
TM1/4 103K Texas Instruments Incorporated (USA)
Related Parts
5905-00-087-2509INTERCHANGEABLE
RESISTOR,THERMAL
8437610

Frequently Asked Questions

What is NSN 5905-00-961-1621?

NSN 5905-00-961-1621 is a Resistor,thermal, manufactured by Sierra Networks Inc Sierracom Div, classified under FSC 5905 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5905-00-961-1621?

NSN 5905-00-961-1621 has 5 cross-referenced part numbers: 101893-2 (Sierra Networks Inc Sierracom Div), 101893-2 (Microwave Engineering Corporation), TM1/4 103K (Raytheon Company Dba Raytheon), 579R697J55 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), TM1/4 103K (Texas Instruments Incorporated).

What NSN replaces 5905-00-961-1621?

There is 1 known substitute for 5905-00-961-1621: 5905-00-087-2509. Verify interchangeability with system specifications before substitution.

What are the specifications of 101893-2?

Key specifications for 101893-2: Maximum Power Dissipation Rating: 250.00 MILLIWATTS250.00 MILLIWATTS; Thermal Time Constant in Seconds: 54.054.0; Resistance Tolerance at a Specified Temp in Percent: -14.6 TO 14.6 THIRD RESISTANCE-TEMPERATURE POINT; Zero Power Resistance at Specified Temp: 14.1 KILOHMS SEVENTH RESISTANCE-TEMPERATURE POINT14.1 KILOHMS SEVENTH RESISTANCE-TEMPERATURE POINT. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5905-00-961-1621 still in active supply?

NSN 5905-00-961-1621 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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