PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

T250MDummy Load,electrical

Caes Systems Llc · NSN 5985-00-458-9689 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-458-9689 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-458-9689. Primary manufacturer part number: T250M.
Features
  • Dummy Load,electrical — FSC 5985
  • Overall Diameter: 1.350 INCHES MINIMUM AND 1.390 INCHES MAXIMUM IN
  • Voltage Standing Wave Ratio: 1.10 AND 1.20 AND 1.35
  • Termination Type: CONNECTION COAXIAL
  • Cooling Method: SELF-COOLED
  • Power Rating: 4.000 KILOWATTS PEAK
  • Coaxial Connector Series Designation: SMA
  • Operating Position: ALL POSITIONS
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Dummy Load,electrical, cataloged under National Stock Number 5985-00-458-9689, is classified within Federal Supply Class 5985 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Caes Systems Llc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-00-458-9689
Primary Part NumberT250M
Item NameDummy Load,electrical
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerCaes Systems Llc
StatusACTIVE
Overall Diameter1.350 INCHES MINIMUM AND 1.390 INCHES MAXIMUM IN
Voltage Standing Wave Ratio1.10 AND 1.20 AND 1.35
Termination TypeCONNECTION COAXIAL
Cooling MethodSELF-COOLED
Power Rating4.000 KILOWATTS PEAK
Coaxial Connector Series DesignationSMA
Operating PositionALL POSITIONS
Style DesignatorCOAXIAL MOUNTED
Voltage Standing Wave Ratio Frequency Range+0.000 TO 1.000 GIGAHERTZ AND +1.000 TO 4.000 GIGAHERTZ AND +4.000 TO 8.000 GIGAHERTZ
Connector End DesignMALE
Impedance Rating in Ohms50.0 NOMINAL
Fragility FactorMODERATELY RUGGED
Frequency Range Rating+0.000 TO 8.000 GIGAHERTZ
FSC Application DataANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5940-00-159-1290 INTERCHANGEABLE
Terminal,lug
Cross-Reference Index
Part NumberManufacturer
T250M Caes Systems Llc (USA)
Related Parts
5940-00-159-1290INTERCHANGEABLE
TERMINAL,LUG

Frequently Asked Questions

What is NSN 5985-00-458-9689?

NSN 5985-00-458-9689 is a Dummy Load,electrical, manufactured by Caes Systems Llc, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-00-458-9689?

NSN 5985-00-458-9689 has 1 cross-referenced part number: T250M (Caes Systems Llc).

What NSN replaces 5985-00-458-9689?

There is 1 known substitute for 5985-00-458-9689: 5940-00-159-1290. Verify interchangeability with system specifications before substitution.

What are the specifications of T250M?

Key specifications for T250M: Overall Length: 1.570 INCHES MINIMUM AND 1.690 INCHES MAXIMUM IN; Overall Diameter: 1.350 INCHES MINIMUM AND 1.390 INCHES MAXIMUM IN; Voltage Standing Wave Ratio: 1.10 AND 1.20 AND 1.35; Termination Type: CONNECTION COAXIAL. 15 total characteristics are documented in the Federal Logistics Information System.

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