PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

201-225Resistor,fixed,wire Wound

Mast Keystone Inc Dba Mast Development Company · NSN 5905-00-058-5461 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-058-5461 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-058-5461. Primary manufacturer part number: 201-225.
Features
  • Resistor,fixed,wire Wound — FSC 5905
  • Ambient Temp in Deg Celsius at Zero Percent Rated Power: 350.0
  • Power Dissipation Rating in Watts: 3.000 FREE AIR
  • Specification/standard Data: 81349-MIL-R-26/4 GOVERNMENT SPECIFICATION
  • Test Data Document: 81349-MIL-R-26 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
  • Cubic Measure: 0.023 CUBIC INCHES
  • Inclosure Type: ENCAPSULATED
  • Ambient Temp at Full Rated Power: 25.0 CELSIUS DEGC
Applications
  • Electrical power distribution
  • Signal transmission
  • Equipment interconnection
  • Circuit regulation and filtering
  • Signal conditioning
General Description

The Resistor,fixed,wire Wound, cataloged under National Stock Number 5905-00-058-5461, 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 Mast Keystone Inc Dba Mast Development Company. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5905-00-058-5461
Primary Part Number201-225
Item NameResistor,fixed,wire Wound
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerMast Keystone Inc Dba Mast Development Company
StatusACTIVE
Ambient Temp in Deg Celsius at Zero Percent Rated Power350.0
Power Dissipation Rating in Watts3.000 FREE AIR
Specification/standard Data81349-MIL-R-26/4 GOVERNMENT SPECIFICATION
Test Data Document81349-MIL-R-26 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Cubic Measure0.023 CUBIC INCHES
Inclosure TypeENCAPSULATED
Ambient Temp at Full Rated Power25.0 CELSIUS DEGC
Body Diameter0.125 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN
Style DesignatorAXIAL TERMINAL EACH END
Reliability IndicatorNOT ESTABLISHED
Terminal Length1.375 INCHES MINIMUM AND 2.125 INCHES MAXIMUM IN
Body Length0.437 INCHES MINIMUM AND 0.563 INCHES MAXIMUM IN
Terminal TypeWIRE LEAD
Electrical Resistance1.000 KILOHMS
Resistance Tolerance in Percent-5.000 TO 5.000
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5905-00-087-0545 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
6610-00-497-3794201368 INTERCHANGEABLE
Counter Subassy
Aerosonic Llc
3120-00-661-9253201225 INTERCHANGEABLE
Bearing,sleeve
Napco International Llc Dba Napco International Inc
5305-01-562-0742201225 INTERCHANGEABLE
Screw,cap,hexagon Head
Hamilton Jet, Inc.
Cross-Reference Index
Part NumberManufacturer
201-225 Mast Keystone Inc Dba Mast Development Company (USA)
MIL-R-26/4 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-PRF-26/4 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
RW69V102 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
5905PL0992026 Jednolity Indeks Materialowy - Uniform Material Index (POL)
Related Parts
5905-00-087-0545INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
6610-00-497-3794INTERCHANGEABLE
COUNTER SUBASSY
201368
3120-00-661-9253INTERCHANGEABLE
BEARING,SLEEVE
201225
5305-01-562-0742INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
201225

Frequently Asked Questions

What is NSN 5905-00-058-5461?

NSN 5905-00-058-5461 is a Resistor,fixed,wire Wound, manufactured by Mast Keystone Inc Dba Mast Development Company, classified under FSC 5905 (No Item Name Available). Status: active.

What are the part numbers for NSN 5905-00-058-5461?

NSN 5905-00-058-5461 has 5 cross-referenced part numbers: 201-225 (Mast Keystone Inc Dba Mast Development Company), MIL-R-26/4 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-PRF-26/4 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), RW69V102 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 5905PL0992026 (Jednolity Indeks Materialowy - Uniform Material Index).

What NSN replaces 5905-00-058-5461?

There are 4 known substitutes for 5905-00-058-5461: 5905-00-087-0545, 6610-00-497-3794, 3120-00-661-9253 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 201-225?

Key specifications for 201-225: Ambient Temp in Deg Celsius at Zero Percent Rated Power: 350.0; Power Dissipation Rating in Watts: 3.000 FREE AIR; Specification/standard Data: 81349-MIL-R-26/4 GOVERNMENT SPECIFICATION; Test Data Document: 81349-MIL-R-26 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).. 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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