PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RWR81S3650FRResistor,fixed,wire Wound

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5905-00-137-7277 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-137-7277 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-137-7277. Primary manufacturer part number: RWR81S3650FR.
Features
  • Resistor,fixed,wire Wound — FSC 5905
  • Body Length: 0.219 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
  • Reliability Indicator: ESTABLISHED
  • Ambient Temp in Deg Celsius at Zero Percent Rated Power: 275.0
  • Terminal Length: 1.500 INCHES MINIMUM IN
  • Test Data Document: 81349-MIL-R-39007 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.).
  • Power Dissipation Rating in Watts: 1.000 FREE AIR
  • Terminal Type: WIRE LEAD
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 5905-00-137-7277, 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 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, 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
NSN5905-00-137-7277
Primary Part NumberRWR81S3650FR
Item NameResistor,fixed,wire Wound
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Body Length0.219 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
Reliability IndicatorESTABLISHED
Ambient Temp in Deg Celsius at Zero Percent Rated Power275.0
Terminal Length1.500 INCHES MINIMUM IN
Test Data Document81349-MIL-R-39007 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.).
Power Dissipation Rating in Watts1.000 FREE AIR
Terminal TypeWIRE LEAD
Specification/standard Data81349-MIL-R-39007/9 GOVERNMENT SPECIFICATION
Body Diameter0.065 INCHES MINIMUM AND 0.105 INCHES MAXIMUM IN
Cubic Measure0.002 CUBIC INCHES
Reliability Failure Rate Level in Percent0.010
Ambient Temp at Full Rated Power25.0 CELSIUS DEGC
Style DesignatorAXIAL TERMINAL EACH END
Temp Range of Temp Coefficient in Deg Celsius-55.0 TO 275.0
Inclosure TypeENCAPSULATED
Resistance Tolerance in Percent-1.000 TO 1.000
Temp Coefficient of Resistance in Ppm Per Deg Celsius-20.0 TO 20.0
Electrical Resistance365.000 OHMS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5905-01-106-3824 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
Cross-Reference Index
Part NumberManufacturer
RWR81S3650FR Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-R-39007/9 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
RS-1/4-8-3650F Vishay Dale Electronics, Llc Div Vishay Americas (USA)
B600001505 Kearfott Corporation Div Guidance and Navigation Division (USA)
10120318 Nimikkeistokeskus Ncb Finland (FIN)
Related Parts
5905-01-106-3824INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT

Frequently Asked Questions

What is NSN 5905-00-137-7277?

NSN 5905-00-137-7277 is a Resistor,fixed,wire Wound, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5905 (No Item Name Available). Status: active.

What are the part numbers for NSN 5905-00-137-7277?

NSN 5905-00-137-7277 has 5 cross-referenced part numbers: RWR81S3650FR (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-R-39007/9 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), RS-1/4-8-3650F (Vishay Dale Electronics, Llc Div Vishay Americas), B600001505 (Kearfott Corporation Div Guidance and Navigation Division), 10120318 (Nimikkeistokeskus Ncb Finland).

What NSN replaces 5905-00-137-7277?

There is 1 known substitute for 5905-00-137-7277: 5905-01-106-3824. Verify interchangeability with system specifications before substitution.

What are the specifications of RWR81S3650FR?

Key specifications for RWR81S3650FR: Body Length: 0.219 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN; Reliability Indicator: ESTABLISHED; Ambient Temp in Deg Celsius at Zero Percent Rated Power: 275.0; Terminal Length: 1.500 INCHES MINIMUM IN. 18 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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