PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RW21G631Resistor,fixed,wire Wound,induct

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5905-00-171-1754 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-171-1754 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-171-1754. Primary manufacturer part number: RW21G631.
Features
  • Resistor,fixed,wire Wound,induct — FSC 5905
  • Ambient Temp at Full Rated Power: 25.0 CELSIUS DEGC
  • Body Width: 1.187 INCHES NOMINAL IN
  • Style Designator: TERMINALS ONE EDGE
  • Body Height: 0.656 INCHES NOMINAL IN
  • Terminal Type: TAB, SOLDER LUG
  • Body Length: 2.000 INCHES NOMINAL IN
  • 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.).
Applications
  • Electrical power distribution
  • Signal transmission
  • Equipment interconnection
  • Circuit regulation and filtering
  • Signal conditioning
General Description

The Resistor,fixed,wire Wound,induct, cataloged under National Stock Number 5905-00-171-1754, 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 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5905-00-171-1754
Primary Part NumberRW21G631
Item NameResistor,fixed,wire Wound,induct
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Ambient Temp at Full Rated Power25.0 CELSIUS DEGC
Body Width1.187 INCHES NOMINAL IN
Style DesignatorTERMINALS ONE EDGE
Body Height0.656 INCHES NOMINAL IN
Terminal TypeTAB, SOLDER LUG
Body Length2.000 INCHES NOMINAL IN
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.).
Inclosure TypeENCAPSULATED
Terminal Length0.406 INCHES NOMINAL IN
Power Dissipation Rating in Watts22.000 FREE AIR
Ambient Temp in Deg Celsius at Zero Percent Rated Power275.0
Resistance Tolerance in Percent-5.000 TO 5.000
Electrical Resistance630.000 OHMS
Temp Coefficient of Resistance in Ppm Per Deg Celsius-260.0 TO 260.0
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
1730-00-468-603014271 INTERCHANGEABLE
Parts Kit,cylinder,
Parker Hannifin Corporation Div Cylinder Division
1560-00-772-538314271 INTERCHANGEABLE
Block,rear Spar Lif
Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company
5905-00-844-3623 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
4720-00-866-7913353-024-0025 INTERCHANGEABLE
Hose Assembly,metallic
Senior Operations Llc Div Senior Aerospace Ssp
9905-01-218-21331427-1 INTERCHANGEABLE
Plate,instruction
Leidos, Inc. Div Cyber and Information Solutions Services
5930-01-309-6755 INTERCHANGEABLE
Switch,sensitive
5310-01-562-195114271 INTERCHANGEABLE
Washer,flat
Kloehn Co Ltd
Cross-Reference Index
Part NumberManufacturer
RW21G631 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
14-271 Espey Mfg and Electronics Corp (USA)
MIL-R-26/2 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MILR26 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
RW21G631 Joint Army-Navy Specifications Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MIL-PRF-26/2 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
1730-00-468-6030INTERCHANGEABLE
PARTS KIT,CYLINDER,
14271
1560-00-772-5383INTERCHANGEABLE
BLOCK,REAR SPAR LIF
14271
5905-00-844-3623INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
4720-00-866-7913INTERCHANGEABLE
HOSE ASSEMBLY,METALLIC
353-024-0025
9905-01-218-2133INTERCHANGEABLE
PLATE,INSTRUCTION
1427-1
5930-01-309-6755INTERCHANGEABLE
SWITCH,SENSITIVE
5310-01-562-1951INTERCHANGEABLE
WASHER,FLAT
14271

Frequently Asked Questions

What is NSN 5905-00-171-1754?

NSN 5905-00-171-1754 is a Resistor,fixed,wire Wound,induct, 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 5905-00-171-1754?

NSN 5905-00-171-1754 has 6 cross-referenced part numbers: RW21G631 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 14-271 (Espey Mfg and Electronics Corp), MIL-R-26/2 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MILR26 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), RW21G631 (Joint Army-Navy Specifications Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M) and 1 more.

What NSN replaces 5905-00-171-1754?

There are 7 known substitutes for 5905-00-171-1754: 1730-00-468-6030, 1560-00-772-5383, 5905-00-844-3623 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of RW21G631?

Key specifications for RW21G631: Ambient Temp at Full Rated Power: 25.0 CELSIUS DEGC; Body Width: 1.187 INCHES NOMINAL IN; Style Designator: TERMINALS ONE EDGE; Body Height: 0.656 INCHES NOMINAL IN. 14 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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