PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7948Resistor,variable,nonwire Wound,

Reon Resistor Corp · NSN 5905-00-442-1935 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-442-1935 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-442-1935. Primary manufacturer part number: 7948.
Features
  • Resistor,variable,nonwire Wound, — FSC 5905
  • Resistance Tolerance Per Section in Percent: -10.0 TO 10.0 SINGLE SECTION
  • Reliability Indicator: NOT ESTABLISHED
  • Shaft Length: 0.625 INCHES NOMINAL IN
  • Body Length: 0.531 INCHES NOMINAL IN
  • Shaft Diameter: 0.125 INCHES NOMINAL IN
  • Specification/standard Data: 81349-MIL-R-94/3 GOVERNMENT SPECIFICATION
  • Test Data Document: 81349-MIL-R-94 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
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Resistor,variable,nonwire Wound,, cataloged under National Stock Number 5905-00-442-1935, 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 Reon Resistor Corp. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5905-00-442-1935
Primary Part Number7948
Item NameResistor,variable,nonwire Wound,
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerReon Resistor Corp
StatusCANCELLED
Resistance Tolerance Per Section in Percent-10.0 TO 10.0 SINGLE SECTION
Reliability IndicatorNOT ESTABLISHED
Shaft Length0.625 INCHES NOMINAL IN
Body Length0.531 INCHES NOMINAL IN
Shaft Diameter0.125 INCHES NOMINAL IN
Specification/standard Data81349-MIL-R-94/3 GOVERNMENT SPECIFICATION
Test Data Document81349-MIL-R-94 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.).
Terminal Type and Quantity3 TAB, SOLDER LUG
Maximum Starting Torque6.00 INCH-OUNCES IN
Rotary Actuator Travel in Angular Deg292.0 MINIMUM AND 298.0 MAXIMUM
Resistance Temp Characteristic Range Per Section in Percent-3.0 TO 0.0 -55 DEG CELSIUS SINGLE SECTION AND -5.0 TO 10.0 -25 DEG CELSIUS SINGLE SECTION AND -5.0 TO 10.0 25 DEG CELSIUS SINGLE SECTION AND -0.0 TO 3.0 120 DEG CELSIUS SINGLE SECTION
Mounting MethodSTANDARD BUSHING
Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power120.0 SINGLE SECTION
Electrical Resistance Per Section1.0 MEGOHMS SINGLE SECTION
Terminal LocationREAR END
Body StyleCYLINDRICAL BUSHING MOUNTED
Effective Electrical Rotation in Deg Angular Rotation295.0 NOMINAL
Body Diameter0.500 INCHES NOMINAL IN
Actuator TypeSINGLE SHAFT
Mounting Bushing Length0.500 INCHES NOMINAL IN
Maximum Stop Torque48.00 INCH-OUNCES IN
Actuator Travel Control FeatureSTOPS
Screw Thread Series DesignatorUNEF
Maximum Running Torque0.50 INCH-OUNCES IN
Shaft StyleROUND, SLOTTED
Overall Diameter0.500 INCHES NOMINAL IN
Power Dissipation Rating Per Section in Watts0.5 FREE AIR SINGLE SECTION
Screw Thread Diameter0.250 INCHES NOMINAL IN
Section Quantity1
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6660-00-075-6666 INTERCHANGEABLE
Barometer,aneroid
4520-00-143-92152237 INTERCHANGEABLE
Heating Element,electrical,nonim
Duke Mfg Co
5310-00-208-8892 INTERCHANGEABLE
Nut,plain,round
5120-00-247-08675120-00-247-0867 INTERCHANGEABLE
Tweezers,craftsman's
General Services Administration Federal Supply Service
5330-00-252-66392237 INTERCHANGEABLE
Gasket
Bae Systems Land & Armaments L.p.
6685-00-301-997022-37 INTERCHANGEABLE
Gage,pressure,dial Indicating
Circor Aerospace, Inc. Dba Circor Aerospace Inc
5180-00-313-9496PD5180-00-313-9496 INTERCHANGEABLE
Puller Kit,universal
General Services Administration Federal Supply Service
5365-00-350-54425824FX INTERCHANGEABLE
Plug,machine Thread
Oshkosh Defense Llc
5330-00-354-3778639870 INTERCHANGEABLE
Gasket
Am General Llc
6640-00-404-50001220-4L INTERCHANGEABLE
Bottle,aspirator
Corning Incorporated Div Life Sci, Opt Fiber, Environ, Specialty Mtl, R&d, Mte
Cross-Reference Index
Part NumberManufacturer
7948 Reon Resistor Corp (USA)
MIL-PRF-94/3 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
RV6TAYSA105A Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
2JC2779H48 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
2JC2779-48 Cts Corp (USA)
2237 Rockwell Automation, Inc. Dba Rockwell Automation (USA)
MILR94-3 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
6660-00-075-6666INTERCHANGEABLE
BAROMETER,ANEROID
4520-00-143-9215INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
2237
5310-00-208-8892INTERCHANGEABLE
NUT,PLAIN,ROUND
5120-00-247-0867INTERCHANGEABLE
TWEEZERS,CRAFTSMAN'S
5120-00-247-0867
5330-00-252-6639INTERCHANGEABLE
GASKET
2237
6685-00-301-9970INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
22-37
5180-00-313-9496INTERCHANGEABLE
PULLER KIT,UNIVERSAL
PD5180-00-313-9496
5365-00-350-5442INTERCHANGEABLE
PLUG,MACHINE THREAD
5824FX
5330-00-354-3778INTERCHANGEABLE
GASKET
639870
6640-00-404-5000INTERCHANGEABLE
BOTTLE,ASPIRATOR
1220-4L
4720-00-574-6530INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
5950-00-646-2278INTERCHANGEABLE
TRANSFORMER,POWER

Frequently Asked Questions

What is NSN 5905-00-442-1935?

NSN 5905-00-442-1935 is a Resistor,variable,nonwire Wound,, manufactured by Reon Resistor Corp, classified under FSC 5905 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5905-00-442-1935?

NSN 5905-00-442-1935 has 7 cross-referenced part numbers: 7948 (Reon Resistor Corp), MIL-PRF-94/3 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), RV6TAYSA105A (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 2JC2779H48 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 2JC2779-48 (Cts Corp) and 2 more.

What NSN replaces 5905-00-442-1935?

There are 12 known substitutes for 5905-00-442-1935: 6660-00-075-6666, 4520-00-143-9215, 5310-00-208-8892 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7948?

Key specifications for 7948: Resistance Tolerance Per Section in Percent: -10.0 TO 10.0 SINGLE SECTION; Reliability Indicator: NOT ESTABLISHED; Shaft Length: 0.625 INCHES NOMINAL IN; Body Length: 0.531 INCHES NOMINAL IN. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5905-00-442-1935 still in active supply?

NSN 5905-00-442-1935 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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