PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

260-503KResistor,variable,wire Wound,non

Genrad Inc · NSN 5905-00-108-6486 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-108-6486 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-108-6486. Primary manufacturer part number: 260-503K.
Features
  • Resistor,variable,wire Wound,non — FSC 5905
  • Screw Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Body Style: CYLINDRICAL HOLE/SLOT MOUNTED
  • Rotary Actuator Travel in Angular Deg: 330.0 NOMINAL
  • Mounting Method: THREADED HOLE(S)
  • Terminal Type and Quantity: 3 TURRET
  • Ambient Temp in Deg Celsius Per Section at Full Rated Power: 0.0 SINGLE SECTION
  • Temp Coefficient of Resistance Wire Per Section in Ppm Per Deg Celsius: -20.0 TO 20.0 SINGLE SECTION
Applications
  • Electrical power distribution
  • Signal transmission
  • Equipment interconnection
  • Circuit regulation and filtering
  • Signal conditioning
General Description

The Resistor,variable,wire Wound,non, cataloged under National Stock Number 5905-00-108-6486, 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 Genrad Inc. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5905-00-108-6486
Primary Part Number260-503K
Item NameResistor,variable,wire Wound,non
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerGenrad Inc
StatusACTIVE
Screw Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Body StyleCYLINDRICAL HOLE/SLOT MOUNTED
Rotary Actuator Travel in Angular Deg330.0 NOMINAL
Mounting MethodTHREADED HOLE(S)
Terminal Type and Quantity3 TURRET
Ambient Temp in Deg Celsius Per Section at Full Rated Power0.0 SINGLE SECTION
Temp Coefficient of Resistance Wire Per Section in Ppm Per Deg Celsius-20.0 TO 20.0 SINGLE SECTION
Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power100.0 SINGLE SECTION
Resistance Tolerance Per Section in Percent-10.0 TO 10.0 SINGLE SECTION
Terminal LocationREAR-BOTTOM LOCATION NOT OTHERWISE SPECIFIED
Electrical Resistance Per Section50.0 KILOHMS SINGLE SECTION
Power Dissipation Rating Per Section in Watts8.0 FREE AIR SINGLE SECTION
Actuator Travel Control FeatureSTOPS
Fragility FactorMODERATELY RUGGED
Screw Thread Diameter0.138 INCHES NOMINAL IN
Section Quantity1
Shaft Diameter0.375 INCHES NOMINAL IN
Shaft Length0.875 INCHES NOMINAL IN
Shaft StyleROUND
Screw Thread Quantity Per Inch32.0
Actuator TypeSINGLE SHAFT
Mounting Hole/stud Circle Diameter1.750 INCHES NOMINAL IN
Mounting Facility Quantity3
Body Diameter2.750 INCHES NOMINAL IN
Body Length1.125 INCHES NOMINAL IN
Effective Electrical Rotation in Deg Angular Rotation320.0 NOMINAL
Features ProvidedNONMETALLIC SHAFT
Reliability IndicatorNOT ESTABLISHED
Overall Diameter3.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5905-00-108-6155M0DEL260-2K0HMP0RM5PCT INTERCHANGEABLE
Resistor,variable,wire Wound,non
Samarius Precision Instruments, Inc. Dba Samarius Precision Instruments
5905-00-112-4166 INTERCHANGEABLE
Resistor,variable,wire Wound,non
5945-00-188-5631 INTERCHANGEABLE
Relay,electromagnetic
5910-00-281-0641 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
5330-00-350-7494314A INTERCHANGEABLE
Gasket
Saylor-Beall Manufacturing Company
4030-00-428-1058 INTERCHANGEABLE
Swivel
5905-00-655-3726 INTERCHANGEABLE
Resistor,variable,wire Wound,non
6720-00-663-1006 INTERCHANGEABLE
Camera,still Picture
6625-00-788-0919314A INTERCHANGEABLE
Voltmeter
Ballantine Laboratories Inc
5998-01-079-33744023635-0505 INTERCHANGEABLE
Extender Card,electronic Test
Bae Systems Information and Electronic Systems Integration Inc.
Cross-Reference Index
Part NumberManufacturer
260-503K Genrad Inc (USA)
314A Genrad Inc (USA)
Related Parts
5905-00-108-6155INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
M0DEL260-2K0HMP0RM5PCT
5905-00-112-4166INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
5945-00-188-5631INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5910-00-281-0641INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
5330-00-350-7494INTERCHANGEABLE
GASKET
314A
4030-00-428-1058INTERCHANGEABLE
SWIVEL
5905-00-655-3726INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
6720-00-663-1006INTERCHANGEABLE
CAMERA,STILL PICTURE
6625-00-788-0919INTERCHANGEABLE
VOLTMETER
314A
5998-01-079-3374INTERCHANGEABLE
EXTENDER CARD,ELECTRONIC TEST
4023635-0505

Frequently Asked Questions

What is NSN 5905-00-108-6486?

NSN 5905-00-108-6486 is a Resistor,variable,wire Wound,non, manufactured by Genrad Inc, classified under FSC 5905 (No Item Name Available). Status: active.

What are the part numbers for NSN 5905-00-108-6486?

NSN 5905-00-108-6486 has 2 cross-referenced part numbers: 260-503K (Genrad Inc), 314A (Genrad Inc).

What NSN replaces 5905-00-108-6486?

There are 10 known substitutes for 5905-00-108-6486: 5905-00-108-6155, 5905-00-112-4166, 5945-00-188-5631 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 260-503K?

Key specifications for 260-503K: Screw Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Body Style: CYLINDRICAL HOLE/SLOT MOUNTED; Rotary Actuator Travel in Angular Deg: 330.0 NOMINAL; Mounting Method: THREADED HOLE(S). 30 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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