PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

270246-1Resistor,variable,wire Wound,non

Arma Div Ambac Industries Inc · NSN 5905-00-204-9775 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-204-9775 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-204-9775. Primary manufacturer part number: 270246-1.
Features
  • Resistor,variable,wire Wound,non — FSC 5905
  • Switch Operating Position: START OF ROTATION
  • Switch Contact Arrangement: SINGLE POLE, SINGLE THROW, NORMALLY OPEN, BOTH POSITIONS MAINTAINED
  • Mounting Bushing Length: 0.500 INCHES NOMINAL IN
  • Switch Type: ROTARY
  • Screw Thread Quantity Per Inch: 32.0
  • Electrical Resistance Per Section: 140.0 OHMS SINGLE SECTION
  • Mounting Method: STANDARD BUSHING
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 5905-00-204-9775, 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 Arma Div Ambac Industries Inc. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5905-00-204-9775
Primary Part Number270246-1
Item NameResistor,variable,wire Wound,non
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerArma Div Ambac Industries Inc
StatusACTIVE
Switch Operating PositionSTART OF ROTATION
Switch Contact ArrangementSINGLE POLE, SINGLE THROW, NORMALLY OPEN, BOTH POSITIONS MAINTAINED
Mounting Bushing Length0.500 INCHES NOMINAL IN
Switch TypeROTARY
Screw Thread Quantity Per Inch32.0
Electrical Resistance Per Section140.0 OHMS SINGLE SECTION
Mounting MethodSTANDARD BUSHING
Features ProvidedSWITCH
Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power340.0 SINGLE SECTION
Power Dissipation Rating Per Section in Watts150.0 FREE AIR SINGLE SECTION
Ambient Temp in Deg Celsius Per Section at Full Rated Power40.0 SINGLE SECTION
Fixed Tap Quantity Per Section1 SINGLE SECTION
Actuator Travel Control FeatureSTOPS
Switch Current Type and Rating in Amps5.000 AC/DC
Terminal Type and Quantity5 TAB, SOLDER LUG
Terminal LocationRADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED
Tap Location From Ccw Terminal Per Section in Ohms70.0 SINGLE SECTION
Resistance Tolerance Per Section in Percent-10.0 TO 10.0 SINGLE SECTION
Screw Thread Series DesignatorUNEF
Reliability IndicatorNOT ESTABLISHED
Effective Electrical Rotation in Deg Angular Rotation320.0 NOMINAL
Body StyleCYLINDRICAL BUSHING MOUNTED
Body Length2.500 INCHES NOMINAL IN
Shaft Diameter0.312 INCHES NOMINAL IN
Body Diameter4.000 INCHES NOMINAL IN
Shaft StyleROUND
Shaft Length1.370 INCHES NOMINAL IN
Actuator TypeSINGLE SHAFT
Section Quantity1
Switch Voltage Rating in Volts115.0
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5999-00-131-0602A110 INTERCHANGEABLE
Clamp,electrical
Volcanic Heater Inc Dba Volcanic Heater, Inc.
3455-00-194-052910270 INTERCHANGEABLE
Cutter,milling,plain
Niagara Cutter Inc
4320-00-218-4464A110 INTERCHANGEABLE
Impeller,pump,centrifugal
Circor Naval Solutions Llc Dba Warren Pumps
2030-00-394-9799A110 INTERCHANGEABLE
Chain Assembly,sect
Rexnord Holdings Inc
5950-00-396-1287A110 INTERCHANGEABLE
Transformer Assembly
B G Laboratories Inc.
3040-00-449-5941 INTERCHANGEABLE
Shaft,shouldered
5910-00-468-5189A110 INTERCHANGEABLE
Capacitor Special
Acal Electronics Ltd
5930-00-562-7772SA13U INTERCHANGEABLE
Switch,knife
Joint Electronics Type Designation System
3040-00-766-295912298086 INTERCHANGEABLE
Shaft,straight
U S Army Tank Automotive Command Amsta-Im-Mm
2990-00-772-2783TPS101T10-000 INTERCHANGEABLE
Heater,coolant,engine
Hotstart Sales, Llc
Cross-Reference Index
Part NumberManufacturer
270246-1 Arma Div Ambac Industries Inc
A110 Burke Products Inc (USA)
BP4680 Burke Products Inc (USA)
Related Parts
5999-00-131-0602INTERCHANGEABLE
CLAMP,ELECTRICAL
A110
3455-00-194-0529INTERCHANGEABLE
CUTTER,MILLING,PLAIN
10270
4320-00-218-4464INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
A110
2030-00-394-9799INTERCHANGEABLE
CHAIN ASSEMBLY,SECT
A110
5950-00-396-1287INTERCHANGEABLE
TRANSFORMER ASSEMBLY
A110
3040-00-449-5941INTERCHANGEABLE
SHAFT,SHOULDERED
5910-00-468-5189INTERCHANGEABLE
CAPACITOR SPECIAL
A110
5930-00-562-7772INTERCHANGEABLE
SWITCH,KNIFE
SA13U
3040-00-766-2959INTERCHANGEABLE
SHAFT,STRAIGHT
12298086
2990-00-772-2783INTERCHANGEABLE
HEATER,COOLANT,ENGINE
TPS101T10-000
5330-00-910-1621INTERCHANGEABLE
PACKING,PREFORMED
A110
5950-01-043-1246INTERCHANGEABLE
COIL,TUNER
A-110

Frequently Asked Questions

What is NSN 5905-00-204-9775?

NSN 5905-00-204-9775 is a Resistor,variable,wire Wound,non, manufactured by Arma Div Ambac Industries Inc, classified under FSC 5905 (No Item Name Available). Status: active.

What are the part numbers for NSN 5905-00-204-9775?

NSN 5905-00-204-9775 has 3 cross-referenced part numbers: 270246-1 (Arma Div Ambac Industries Inc), A110 (Burke Products Inc), BP4680 (Burke Products Inc).

What NSN replaces 5905-00-204-9775?

There are 12 known substitutes for 5905-00-204-9775: 5999-00-131-0602, 3455-00-194-0529, 4320-00-218-4464 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 270246-1?

Key specifications for 270246-1: Switch Operating Position: START OF ROTATION; Switch Contact Arrangement: SINGLE POLE, SINGLE THROW, NORMALLY OPEN, BOTH POSITIONS MAINTAINED; Mounting Bushing Length: 0.500 INCHES NOMINAL IN; Switch Type: ROTARY. 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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