PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21215-4Resistor,variable,wire Wound,non

Northrop Grumman Corp Precision Products Plant · NSN 5905-00-820-3037 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-820-3037 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-820-3037. Primary manufacturer part number: 21215-4.
Features
  • Resistor,variable,wire Wound,non — FSC 5905
  • Reliability Indicator: NOT ESTABLISHED
  • Shaft Style: ROUND, SLOTTED
  • Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power: 175.0 SINGLE SECTION
  • Electrical Resistance Per Section: 500.0 OHMS SINGLE SECTION
  • Mounting Method: LOCKING BUSHING
  • Resistance Tolerance Per Section in Percent: -10.0 TO 10.0 SINGLE SECTION
  • Actuator Travel Control Feature: CONTINUOUS MOTION
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 5905-00-820-3037, 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 Northrop Grumman Corp Precision Products Plant. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5905-00-820-3037
Primary Part Number21215-4
Item NameResistor,variable,wire Wound,non
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Corp Precision Products Plant
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Shaft StyleROUND, SLOTTED
Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power175.0 SINGLE SECTION
Electrical Resistance Per Section500.0 OHMS SINGLE SECTION
Mounting MethodLOCKING BUSHING
Resistance Tolerance Per Section in Percent-10.0 TO 10.0 SINGLE SECTION
Actuator Travel Control FeatureCONTINUOUS MOTION
Power Dissipation Rating Per Section in Watts2.0 FREE AIR SINGLE SECTION
Temp Coefficient of Resistance Per Section in Ppm Per Deg Celsius-10.0 TO 10.0 SINGLE SECTION
Terminal Type and Quantity3 SOLDER STUD
Terminal LocationRADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED
Ambient Temp in Deg Celsius Per Section at Full Rated Power55.0 SINGLE SECTION
Screw Thread Diameter0.250 INCHES NOMINAL IN
Actuator TypeSINGLE SHAFT
Screw Thread Series DesignatorUNEF
Mounting Bushing Length0.250 INCHES NOMINAL IN
Screw Thread Quantity Per Inch32.0
Body StyleCYLINDRICAL BUSHING MOUNTED
Shaft Diameter0.125 INCHES NOMINAL IN
Nonturn Device LocationAT 12 OCLOCK
Body Diameter0.500 INCHES NOMINAL IN
Body Length0.300 INCHES NOMINAL IN
Shaft Length0.437 INCHES NOMINAL IN
Rotary Actuator Travel in Angular Deg360.0 NOMINAL
Nonturn Device Radius0.157 INCHES NOMINAL IN
Effective Electrical Rotation in Deg Angular Rotation360.0 NOMINAL
Section Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5961-00-681-9880 INTERCHANGEABLE
Semiconductor Device,diode
4235-01-423-146621215-4 INTERCHANGEABLE
Sorbent,hazardous Material
Waste Solutions Corp
Cross-Reference Index
Part NumberManufacturer
21215-4 Northrop Grumman Corp Precision Products Plant (USA)
ACESET500 Ace Electronics Associates Inc (USA)
Related Parts
5961-00-681-9880INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
4235-01-423-1466INTERCHANGEABLE
SORBENT,HAZARDOUS MATERIAL
21215-4

Frequently Asked Questions

What is NSN 5905-00-820-3037?

NSN 5905-00-820-3037 is a Resistor,variable,wire Wound,non, manufactured by Northrop Grumman Corp Precision Products Plant, classified under FSC 5905 (No Item Name Available). Status: active.

What are the part numbers for NSN 5905-00-820-3037?

NSN 5905-00-820-3037 has 2 cross-referenced part numbers: 21215-4 (Northrop Grumman Corp Precision Products Plant), ACESET500 (Ace Electronics Associates Inc).

What NSN replaces 5905-00-820-3037?

There are 2 known substitutes for 5905-00-820-3037: 5961-00-681-9880, 4235-01-423-1466. Verify interchangeability with system specifications before substitution.

What are the specifications of 21215-4?

Key specifications for 21215-4: Reliability Indicator: NOT ESTABLISHED; Shaft Style: ROUND, SLOTTED; Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power: 175.0 SINGLE SECTION; Electrical Resistance Per Section: 500.0 OHMS SINGLE SECTION. 27 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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