PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B98Resistor,variable,nonwire Wound,

Crl Components Inc · NSN 5905-00-839-8850 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-839-8850 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-839-8850. Primary manufacturer part number: B98.
Features
  • Resistor,variable,nonwire Wound, — FSC 5905
  • Shaft Style: ROUND, FLUTED
  • Features Provided: SWITCH
  • Electrical Resistance Per Section: 10.0 MEGOHMS SINGLE SECTION
  • Switch Voltage Rating in Volts: 125.0
  • Terminal Type and Quantity: 5 TAB, SOLDER LUG
  • Screw Thread Diameter: 0.375 INCHES NOMINAL IN
  • Screw Thread Series Designator: UNEF
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Resistor,variable,nonwire Wound,, cataloged under National Stock Number 5905-00-839-8850, 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 Crl Components Inc. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN5905-00-839-8850
Primary Part NumberB98
Item NameResistor,variable,nonwire Wound,
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerCrl Components Inc
StatusACTIVE
Shaft StyleROUND, FLUTED
Features ProvidedSWITCH
Electrical Resistance Per Section10.0 MEGOHMS SINGLE SECTION
Switch Voltage Rating in Volts125.0
Terminal Type and Quantity5 TAB, SOLDER LUG
Screw Thread Diameter0.375 INCHES NOMINAL IN
Screw Thread Series DesignatorUNEF
Switch Contact ArrangementDOUBLE POLE, SINGLE THROW, NORMALLY OPEN
Screw Thread Quantity Per Inch32.0
Operating PositionSTART OF ROTATION
Reliability IndicatorNOT ESTABLISHED
Switch TypeROTARY
Nonturn Device Radius0.468 INCHES NOMINAL IN
Shaft Length3.375 INCHES NOMINAL IN
Mounting MethodSTANDARD BUSHING
Resistance Tolerance Per Section in Percent-10.0 TO 10.0 SINGLE SECTION
Actuator TypeSINGLE SHAFT
Section Quantity1
Shaft Diameter0.250 INCHES NOMINAL IN
Power Dissipation Rating Per Section in Watts0.5 FREE AIR SINGLE SECTION
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3110-00-227-231361961 INTERCHANGEABLE
Bearing,roller,needle
Eaton Aerospace, Llc Dba Jackson South
5310-00-763-8921 INTERCHANGEABLE
Nut,plain,hexagon
Cross-Reference Index
Part NumberManufacturer
B98 Crl Components Inc (USA)
Related Parts
3110-00-227-2313INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
61961
5310-00-763-8921INTERCHANGEABLE
NUT,PLAIN,HEXAGON

Frequently Asked Questions

What is NSN 5905-00-839-8850?

NSN 5905-00-839-8850 is a Resistor,variable,nonwire Wound,, manufactured by Crl Components Inc, classified under FSC 5905 (No Item Name Available). Status: active.

What are the part numbers for NSN 5905-00-839-8850?

NSN 5905-00-839-8850 has 1 cross-referenced part number: B98 (Crl Components Inc).

What NSN replaces 5905-00-839-8850?

There are 2 known substitutes for 5905-00-839-8850: 3110-00-227-2313, 5310-00-763-8921. Verify interchangeability with system specifications before substitution.

What are the specifications of B98?

Key specifications for B98: Shaft Style: ROUND, FLUTED; Features Provided: SWITCH; Electrical Resistance Per Section: 10.0 MEGOHMS SINGLE SECTION; Switch Voltage Rating in Volts: 125.0. 20 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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