PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

05BF6261Resistor,variable,wire Wound,pre

Es Beta, Inc Dba Betatronix Div Betatronix · NSN 5905-01-033-7876 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-01-033-7876 — this item is cataloged by the U.S. Government under National Stock Number 5905-01-033-7876. Primary manufacturer part number: 05BF6261.
Features
  • Resistor,variable,wire Wound,pre — FSC 5905
  • Body Length: 1.125 INCHES NOMINAL IN
  • Body Diameter: 0.500 INCHES NOMINAL IN
  • Actuator Type: SINGLE SHAFT
  • Screw Thread Series Designator: UNEF
  • Shaft Style: ROUND, FLATTED
  • Mounting Bushing Length: 0.250 INCHES NOMINAL IN
  • Shaft Length: 0.312 INCHES NOMINAL IN
Applications
  • Electrical power distribution
  • Signal transmission
  • Equipment interconnection
  • Circuit regulation and filtering
  • Signal conditioning
General Description

The Resistor,variable,wire Wound,pre, cataloged under National Stock Number 5905-01-033-7876, 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 Es Beta, Inc Dba Betatronix Div Betatronix. Government technical data includes 21 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5905-01-033-7876
Primary Part Number05BF6261
Item NameResistor,variable,wire Wound,pre
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerEs Beta, Inc Dba Betatronix Div Betatronix
StatusACTIVE
Body Length1.125 INCHES NOMINAL IN
Body Diameter0.500 INCHES NOMINAL IN
Actuator TypeSINGLE SHAFT
Screw Thread Series DesignatorUNEF
Shaft StyleROUND, FLATTED
Mounting Bushing Length0.250 INCHES NOMINAL IN
Shaft Length0.312 INCHES NOMINAL IN
Section Quantity2
Power Dissipation Rating Per Section in Watts0.2 FREE AIR ALL SECTIONS
Flat Height0.107 INCHES NOMINAL IN
Terminal Type and Quantity6 TURRET
Shaft Diameter0.125 INCHES NOMINAL IN
Mounting MethodSTANDARD BUSHING
First Flat Length0.281 INCHES NOMINAL IN
Terminal LocationRADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED
Screw Thread Quantity Per Inch32.0
Electrical Resistance Per Section2.000 KILOHMS 1ST SECTION AND 50.000 KILOHMS 2ND SECTION
Body StyleCYLINDRICAL BUSHING MOUNTED
Screw Thread Diameter0.250 INCHES NOMINAL IN
Reliability IndicatorNOT ESTABLISHED
Resistance Tolerance Per Section in Percent-10.0 TO 10.0 ALL SECTIONS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5920-00-309-033886109-11 INTERCHANGEABLE
Arrester,electrical Surge
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (drawings)
5331-00-514-5899 INTERCHANGEABLE
O-Ring
1660-00-564-6488202120 INTERCHANGEABLE
Turbine,aircraft Cooling
Honeywell International, Inc Div Aerospace-Tucson
4820-01-428-1801202120 INTERCHANGEABLE
Parts Kit,pressure Regulating VA
Parker-Hannifin Corporation Dba Refrigeration Specialties Div Refrigerating Specialties Division
5935-01-645-3545202120 INTERCHANGEABLE
Connector,plug,electrical
Amphenol Corporation Dba Amphenol Connex
Cross-Reference Index
Part NumberManufacturer
202120 Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems (USA)
05BF6261 PRIMARY Es Beta, Inc Dba Betatronix Div Betatronix (USA)
05BF6261-002 Es Beta, Inc Dba Betatronix Div Betatronix (USA)
Related Parts
5920-00-309-0338INTERCHANGEABLE
ARRESTER,ELECTRICAL SURGE
86109-11
5331-00-514-5899INTERCHANGEABLE
O-RING
1660-00-564-6488INTERCHANGEABLE
TURBINE,AIRCRAFT COOLING
202120
4820-01-428-1801INTERCHANGEABLE
PARTS KIT,PRESSURE REGULATING VA
202120
5935-01-645-3545INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
202120

Frequently Asked Questions

What is NSN 5905-01-033-7876?

NSN 5905-01-033-7876 is a Resistor,variable,wire Wound,pre, manufactured by Es Beta, Inc Dba Betatronix Div Betatronix, classified under FSC 5905 (No Item Name Available). Status: active.

What are the part numbers for NSN 5905-01-033-7876?

NSN 5905-01-033-7876 has 3 cross-referenced part numbers: 202120 (Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems), 05BF6261 (Es Beta, Inc Dba Betatronix Div Betatronix), 05BF6261-002 (Es Beta, Inc Dba Betatronix Div Betatronix).

What NSN replaces 5905-01-033-7876?

There are 5 known substitutes for 5905-01-033-7876: 5920-00-309-0338, 5331-00-514-5899, 1660-00-564-6488 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 05BF6261?

Key specifications for 05BF6261: Body Length: 1.125 INCHES NOMINAL IN; Body Diameter: 0.500 INCHES NOMINAL IN; Actuator Type: SINGLE SHAFT; Screw Thread Series Designator: UNEF. 21 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com