PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

277356Resistor,variable,nonwire Wound,

Bvr Technologies Co. · NSN 5905-01-257-8219 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-01-257-8219 — this item is cataloged by the U.S. Government under National Stock Number 5905-01-257-8219. Primary manufacturer part number: 277356.
Features
  • Resistor,variable,nonwire Wound, — FSC 5905
  • Shaft Diameter: 0.1245 INCHES MINIMUM AND 0.1248 INCHES MAXIMUM IN
  • Body Length: 0.790 INCHES MAXIMUM IN
  • Test Data Document: 85374-277356 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
  • Terminal Type and Quantity: 5 TURRET
  • Fragility Factor: MODERATELY RUGGED
  • Fixed Tap Quantity Per Section: 3 SINGLE SECTION
  • Ambient Temp in Deg Celsius Per Section at Full Rated Power: 70.0 SINGLE SECTION
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Resistor,variable,nonwire Wound,, cataloged under National Stock Number 5905-01-257-8219, 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 Bvr Technologies Co.. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN5905-01-257-8219
Primary Part Number277356
Item NameResistor,variable,nonwire Wound,
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerBvr Technologies Co.
StatusACTIVE
Shaft Diameter0.1245 INCHES MINIMUM AND 0.1248 INCHES MAXIMUM IN
Body Length0.790 INCHES MAXIMUM IN
Test Data Document85374-277356 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
Terminal Type and Quantity5 TURRET
Fragility FactorMODERATELY RUGGED
Fixed Tap Quantity Per Section3 SINGLE SECTION
Ambient Temp in Deg Celsius Per Section at Full Rated Power70.0 SINGLE SECTION
Features ProvidedHUMIDITY PROOF
Resistance Tolerance Per Section in Percent-5.0 TO 5.0 SINGLE SECTION
Shaft Bearing TypeBALL
Effective Electrical Rotation in Deg Angular Rotation360.0 NOMINAL
Terminal LocationRADIALLY POSITIONED OVER MORE THAN HALF THE CIRCUMFERENCE
Maximum Starting Torque0.50 INCH-OUNCES IN
Actuator TypeSINGLE SHAFT
Power Dissipation Rating Per Section in Watts0.75 FREE AIR SINGLE SECTION
Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power125.0 SINGLE SECTION
Rotary Actuator Travel in Angular Deg360.0 NOMINAL
Mounting MethodCLAMP RING(S)
Maximum Running Torque0.50 INCH-OUNCES IN
Cubic Measure0.481 CUBIC INCHES
Tap Location Tolerance Per Section-5.0 TO 5.0 OHMS SINGLE SECTION
Tap Location From Ccw Terminal Per Section in Ohms700.0 SINGLE SECTION
Electrical Resistance Per Section2.800 KILOHMS SINGLE SECTION
Actuator Travel Control FeatureCONTINUOUS MOTION
Mounting Lip Diameter0.8750 INCHES NOMINAL IN
Section Quantity1
Undercut Diameter0.781 INCHES MAXIMUM IN
Pilot Length0.0620 INCHES NOMINAL IN
Body Diameter0.875 INCHES NOMINAL IN
Pilot Diameter0.7490 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6615-00-397-3561277356 INTERCHANGEABLE
Plate,adapter
Lockheed Martin Corporation Div Rms - Mitchel Field
5945-00-617-952662-801 INTERCHANGEABLE
Relay,electromagnetic
Lockheed Martin Corporation Div Rms - Mitchel Field
Cross-Reference Index
Part NumberManufacturer
277356 PRIMARY Bvr Technologies Co. (USA)
14SC1-2936 Servo Instrument Corporation (USA)
78FL1-312 Honeywell International Inc Dba Honeywell International Div New England Instrument (nei) (USA)
Related Parts
6615-00-397-3561INTERCHANGEABLE
PLATE,ADAPTER
277356
5945-00-617-9526INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
62-801

Frequently Asked Questions

What is NSN 5905-01-257-8219?

NSN 5905-01-257-8219 is a Resistor,variable,nonwire Wound,, manufactured by Bvr Technologies Co., classified under FSC 5905 (No Item Name Available). Status: active.

What are the part numbers for NSN 5905-01-257-8219?

NSN 5905-01-257-8219 has 3 cross-referenced part numbers: 277356 (Bvr Technologies Co.), 14SC1-2936 (Servo Instrument Corporation), 78FL1-312 (Honeywell International Inc Dba Honeywell International Div New England Instrument (nei)).

What NSN replaces 5905-01-257-8219?

There are 2 known substitutes for 5905-01-257-8219: 6615-00-397-3561, 5945-00-617-9526. Verify interchangeability with system specifications before substitution.

What are the specifications of 277356?

Key specifications for 277356: Shaft Diameter: 0.1245 INCHES MINIMUM AND 0.1248 INCHES MAXIMUM IN; Body Length: 0.790 INCHES MAXIMUM IN; Test Data Document: 85374-277356 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING); Terminal Type and Quantity: 5 TURRET. 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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