PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51181Resistor,variable,wire Wound,non

Ohmite Holding, L.l.c. Dba Ohmite Manufacturing · NSN 5905-00-187-9684 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-187-9684 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-187-9684. Primary manufacturer part number: 51181.
Features
  • Resistor,variable,wire Wound,non — FSC 5905
  • Mounting Method: STANDARD BUSHING
  • Electrical Resistance Per Section: 25.0 OHMS SINGLE SECTION
  • Terminal Location: RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED
  • Resistance Tolerance Per Section in Percent: -10.0 TO 10.0 SINGLE SECTION
  • Terminal Type and Quantity: 3 TAB, SOLDER LUG
  • Power Dissipation Rating Per Section in Watts: 12.5 FREE AIR SINGLE SECTION
  • Ambient Temp in Deg Celsius Per Section at Full Rated Power: 40.0 SINGLE SECTION
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 5905-00-187-9684, 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 Ohmite Holding, L.l.c. Dba Ohmite Manufacturing. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5905-00-187-9684
Primary Part Number51181
Item NameResistor,variable,wire Wound,non
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerOhmite Holding, L.l.c. Dba Ohmite Manufacturing
StatusCANCELLED
Mounting MethodSTANDARD BUSHING
Electrical Resistance Per Section25.0 OHMS SINGLE SECTION
Terminal LocationRADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED
Resistance Tolerance Per Section in Percent-10.0 TO 10.0 SINGLE SECTION
Terminal Type and Quantity3 TAB, SOLDER LUG
Power Dissipation Rating Per Section in Watts12.5 FREE AIR SINGLE SECTION
Ambient Temp in Deg Celsius Per Section at Full Rated Power40.0 SINGLE SECTION
Shaft Diameter0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
Screw Thread Quantity Per Inch32.0
Body Length0.703 INCHES MINIMUM AND 0.781 INCHES MAXIMUM IN
Mounting Bushing Length0.344 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
Reliability IndicatorNOT ESTABLISHED
Fragility FactorRUGGED
Section Quantity1
Screw Thread Series DesignatorUNEF
Body Diameter0.844 INCHES MINIMUM AND 0.906 INCHES MAXIMUM IN
Nonturn Device LocationAT 9 OCLOCK
Nonturn Device Radius0.563 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
Shaft StyleROUND
Actuator TypeSINGLE SHAFT
Screw Thread Diameter0.375 INCHES NOMINAL IN
Body StyleCYLINDRICAL BUSHING MOUNTED
Shaft Length0.719 INCHES MINIMUM AND 0.781 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
5331-00-073-81638000803 INTERCHANGEABLE
O-Ring
Parker Hannifin Corporation Div Hydraulic Systems Division
5310-00-282-4785AN150437 INTERCHANGEABLE
Nut,plain,slotted,hexagon
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
4720-00-288-3975213-6 INTERCHANGEABLE
Hose,nonmetallic
Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division
5815-00-339-1515 INTERCHANGEABLE
Copyholder,typist's
4210-00-428-3850569-009-191-0180 INTERCHANGEABLE
Handle,discharge
Mid-State Sales, Inc. Div Defense Products Group
3110-00-554-5408105-9 INTERCHANGEABLE
Bearing,ball,annular
Fag Bearings Corporation
5950-00-877-4863995593-02 INTERCHANGEABLE
Transformer,power Autotransforme
Ge Aviation Systems Llc
5325-00-927-090017-172MLV-1 INTERCHANGEABLE
Ring,retaining
Tvh Parts Co.
5330-01-039-6124311377 INTERCHANGEABLE
Gasket
Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.
4810-01-058-34812820125-101 INTERCHANGEABLE
Valve,solenoid
Parker Hannifin Corporation Div Aerospace Group Headquarters
Cross-Reference Index
Part NumberManufacturer
311-377 Tektronix, Inc. (USA)
56550 Ohmite Holding, L.l.c. Dba Ohmite Manufacturing (USA)
311-0377-00 Tektronix, Inc. (USA)
51181 PRIMARY Ohmite Holding, L.l.c. Dba Ohmite Manufacturing (USA)
Related Parts
5331-00-073-8163INTERCHANGEABLE
O-RING
8000803
5310-00-282-4785INTERCHANGEABLE
NUT,PLAIN,SLOTTED,HEXAGON
AN150437
4720-00-288-3975INTERCHANGEABLE
HOSE,NONMETALLIC
213-6
5815-00-339-1515INTERCHANGEABLE
COPYHOLDER,TYPIST'S
4210-00-428-3850INTERCHANGEABLE
HANDLE,DISCHARGE
569-009-191-0180
3110-00-554-5408INTERCHANGEABLE
BEARING,BALL,ANNULAR
105-9
5950-00-877-4863INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
995593-02
5325-00-927-0900INTERCHANGEABLE
RING,RETAINING
17-172MLV-1
5330-01-039-6124INTERCHANGEABLE
GASKET
311377
4810-01-058-3481INTERCHANGEABLE
VALVE,SOLENOID
2820125-101
2940-01-089-7154INTERCHANGEABLE
FILTER ELEMENT,FLUID
332353

Frequently Asked Questions

What is NSN 5905-00-187-9684?

NSN 5905-00-187-9684 is a Resistor,variable,wire Wound,non, manufactured by Ohmite Holding, L.l.c. Dba Ohmite Manufacturing, classified under FSC 5905 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5905-00-187-9684?

NSN 5905-00-187-9684 has 4 cross-referenced part numbers: 311-377 (Tektronix, Inc.), 56550 (Ohmite Holding, L.l.c. Dba Ohmite Manufacturing), 311-0377-00 (Tektronix, Inc.), 51181 (Ohmite Holding, L.l.c. Dba Ohmite Manufacturing).

What NSN replaces 5905-00-187-9684?

There are 11 known substitutes for 5905-00-187-9684: 5331-00-073-8163, 5310-00-282-4785, 4720-00-288-3975 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 51181?

Key specifications for 51181: Mounting Method: STANDARD BUSHING; Electrical Resistance Per Section: 25.0 OHMS SINGLE SECTION; Terminal Location: RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED; Resistance Tolerance Per Section in Percent: -10.0 TO 10.0 SINGLE SECTION. 23 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5905-00-187-9684 still in active supply?

NSN 5905-00-187-9684 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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