PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7120Resistor,variable,wire Wound,non

Ohmite Holding, L.l.c. Dba Ohmite Manufacturing · NSN 5905-00-155-6993 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-155-6993 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-155-6993. Primary manufacturer part number: 7120.
Features
  • Resistor,variable,wire Wound,non — FSC 5905
  • Nonturn Device Location: AT 3 OCLOCK AND AT 6 OCLOCK AND AT 9 OCLOCK AND AT 12 OCLOCK
  • Screw Thread Quantity Per Inch: 32.0
  • Body Diameter: 1.563 INCHES NOMINAL IN
  • Electrical Resistance Per Section: 25.0 OHMS SINGLE SECTION
  • Nonturn Device Radius: 0.500 INCHES NOMINAL IN
  • Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power: 340.0 SINGLE SECTION
  • Power Dissipation Rating Per Section in Watts: 25.0 FREE AIR 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 5905-00-155-6993, 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 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5905-00-155-6993
Primary Part Number7120
Item NameResistor,variable,wire Wound,non
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerOhmite Holding, L.l.c. Dba Ohmite Manufacturing
StatusACTIVE
Nonturn Device LocationAT 3 OCLOCK AND AT 6 OCLOCK AND AT 9 OCLOCK AND AT 12 OCLOCK
Screw Thread Quantity Per Inch32.0
Body Diameter1.563 INCHES NOMINAL IN
Electrical Resistance Per Section25.0 OHMS SINGLE SECTION
Nonturn Device Radius0.500 INCHES NOMINAL IN
Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power340.0 SINGLE SECTION
Power Dissipation Rating Per Section in Watts25.0 FREE AIR SINGLE SECTION
Resistance Tolerance Per Section in Percent-10.0 TO 10.0 SINGLE SECTION
Mounting MethodSTANDARD BUSHING
Terminal Type and Quantity3 TAB, SOLDER LUG
Ambient Temp in Deg Celsius Per Section at Full Rated Power40.0 SINGLE SECTION
Terminal LocationRADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED
Shaft Length0.875 INCHES NOMINAL IN
Body Length1.375 INCHES NOMINAL IN
First Flat Length0.344 INCHES NOMINAL IN
Reliability IndicatorNOT ESTABLISHED
Body StyleCYLINDRICAL BUSHING MOUNTED
Flat Height0.218 INCHES NOMINAL IN
Mounting Bushing Length0.375 INCHES NOMINAL IN
Section Quantity1
Screw Thread Series DesignatorUNEF
Actuator TypeSINGLE SHAFT
Fragility FactorRUGGED
Shaft Diameter0.250 INCHES NOMINAL IN
Screw Thread Diameter0.375 INCHES NOMINAL IN
Shaft StyleROUND, FLATTED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5905-00-023-928531304 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Sypris Electronics, Llc
4510-00-105-14357361-7461 INTERCHANGEABLE
Fountain,eye and Face Wash,emerg
Haws Co Inc Dba Western Emergency Equipment
5905-00-117-0239BA10027-11 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
2815-00-146-2298 INTERCHANGEABLE
Pan,oil
5940-00-271-7951227-1070P1 INTERCHANGEABLE
Terminal,lug
Raytheon Company Div Corp
8125-00-284-01470147 INTERCHANGEABLE
Bottle,carboy
Dresser-Argus, Inc Dba Dresser Argus Inc
5998-00-315-34677120 INTERCHANGEABLE
Circuit Card Assembly
Drs Signal Solutions, Inc.
2530-00-457-01227120 INTERCHANGEABLE
Link
Eaton Corp Transmission Div
5905-00-644-5187 INTERCHANGEABLE
Resistor,variable,wire Wound,non
5950-00-932-6794722804-31 INTERCHANGEABLE
Transformer,power
Raytheon Company Div Rmd Strategic
Cross-Reference Index
Part NumberManufacturer
0147 Ohmite Holding, L.l.c. Dba Ohmite Manufacturing (USA)
CM607 Clarostat Sensors and Controls (USA)
7120 PRIMARY Ohmite Holding, L.l.c. Dba Ohmite Manufacturing (USA)
HBAJIM PRIMARY Ohmite Holding, L.l.c. Dba Ohmite Manufacturing (USA)
7120B PRIMARY Ohmite Holding, L.l.c. Dba Ohmite Manufacturing (USA)
H Ohmite Holding, L.l.c. Dba Ohmite Manufacturing (USA)
Related Parts
5905-00-023-9285INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
31304
4510-00-105-1435INTERCHANGEABLE
FOUNTAIN,EYE AND FACE WASH,EMERG
7361-7461
5905-00-117-0239INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
BA10027-11
2815-00-146-2298INTERCHANGEABLE
PAN,OIL
5940-00-271-7951INTERCHANGEABLE
TERMINAL,LUG
227-1070P1
8125-00-284-0147INTERCHANGEABLE
BOTTLE,CARBOY
0147
5998-00-315-3467INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
7120
2530-00-457-0122INTERCHANGEABLE
LINK
7120
5905-00-644-5187INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
5950-00-932-6794INTERCHANGEABLE
TRANSFORMER,POWER
722804-31
4820-01-215-2202INTERCHANGEABLE
SEAT,VALVE
1720
6515-01-296-5762INTERCHANGEABLE
BLADE,SURGICAL KNIFE,DETACHABLE

Frequently Asked Questions

What is NSN 5905-00-155-6993?

NSN 5905-00-155-6993 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: active.

What are the part numbers for NSN 5905-00-155-6993?

NSN 5905-00-155-6993 has 6 cross-referenced part numbers: 0147 (Ohmite Holding, L.l.c. Dba Ohmite Manufacturing), CM607 (Clarostat Sensors and Controls), 7120 (Ohmite Holding, L.l.c. Dba Ohmite Manufacturing), HBAJIM (Ohmite Holding, L.l.c. Dba Ohmite Manufacturing), 7120B (Ohmite Holding, L.l.c. Dba Ohmite Manufacturing) and 1 more.

What NSN replaces 5905-00-155-6993?

There are 12 known substitutes for 5905-00-155-6993: 5905-00-023-9285, 4510-00-105-1435, 5905-00-117-0239 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7120?

Key specifications for 7120: Nonturn Device Location: AT 3 OCLOCK AND AT 6 OCLOCK AND AT 9 OCLOCK AND AT 12 OCLOCK; Screw Thread Quantity Per Inch: 32.0; Body Diameter: 1.563 INCHES NOMINAL IN; Electrical Resistance Per Section: 25.0 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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