PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

68A75B450Resistor,adjustable

Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier · NSN 5905-00-284-3338 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-284-3338 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-284-3338. Primary manufacturer part number: 68A75B450.
Features
  • Resistor,adjustable — FSC 5905
  • Body Length: 2.000 INCHES NOMINAL IN
  • Ambient Temp in Deg Celsius at Zero Percent Rated Power: 340.0
  • Body Diameter: 0.562 INCHES NOMINAL IN
  • Reliability Indicator: NOT ESTABLISHED
  • Terminal Length: 0.562 INCHES NOMINAL IN
  • Reactance Characteristic: INDUCTIVE
  • Power Dissipation Rating in Watts: 25.000 FREE AIR
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Resistor,adjustable, cataloged under National Stock Number 5905-00-284-3338, 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 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 31 commercial cross-references from 20 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5905-00-284-3338
Primary Part Number68A75B450
Item NameResistor,adjustable
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerNaval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
StatusCANCELLED
Body Length2.000 INCHES NOMINAL IN
Ambient Temp in Deg Celsius at Zero Percent Rated Power340.0
Body Diameter0.562 INCHES NOMINAL IN
Reliability IndicatorNOT ESTABLISHED
Terminal Length0.562 INCHES NOMINAL IN
Reactance CharacteristicINDUCTIVE
Power Dissipation Rating in Watts25.000 FREE AIR
Terminal TypeTAB, SOLDER LUG
Style DesignatorRADIAL TERMINAL EACH END
Ambient Temp at Full Rated Power40.0 CELSIUS DEGC
Inclosure TypeENCASED
Electrical Resistance50.000 OHMS
Resistance Tolerance in Percent-5.000 TO 5.000
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6240-00-143-3059 INTERCHANGEABLE
Lamp,incandescent
6240-00-155-8651 INTERCHANGEABLE
Lamp,incandescent
5905-00-173-5681 INTERCHANGEABLE
Resistor,adjustable
5905-00-186-21932LA43D2500 INTERCHANGEABLE
Resistor,adjustable
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
5940-00-199-962125A INTERCHANGEABLE
Terminal Board
Lucent Technologies Inc Corporate Headquarters
5905-00-279-5427WL25A3000WITHPUSH1 INTERCHANGEABLE
Resistor,adjustable
Ward Leonard Ct Llc
5905-00-279-6365 INTERCHANGEABLE
Resistor,adjustable
5340-00-290-724325A INTERCHANGEABLE
Cap-Plug,protective,dust and Moi
Caplugs Llc Dba Mokon Div Caplugs
6240-00-299-768517-6760-025-200 INTERCHANGEABLE
Lamp,incandescent
Chief of Engineers Dept of Army
3460-00-322-5934SXF39 INTERCHANGEABLE
Wheel,abrasive
Regis Manufacturing Company
Cross-Reference Index
Part NumberManufacturer
AR-25-500HMPORM5PCT Memcor Inc (USA)
32206 Numax Electronics Inc (USA)
211H-25MA-40-500HMS Ohmite Holding, L.l.c. Dba Ohmite Manufacturing (USA)
HLA-25-06Z 50 OHMS 5% Vishay Dale Electronics, Llc Div Vishay Americas (USA)
68A75B450 PRIMARY Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
RE1030 Bae Systems Information and Electronic Systems Integration Inc. (USA)
217B183 Motorola Inc. Dba Integrated Information Systems Group (USA)
14296-9 Sypris Electronics, Llc (USA)
190-8-1695 Contel Page System Inc Sub of Continental Telecom Inc (USA)
137-533-0003 Northrop Grumman Systems Corporation (USA)
217B183 General Dynamics Mission Systems, Inc. Dba Gdms (USA)
5147-64 Raytheon Company Div Rmd Strategic (USA)
CATN0 0366 Ohmite Holding, L.l.c. Dba Ohmite Manufacturing (USA)
JANA46WL Harsco Corp Bmy-Combat Systems Div (USA)
JANA46WL Asrc Federal Facilities Logistics, Llc (USA)
0366 Ohmite Holding, L.l.c. Dba Ohmite Manufacturing (USA)
25A50 PRIMARY Ward Leonard Ct Llc (USA)
AST25&50 E-Systems Inc Memcor Div Florida Opns (USA)
D25K50R Ohmite Holding, L.l.c. Dba Ohmite Manufacturing (USA)
6008 Mellowes Co Div of Charter Mfg Co Inc (USA)
Related Parts
6240-00-143-3059INTERCHANGEABLE
LAMP,INCANDESCENT
6240-00-155-8651INTERCHANGEABLE
LAMP,INCANDESCENT
5905-00-173-5681INTERCHANGEABLE
RESISTOR,ADJUSTABLE
5905-00-186-2193INTERCHANGEABLE
RESISTOR,ADJUSTABLE
2LA43D2500
5940-00-199-9621INTERCHANGEABLE
TERMINAL BOARD
25A
5905-00-279-5427INTERCHANGEABLE
RESISTOR,ADJUSTABLE
WL25A3000WITHPUSH1
5905-00-279-6365INTERCHANGEABLE
RESISTOR,ADJUSTABLE
5340-00-290-7243INTERCHANGEABLE
CAP-PLUG,PROTECTIVE,DUST AND MOI
25A
6240-00-299-7685INTERCHANGEABLE
LAMP,INCANDESCENT
17-6760-025-200
3460-00-322-5934INTERCHANGEABLE
WHEEL,ABRASIVE
SXF39
3110-00-405-3905INTERCHANGEABLE
BEARING,ROLLER,TAPERED
32206
4330-00-443-0015INTERCHANGEABLE
FILTER ELEMENT,FLUID
K25

Frequently Asked Questions

What is NSN 5905-00-284-3338?

NSN 5905-00-284-3338 is a Resistor,adjustable, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 5905 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5905-00-284-3338?

NSN 5905-00-284-3338 has 31 cross-referenced part numbers: AR-25-500HMPORM5PCT (Memcor Inc), 32206 (Numax Electronics Inc), 211H-25MA-40-500HMS (Ohmite Holding, L.l.c. Dba Ohmite Manufacturing), HLA-25-06Z 50 OHMS 5% (Vishay Dale Electronics, Llc Div Vishay Americas), 68A75B450 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier) and 26 more.

What NSN replaces 5905-00-284-3338?

There are 12 known substitutes for 5905-00-284-3338: 6240-00-143-3059, 6240-00-155-8651, 5905-00-173-5681 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 68A75B450?

Key specifications for 68A75B450: Body Length: 2.000 INCHES NOMINAL IN; Ambient Temp in Deg Celsius at Zero Percent Rated Power: 340.0; Body Diameter: 0.562 INCHES NOMINAL IN; Reliability Indicator: NOT ESTABLISHED. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5905-00-284-3338 still in active supply?

NSN 5905-00-284-3338 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.
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