PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SM-C-336233Attenuator,variable

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5985-00-682-0842 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-682-0842 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-682-0842. Primary manufacturer part number: SM-C-336233.
Features
  • Attenuator,variable — FSC 5985
  • Impedance Rating in Ohms: 600.0 INPUT-OUTPUT
  • Body Diameter: 1.844 INCHES NOMINAL IN
  • Distance Between Mounting Facility Centers: 1.375 INCHES NOMINAL IN
  • Mounting Facility Screw Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Mounting Facility Pattern: TWO POSITION IN-LINE
  • Overall Attenuation Accuracy in Decibels: -0.50 TO 0.50
  • Shaft Diameter: 0.250 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Attenuator,variable, cataloged under National Stock Number 5985-00-682-0842, is classified within Federal Supply Class 5985 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 24 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-00-682-0842
Primary Part NumberSM-C-336233
Item NameAttenuator,variable
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusACTIVE
Impedance Rating in Ohms600.0 INPUT-OUTPUT
Body Diameter1.844 INCHES NOMINAL IN
Distance Between Mounting Facility Centers1.375 INCHES NOMINAL IN
Mounting Facility Screw Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Mounting Facility PatternTWO POSITION IN-LINE
Overall Attenuation Accuracy in Decibels-0.50 TO 0.50
Shaft Diameter0.250 INCHES NOMINAL IN
Schematic Diagram DesignatorBALANCED "H" BRIDGED
Step Position Quantity10
Body Length1.906 INCHES NOMINAL IN
Overall Diameter0.844 INCHES NOMINAL IN
Attenuation Per Step in Decibels2.0
Mounting Facility Nominal Screw Thread Diameter0.138 INCHES IN
Shaft TypeROUND
Application DesignAUDIO
Mounting Thread Quantity32 PER INCH
Frequency Range0.000 KILOHERTZ MINIMUM AND 20.000 KILOHERTZ MAXIMUM
Attenuation Variation MethodSTEPPED
Body StyleCYLINDRICAL W/REAR TERMINALS
Terminal Type and Quantity3 TAB, SOLDER LUG
Mounting Facility Type and Quantity2 THREADED HOLE(S)
Adjustment Device Type and Quantity1 SHAFT
Overall Attenuation Range in Decibels+0.0 TO 20.0
Shaft Length0.625 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
1270-00-403-894662254 INTERCHANGEABLE
Control Valve Assy
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5961-00-534-7615715725H2 INTERCHANGEABLE
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5340-00-598-008062254 INTERCHANGEABLE
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Textron Lycoming Inc Williamsport Plant
4320-01-036-493162254 INTERCHANGEABLE
Seal Spring Pump
Parker Hannifin Corporation Div Hydraulic Systems Division
7640-01-260-116162254 INTERCHANGEABLE
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4730-01-373-353762652 INTERCHANGEABLE
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5305-01-649-572662254 INTERCHANGEABLE
Screw,assembled Washer
Generac Mobile Products, Llc
Cross-Reference Index
Part NumberManufacturer
SMC336233 Meggitt (new Hampshire), Inc (USA)
SM-C-336233 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
6225-4 Meggitt (new Hampshire), Inc (USA)
Related Parts
1270-00-403-8946INTERCHANGEABLE
CONTROL VALVE ASSY
62254
5961-00-534-7615INTERCHANGEABLE
TRANSISTOR
715725H2
5340-00-598-0080INTERCHANGEABLE
CLAMP,LOOP
62254
4320-01-036-4931INTERCHANGEABLE
SEAL SPRING PUMP
62254
7640-01-260-1161INTERCHANGEABLE
CHART
62254
4730-01-373-3537INTERCHANGEABLE
AIR VENT UNIT
62652
5305-01-649-5726INTERCHANGEABLE
SCREW,ASSEMBLED WASHER
62254

Frequently Asked Questions

What is NSN 5985-00-682-0842?

NSN 5985-00-682-0842 is a Attenuator,variable, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-00-682-0842?

NSN 5985-00-682-0842 has 3 cross-referenced part numbers: SMC336233 (Meggitt (new Hampshire), Inc), SM-C-336233 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 6225-4 (Meggitt (new Hampshire), Inc).

What NSN replaces 5985-00-682-0842?

There are 7 known substitutes for 5985-00-682-0842: 1270-00-403-8946, 5961-00-534-7615, 5340-00-598-0080 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SM-C-336233?

Key specifications for SM-C-336233: Impedance Rating in Ohms: 600.0 INPUT-OUTPUT; Body Diameter: 1.844 INCHES NOMINAL IN; Distance Between Mounting Facility Centers: 1.375 INCHES NOMINAL IN; Mounting Facility Screw Thread Series Designator: UNIFIED NATIONAL COARSE (UNC). 25 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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