PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1802317Attenuator,variable

Northrop Grumman Systems Corporation · NSN 5985-00-324-5927 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-324-5927 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-324-5927. Primary manufacturer part number: 1802317.
Features
  • Attenuator,variable — FSC 5985
  • Mounting Thread Quantity: 32 PER INCH
  • Power Rating: 400.0 MILLIWATTS AVERAGE
  • Shaft Length: 0.938 INCHES NOMINAL IN
  • Step Position Quantity: 10
  • Operating Temp Range: +0.0 TO 65.0 CELSIUS DEGC
  • Terminal Type and Quantity: 2 CONNECTOR, COAXIAL, FEMALE
  • Mounting Facility Type and Quantity: 4 THREADED HOLE(S)
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Attenuator,variable, cataloged under National Stock Number 5985-00-324-5927, 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 Northrop Grumman Systems Corporation. Government technical data includes 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-00-324-5927
Primary Part Number1802317
Item NameAttenuator,variable
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation
StatusACTIVE
Mounting Thread Quantity32 PER INCH
Power Rating400.0 MILLIWATTS AVERAGE
Shaft Length0.938 INCHES NOMINAL IN
Step Position Quantity10
Operating Temp Range+0.0 TO 65.0 CELSIUS DEGC
Terminal Type and Quantity2 CONNECTOR, COAXIAL, FEMALE
Mounting Facility Type and Quantity4 THREADED HOLE(S)
Impedance Rating in Ohms50.0 INPUT-OUTPUT
Coaxial Connector Series DesignationN
Frequency Range400.000 GIGAHERTZ MINIMUM AND 450.000 GIGAHERTZ MAXIMUM
Shaft Diameter0.247 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
Insertion Loss at Minimum Attenuation in Maximum Decibels0.5
Mounting Facility PatternFOUR POSITION DIAMOND
Body StyleCOAXIAL TYPE
Center to Center Distance Between Mounting Facilities Parallel to Width1.125 INCHES NOMINAL IN
Mounting Facility Screw Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Adjustment Device Type and Quantity1 SHAFT
Attenuation Variation MethodSTEPPED
Voltage Standing Wave Ratio1.50
Center to Center Distance Between Mounting Facilities Parallel to Length1.125 INCHES NOMINAL IN
Overall Attenuation Range in Decibels+0.0 TO 10.0
Mounting Facility Nominal Screw Thread Diameter0.164 INCHES IN
Application DesignTRANSMISSION LINE
Attenuation Per Step in Decibels1.0
Shaft TypeROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5950-00-199-234512076 INTERCHANGEABLE
Transformer,audio Frequency
Freed Transformer Co
3439-00-416-8068R12076 INTERCHANGEABLE
Lead Set,welding
Triton Industries Inc
3120-00-622-7876B12076 INTERCHANGEABLE
Bushing,sleeve
Airex Rubber Products Corporation Dba Airex Rubber Products Corp
5950-00-765-4532 INTERCHANGEABLE
Transformer,audio Frequency
5980-01-230-0341555-2008 INTERCHANGEABLE
Light Emitting Diode
Dialight Corporation
2520-01-292-57451682071 INTERCHANGEABLE
Spider,universal Joint,vehicular
Neapco Inc
7240-01-337-52683819247 INTERCHANGEABLE
Can,military
Fastenal Company Dba Fastenal Co
1385-01-551-523212076 INTERCHANGEABLE
Parts Kit,explosive Ordnance Dis
Teledyne Flir Unmanned Ground Systems, Inc
Cross-Reference Index
Part NumberManufacturer
1802317 Northrop Grumman Systems Corporation (USA)
10240-50-10N Meggitt (new Hampshire), Inc (USA)
50V10-347 Alan Industries Inc (USA)
12076 Meggitt (new Hampshire), Inc (USA)
Related Parts
5950-00-199-2345INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
12076
3439-00-416-8068INTERCHANGEABLE
LEAD SET,WELDING
R12076
3120-00-622-7876INTERCHANGEABLE
BUSHING,SLEEVE
B12076
5950-00-765-4532INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
5980-01-230-0341INTERCHANGEABLE
LIGHT EMITTING DIODE
555-2008
2520-01-292-5745INTERCHANGEABLE
SPIDER,UNIVERSAL JOINT,VEHICULAR
1682071
7240-01-337-5268INTERCHANGEABLE
CAN,MILITARY
3819247
1385-01-551-5232INTERCHANGEABLE
PARTS KIT,EXPLOSIVE ORDNANCE DIS
12076

Frequently Asked Questions

What is NSN 5985-00-324-5927?

NSN 5985-00-324-5927 is a Attenuator,variable, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-00-324-5927?

NSN 5985-00-324-5927 has 4 cross-referenced part numbers: 1802317 (Northrop Grumman Systems Corporation), 10240-50-10N (Meggitt (new Hampshire), Inc), 50V10-347 (Alan Industries Inc), 12076 (Meggitt (new Hampshire), Inc).

What NSN replaces 5985-00-324-5927?

There are 8 known substitutes for 5985-00-324-5927: 5950-00-199-2345, 3439-00-416-8068, 3120-00-622-7876 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1802317?

Key specifications for 1802317: Mounting Thread Quantity: 32 PER INCH; Power Rating: 400.0 MILLIWATTS AVERAGE; Overall Length: 3.500 INCHES NOMINAL IN; Shaft Length: 0.938 INCHES NOMINAL IN. 28 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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