PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3M-6Attenuator,fixed

Spectrum Control Inc Div Weinschel · NSN 5985-00-163-3798 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-163-3798 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-163-3798. Primary manufacturer part number: 3M-6.
Features
  • Attenuator,fixed — FSC 5985
  • Material: STEEL CORROSION RESISTING BODY
  • Voltage Standing Wave Ratio Frequency Range: +4.0 TO 8.0 GIGAHERTZ AND +8.0 TO 12.4 GIGAHERTZ
  • Input Impedance Rating in Ohms: 50.0
  • Terminal Type and Quantity: 2 CONNECTOR
  • Operating Temp Range: -55.0 TO 125.0 CELSIUS DEGC
  • Power Rating: 2.0 WATTS AVERAGE AND 500.0 WATTS PEAK
  • Body Style: ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
Applications
  • Applications requiring Steel Corrosion Resisting Body construction
General Description

The Attenuator,fixed, cataloged under National Stock Number 5985-00-163-3798, 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 Spectrum Control Inc Div Weinschel. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5985-00-163-3798
Primary Part Number3M-6
Item NameAttenuator,fixed
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerSpectrum Control Inc Div Weinschel
StatusCANCELLED
MaterialSTEEL CORROSION RESISTING BODY
Voltage Standing Wave Ratio Frequency Range+4.0 TO 8.0 GIGAHERTZ AND +8.0 TO 12.4 GIGAHERTZ
Input Impedance Rating in Ohms50.0
Terminal Type and Quantity2 CONNECTOR
Operating Temp Range-55.0 TO 125.0 CELSIUS DEGC
Power Rating2.0 WATTS AVERAGE AND 500.0 WATTS PEAK
Body StyleROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
Connection Type Per FunctionFEMALE OUTPUT AND MALE INPUT
Mounting MethodCONNECTOR
Voltage Standing Wave Ratio1.15 AND 1.20
Temperature Sensitivity Attenuation in Decibels0.0001
Overall Diameter0.312 INCHES NOMINAL IN
Attenuation Accuracy in Decibels-0.30 TO 0.30
Output Impedance Rating in Ohms50.0
Frequency Range0.000 GIGAHERTZ MINIMUM AND 12.400 GIGAHERTZ MAXIMUM
Coaxial Connector Series DesignationWPM
Rf Signal Attenuation in Decibels6.0
Application DesignTRANSMISSION LINE
Surface TreatmentPASSIVATE BODY
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
2930-00-200-8138SP-29 INTERCHANGEABLE
Cap,filler Opening
Stant Mfg Co Inc
5950-00-246-1007 INTERCHANGEABLE
Transformer,power
5920-00-671-932138212 INTERCHANGEABLE
Adapter,fuse
Trico Corporation Div Trico Corp
6685-00-861-22392129206 INTERCHANGEABLE
Thermostat,flow Control
Chrysler Realty Company Llc Dba Daimler Chrysler
4730-01-081-21063300-6 INTERCHANGEABLE
Coupling Assembly,self-Sealing
Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
4710-01-081-212612287865 INTERCHANGEABLE
Tube Assembly,metal
U S Army Tank Automotive Command Amsta-Im-Mm
5950-01-097-1855583R295H07 INTERCHANGEABLE
Coil,radio Frequency
Northrop Grumman Support Services Corp
5935-01-117-5097204RED INTERCHANGEABLE
Plug,tip
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
3040-01-234-7928 INTERCHANGEABLE
Shaft,shouldered
Cross-Reference Index
Part NumberManufacturer
3M6 Kontron Europe Gmbh (DEU)
3M6DB Spectrum Control Inc Div Weinschel (USA)
3300-6 Spectrum Control Inc Div Weinschel (USA)
3M-6 PRIMARY Spectrum Control Inc Div Weinschel (USA)
GA810BD2-6 Northrop Grumman Systems Corporation (USA)
Related Parts
2930-00-200-8138INTERCHANGEABLE
CAP,FILLER OPENING
SP-29
5950-00-246-1007INTERCHANGEABLE
TRANSFORMER,POWER
5920-00-671-9321INTERCHANGEABLE
ADAPTER,FUSE
38212
6685-00-861-2239INTERCHANGEABLE
THERMOSTAT,FLOW CONTROL
2129206
4730-01-081-2106INTERCHANGEABLE
COUPLING ASSEMBLY,SELF-SEALING
3300-6
4710-01-081-2126INTERCHANGEABLE
TUBE ASSEMBLY,METAL
12287865
5950-01-097-1855INTERCHANGEABLE
COIL,RADIO FREQUENCY
583R295H07
5935-01-117-5097INTERCHANGEABLE
PLUG,TIP
204RED
3040-01-234-7928INTERCHANGEABLE
SHAFT,SHOULDERED

Frequently Asked Questions

What is NSN 5985-00-163-3798?

NSN 5985-00-163-3798 is a Attenuator,fixed, manufactured by Spectrum Control Inc Div Weinschel, classified under FSC 5985 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5985-00-163-3798?

NSN 5985-00-163-3798 has 5 cross-referenced part numbers: 3M6 (Kontron Europe Gmbh), 3M6DB (Spectrum Control Inc Div Weinschel), 3300-6 (Spectrum Control Inc Div Weinschel), 3M-6 (Spectrum Control Inc Div Weinschel), GA810BD2-6 (Northrop Grumman Systems Corporation).

What NSN replaces 5985-00-163-3798?

There are 9 known substitutes for 5985-00-163-3798: 2930-00-200-8138, 5950-00-246-1007, 5920-00-671-9321 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3M-6?

Key specifications for 3M-6: Material: STEEL CORROSION RESISTING BODY; Voltage Standing Wave Ratio Frequency Range: +4.0 TO 8.0 GIGAHERTZ AND +8.0 TO 12.4 GIGAHERTZ; Input Impedance Rating in Ohms: 50.0; Terminal Type and Quantity: 2 CONNECTOR. 20 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5985-00-163-3798 still in active supply?

NSN 5985-00-163-3798 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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