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Variable Attenuator

NSN: 5985-01-155-1378 | Model: 3499683
ITAR Registered seal

A device for reducing the strength of an alternating current signal either continuously or in steps, without causing appreciable signal distortion, by maintaining substantially constant output and/or input impedance match. Continuously variable resistive devices must consist of at least two sections or one section with at least two rotating contacts. The item must have an attenuation rating. Includes tandem mounted variable resistors designed to function as an attenuator but whose terminals are not connected. See also resistor, vaiable (as modified).

NSN Properties and Flags
NATO Stock Number
5985-01-155-1378
DEMIL
Yes - ITAR Controlled (Code B)
Application Design
Transmission line
Body Style
Coaxial type
Overall Length
3.400 inches
Center To Center Distance Between Mounting Facilities Parallel To Width
0.750 inches
Overall Height
1.620 inches
Overall Width
1.310 inches
Center To Center Distance Between Mounting Facilities Parallel To Height
0.750 inches
End Application
4920-01-126-6887
Voltage Standing Wave Ratio
1.30
Coaxial Connector Series Designation
Sma
Power Rating
3.0 watts average
Mounting Facility Screw Thread Series Designator
Unc
Insertion Loss At Minimum Attenuation In Maximum Decibels
0.2
Overall Attenuation Range In Decibels
+0.0/+60.0
Attenuation Variation Method
Stepped
Step Position Quantity
6
Attenuation Per Step In Decibels
10.0
Mounting Facility Type And Quantity
4 threaded hole
Frequency Range
Between 0.000 hertz and 2.000 gigahertz
Mounting Thread Quantity
32 per inch
Adjustment Device Type And Quantity
1 knob
Mounting Facility Pattern
Four position diamond
Mounting Facility Screw Thread Diameter
0.138 inches
Terminal Type And Quantity
2 connector, coaxial, female

Parts List for Receiver-transmitte Pod Test Set  

Other components in the assembly of NSN 4920-01-126-6887

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NSN 5985-01-155-1378 Datasheet

Supply Class (FSC):
Related Equipment Waveguides Antennas
Cross Reference:
  • 3499683
  • 8121S-110
Cage Codes:
  • Raytheon Company (CAGE 82577)
  • Telonic Berkeley, Inc. (CAGE 04423)
Schedule B & Trade:
  • Schedule B: 8529109000 (NAICS 334220)

    Antenna & antenna reflectors of all kinds; parts suitable for use soley or principally w/ apparatus of heading 8525 to 8528, nesoi

  • SITC: 76493

    Parts of television receivers, radiobroadcast receivers, transmission apparatus for radio telephony, telegraphy, broadcasting or television etc.

  • End Use: 21400

    Telecommunications equipment

Identification:
HMIC

P - Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of federal standard 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

PMIC

A - Item does not contain precious metal.

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:
  • NMFC:

    061700 - Elec appliances/instruments noi

  • WCC:

    658 - Electrical appliances, small

  • SHC:

    9 - Other or no special handling required (sh)

  • ADC:

    A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

  • ACC:

    H - Instruments/equipment/supplies for radio, communications, electrical, laboratory, etc. (includes signal corps)

  • LTL:

    J - 100.0

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
    Sms
  • AAC
    J
  • Quantity per pack
    1
  • Unit of Measure
    Ea
  • Shelf Life
    N/A
  • Classification Control
    U
  • MGMT_CTL
    Sf9eh-n
  • Repariability

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $2,402.06 to $4,003.43..
Does NSN 5985-01-155-1378 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Air Force
What is the NIIN of NSN 5985-01-155-1378?
011551378 or 01-155-1378
Does NSN 5985-01-155-1378 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5985-01-155-1378?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jun 05, 1983