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Variable Attenuator

NSN: 5985-00-009-7639 | Model: G128-267-001

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
5985-00-009-7639
DEMIL
NO
Application Design
Waveguide
Body Style
Waveguide type
Overall Length
4.750 inches
Bolt Circle Diameter
4.375 inches
Overall Height
4.750 inches
Overall Width
3.536 inches
Scale Linearity
Linear
Scale Division Quantity
43
Shaft Diameter
Between 0.248 inches and 0.251 inches
Shaft Length
0.820 inches
Unthreaded Mounting Hole Diameter
0.209 inches
Operating Tempurature Range
+0.0/+71.0 degrees celsius
Voltage Standing Wave Ratio
1.15
Power Rating
400.0 milliwatts average
Waveguide Flange Type
Cover
Waveguide Flange Designation
Ug-419/u
Insertion Loss At Minimum Attenuation In Maximum Decibels
0.5
Overall Attenuation Range In Decibels
+0.0 to 40.0
Attenuation Accuracy Reference Frequency
13.38 gigahertz
Attenuation Variation Method
Continuous
Mounting Facility Type And Quantity
3 unthreaded hole
Frequency Range
Between 13.270 gigahertz and 13.380 gigahertz
Overall Attenuation Accuracy In Decibels
-0.50/+0.50
Adjustment Device Type And Quantity
1 shaft
Mounting Facility Pattern
Three position circular
Shaft Type
Round
Terminal Type And Quantity
2 flange

Pricing and Availability

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NSN 5985-00-009-7639 Datasheet

Supply Class (FSC):
Related Equipment Waveguides Antennas
Cross Reference:
  • G128-267-001
  • G128-267-001
  • G128-267-001
Cage Codes:
  • Singer Co The Kearfott Div (CAGE 84347)
  • Kearfott Corporation (CAGE 88818)
  • Waveline, Incorporated (CAGE 00443)
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

U - Precious metal content is unknown

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
    9b-----
  • Repariability

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $4,998.15 to $8,330.24..
Does NSN 5985-00-009-7639 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 Navy
What is the NIIN of NSN 5985-00-009-7639?
000097639 or 00-009-7639
Does NSN 5985-00-009-7639 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5985-00-009-7639?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Aug 09, 1972