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Direct Current Blocking Coupler NSN 5985-01-490-0254

Item Description

A coupler which is specifically designed to be inserted into a coaxial transmission line to permit flow of radio frequency electrical energy while preventing the flow of signals below 20 kilohertz (kilocycles). It consists of a short section of coaxial line which has a capacitance in series with the center and/or outer conductor. See also coupler (1), direct current shorting; coupler, directional and coupler (1), transmission line.

NSN 5985-01-490-0254 NSN: 5985-01-490-0254

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Features and Characteristics

Overall Length
Between 1.170 inches and 1.230 inches
Current Type
Dc
Overall Diameter
0.360 inches
End Application
An/ssr-2a
Capacitor Location
Inner conductor
Voltage Rating
200.0 volts
Radio Frequency Rating
Between 10.0 megahertz and 18.0 gigahertz
Unit Type
Coaxial line
Voltage Standing Wave Ratio At Reference Frequency
1.35 to 1 at 10 mhz-18 ghz
Power Loss In Decibels
0.5
Terminal Fitting Name
Sma female and male connectors
Special Features
Impedance: 50 ohms; operating temp range: -65 degrees c to +125 degrees c; sma connectors and housings (inner only blocks): passivated stainless steel
FSC
5985 Related Equipment Waveguides Antennas
NIIN
014900254
NSN
5985014900254

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
8037
Cage Code:
64671
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8529109000
  • NAICS: 334220
  • SITC: 76493
  • Description: Antenna & antenna reflectors of all kinds; parts suitable for use soley or principally w/ apparatus of heading 8525 to 8528, nesoi
  • End Use (Code 21400):
    Telecommunications equipment

Q & A

Frequently asked questions for NSN 5985-01-490-0254
What are the manufacturers of nsn 5985014900254?
Does this nsn 5985014900254 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5985014900254
A coupler which is specifically designed to be inserted into a coaxial transmission line to permit flow of radio frequency electrical energy while preventing the flow of signals below 20 kilohertz (kilocycles). it consists of a short section of coaxial line which has a capacitance in series with the center and/or outer conductor. see also coupler (1), direct current shorting; coupler, directional and coupler (1), transmission line.
Does nsn 5985014900254 contain any precious metals?
No precious metal content.
Does nsn 5985014900254 contain any hazardous materials?
No information in HMIRS. Hazardous material unknown.
What is the ESD classification of nsn 5985014900254?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
36153
FIIG:
T389-C
App. Key:
CD
Cond. Code:
1
Status:
A

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