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NSN 2120F

Radio Frequency Rotary Coupler

A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes:washer, concave, retainer, packing, and thrust type washers. See also spacer, sleeve; and spacer, stepped.

five mtg holes 0.156 in. dia equally spaced on 0.250 in. dia bolt circle mounting configuration, 50.0 input impedance rating in ohms, copper alloy material, 50.0 output impedance rating in ohms, 1.625 inches nominal overall diameter.

NSN 5985-00-013-9452 Datasheet

(NSN) National Stock Number
5985-00-013-9452
(FSC) Federal Supply Classification
5985 - Related Equipment, Waveguides and Antennas
(NIIN) National Item Identification Number
00-013-9452
Requires Demilitarization
Yes
(INC) Item Name Code
00371
Date
Fri, May 10, 1968
Schedule B Code
8529109000
Material
Brass per mil-e-4158
Voltage Standing Wave Ratio At Reference Frequency
1.3 at 0.5 to 8.1 ghz
Unit Type
Coaxial line
Radio Frequency Rating
Between 0.5 gigahertz and 8.1 gigahertz
Mounting Configuration
Five mtg holes 0.156 in. diameter equally spaced on 0.25 in. diameter bolt circle
Output Impedance Rating In Ohms
50.0
Input Impedance Rating In Ohms
50.0
Overall Diameter
1.625in. ⁓1-5/8"
Overall Length
2.625in. ⁓2-5/8"
Material
Copper alloy
Precious Material and Location
Body rhodium and body silver
Precious Material
Rhodium and silver

Identification

Demilitarization Code
D - Usml or ccl military items - demil required. Destroy item and components to prevent restoration or repair to a usable condition. (note 5).
Precious Metals Indicator
C - Item contains combination of two or more precious metals (silver, gold, platinum).
Hazardous Metals Indicator
P - Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 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.
Pseudo Item Name Code
0000371

Cross Reference

CAGE Codes

01882
Diamond Antenna & Microwave Corporation
U.s./canadian manufacturers

Freight Information

Air Commodity
HZ -
Air Dimension
A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
National Motor Freight Class Rating
P - 77.5
Special Handling
9 - Other or no special handling required (sh)
Type of Cargo
Z - No special type of cargo code applicable
Uniform Freight Classification Item Number
34460
Water Commodity
72D - Communications/electronics, other than sigint/ew or comsec repair parts and components
National Motor Freight Classification Item Number
061520

Schedule B & Trade

Schedule B
8529-10-9000
Description
antenna & antenna reflectors of all kinds; parts suitable for use soley or principally w/ apparatus of heading 8524 to 8528, nesoi
End Use
21400 - Telecommunications equipment
Unit of Quantity
NO
USDA
Yes
(SITC) Standard International Trade Classification
76493
(NAICS) North American Industrial Classification System
334220

Questions & Answers

  1. What is the FSCG of the NSN 5985-00-013-9452?

    The FSCG of the NSN 5985-00-013-9452 is 5985

  2. Does the NSN 5985-00-013-9452 have a Schedule B code assigned?

    Yes, the Schedule B code is 8529109000

  3. Does NSN 5985-00-013-9452 require demilitarization?

    Usml or ccl military items - demil required. Destroy item and components to prevent restoration or repair to a usable condition. (note 5).

  4. Does NSN 5985-00-013-9452 contain precious materials?

    Item contains combination of two or more precious metals (silver, gold, platinum).

  5. Does NSN 5985-00-013-9452 contain hazardous materials?

    Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 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.

  6. When the NSN 5985-00-013-9452 was assigned to the Federal Catalog?

    It was assigned 58 years ago, on Fri, May 10, 1968

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