5985-01-218-9970

Find complete technical information, availability, and procurement data for: 5985-01-218-9970
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

National Stock Number

5985-01-218-9970

Item Name Code

00838

Assigment Date

10/20/1985 (40 years ago)

An item designed to be mounted around a shaft to limit axial movement of the shaft and/or its assembled parts. It is secured directly to the shaft by use of a setscrew(s), pin(s), or the like, which may be a part of the item of supply. A pilot hole drilled in or through the wall(s) for drilling and pinning at application may be considered a method of securing. Solid items have a bearing surface on one or both end(s) perpendicular to the axis. For items designed to be mounted around the extended hub portion of a mounted item on a shaft or clamp around a shaft, see clamp, hub. See also bearing, sleeve; bushing, sleeve; spacer, sleeve; and coupling, shaft, rigid.

1.594 inches nominal center to center distance between mounting facilities parallel to length, coaxial type body style, 0.844 inches nominal center to center distance between mounting facilities parallel to width, 2.250 inches nominal overall length, transmission line application design

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Application Design: transmission line
Body Style: coaxial type
Overall Length: 2.250 inches nominal
Center To Center Distance Between Mounting Facilities Parallel To Length: 1.594 inches nominal
Center To Center Distance Between Mounting Facilities Parallel To Width: 0.844 inches nominal
Overall Height: 1.000 inches nominal
Overall Width: 2.000 inches nominal
Shaft Diameter: 0.250 inches nominal
Shaft Length: 0.500 inches nominal
Voltage Standing Wave Ratio: 1.50
Coaxial Connector Series Designation: sma
Power Rating: 5.0 watts average
Mounting Facility Screw Thread Series Designator: unc
Insertion Loss At Minimum Attenuation In Maximum Decibels: 0.5
Overall Attenuation Range In Decibels: +0.0 to 30.0
Attenuation Variation Method: continuous
Mounting Facility Type And Quantity: 4 threaded hole
Frequency Range: 7.250 gigahertz minimum and 8.400 gigahertz maximum
Overall Attenuation Accuracy In Decibels: -0.50 to 0.50
Mounting Thread Quantity: 40 per inch
Adjustment Device Type And Quantity: 1 shaft
Mounting Facility Pattern: four position rectangular
Shaft Type: round, slotted
Mounting Facility Nominal Screw Thread Diameter: 0.112 inches
Impedance Rating In Ohms: 50.0 input-output
Terminal Type And Quantity: 2 connector, coaxial, male

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
5-6804-30M/M	Variable Attenuator
EE-A0074-001	Variable Attenuator

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5985-01-218-9970?

The FSCG of the NSN 5985-01-218-9970 is 5985

Does the NSN 5985-01-218-9970 have a Schedule B code assigned?

Yes, the Schedule B code is 8529109000

Does NSN 5985-01-218-9970 require demilitarization?

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

Does NSN 5985-01-218-9970 contain precious materials?

Item does not contain precious metal.

Does NSN 5985-01-218-9970 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.

When the NSN 5985-01-218-9970 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Sun, Oct 20, 1985