18-P02541M001

View detailed technical data, stock status, and sourcing information for: 18-P02541M001
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

National Stock Number

5985-01-180-4099

Item Name Code

00838

Assigment Date

05/29/1984 (42 years ago)

A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (aa), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see axle(1), shouldered. For items not having any of the above conditions see pin, shoulder, headless. Excludes:shaft(1), straight; and axle(1), straight.

0.750 inches nominal center to center distance between mounting facilities parallel to width, transmission line application design, 1.900 inches maximum overall height, coaxial type body style, 2.880 inches nominal overall length

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: 2.880 inches nominal
Center To Center Distance Between Mounting Facilities Parallel To Width: 0.750 inches nominal
Overall Height: 1.900 inches maximum
Overall Width: 2.560 inches maximum
Shaft Diameter: 0.250 inches nominal
Shaft Length: 0.260 inches nominal
Center To Center Distance Between Mounting Facilities Parallel To Height: 0.750 inches nominal
End Item Identification: an/alq-122/b52
Voltage Standing Wave Ratio: 1.30
Coaxial Connector Series Designation: bnc and sma
Power Rating: 2.0 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 to 10.0
Attenuation Variation Method: stepped
Step Position Quantity: 10
Attenuation Per Step In Decibels: 1.0
Mounting Facility Type And Quantity: 4 threaded hole
Frequency Range: 0.000 hertz minimum and 1.000 gigahertz maximum
Overall Attenuation Accuracy In Decibels: -0.20 to 0.20
Mounting Thread Quantity: 32 per inch
Adjustment Device Type And Quantity: 1 shaft
Mounting Facility Pattern: four position diamond
Shaft Type: round, slotted
Mounting Facility Nominal Screw Thread Diameter: 0.138 inches
Impedance Rating In Ohms: 50.0 input-output
Terminal Type And Quantity: 2 connector, coaxial, female

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
18-P02541M001	Variable Attenuator
50R-059	Variable Attenuator
50V10-1088	Variable Attenuator
81225-129	Variable Attenuator
8122S-129	Variable Attenuator

FAQs

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

What is the FSCG of the NSN 5985-01-180-4099?

The FSCG of the NSN 5985-01-180-4099 is 5985

Does the NSN 5985-01-180-4099 have a Schedule B code assigned?

Yes, the Schedule B code is 8529109000

Does NSN 5985-01-180-4099 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 5985-01-180-4099 contain precious materials?

Item does not contain precious metal.

Does NSN 5985-01-180-4099 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 5985-01-180-4099 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Tue, May 29, 1984