1541 MOD

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Federal Supply Group

Instruments and Laboratory Equipment

Federal Supply Classification

6665 Hazard-Detecting Instruments and Apparatus

National Stock Number

6665-00-063-3577

Item Name Code

17257

Assigment Date

01/01/1963 (63 years ago)

An electrically operated instrument which measures radioactivity and is calibrated in roentgens per unit time or any multiple threof. For instruments that measure radioactivity directly, see radiacmeter.

round, flush mounting body style, 2.780 inches nominal body diameter, 0.090 inches nominal panel thickness, solder lug terminal type, 2 terminal quantity

Product Characteristics

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

Body Style: round, flush mounting
Terminal Quantity: 2
Terminal Type: solder lug
Body Diameter: 2.780 inches nominal
Panel Thickness: 0.090 inches nominal
Mounting Flange Outside Diameter: 4.580 inches nominal
Inscription Background Color: white
Magnetic Shielding: not included
Mounting Configuration: 6 no. 6-32 thd mtg studs equally spaced on 2.062 in. radius
Graduation Unit: 50.0 roentgens
Meter Type: mounted
Dial Scale Marking Color: black
Accuracy In Percent: -1.0 to 1.0 at full scale
Scale Quantity: 1
Scale Range: +0.0 to 500.0 roentgens
Meter Style: panel
Sensitivity: 500 ua at full scale deflection
Panel For Which Designed: magnetic
Dial Scale Marking Luminosity: nonluminous
Meter Depth Behind Mounting Flange: 1.150 inches nominal
Special Features: scale marked batt at 150; conductive glass window
Material: steel case
Material: steel panel

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
1541 MOD	Roentgen Rate Meter
1541M0D	Roentgen Rate Meter
BS-101229	Roentgen Rate Meter

FAQs

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

What is the FSCG of the NSN 6665-00-063-3577?

The FSCG of the NSN 6665-00-063-3577 is 6665

Does the NSN 6665-00-063-3577 have a Schedule B code assigned?

Yes, the Schedule B code is 9030100000

Does NSN 6665-00-063-3577 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 6665-00-063-3577 contain precious materials?

Item does not contain precious metal.

Does NSN 6665-00-063-3577 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 6665-00-063-3577 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963