MDR7045

View detailed technical data, stock status, and sourcing information for: MDR7045
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5945 Relays and Solenoids

National Stock Number

5945-01-053-4330

Item Name Code

03890

Assigment Date

01/05/1978 (48 years ago)

A relay whose contact arm may rotate through 360 degrees but not in one operation. Includes rotary relays which automatically reset. For an item having the dual functions of a switch and a relay assembled together on a common mounting, see relay-switch. Excludes:switch, rotary; switch, stepping; and switch, telephone (as modified).

4.190 inches nominal overall length, 5.750 inches maximum overall height, four 0.281 in. dia mtg holes spaced on 3.250 in. mtg centers mounting configuration, 4.190 inches nominal overall width, sectional structural design

Product Characteristics

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

Overall Length: 4.190 inches nominal
Overall Height: 5.750 inches maximum
Overall Width: 4.190 inches nominal
Mounting Configuration: four 0.281 in. dia mtg holes spaced on 3.250 in. mtg centers
Structural Design: sectional
Dc Operating Voltage Rating In Volts: 115.0 nominal
Contact Current Type: ac and dc
Contact Maximum Voltage Rating In Volts: 125.0
Contact Current Rating At Maximum Rated Voltage: 800.0 milliamperes resistive
Contact Maximum Rated Current: 10.0 amperes resistive
Contact Voltage Rating At Maximum Rated Current: 115.0
Contact Terminal Quantity: 72
Coil Terminal Quantity: 2
Pull-In Current: 230.0 milliamperes nominal
Hold-In Current: 230.0 milliamperes nominal
Rotation Direction For Which Designed: clockwise
Coil Dc Resistance: 500.0 ohms nominal
Section Quantity: 6
Coil Winding Quantity: 1

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
MDR7045	Rotary Relay

FAQs

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

What is the FSCG of the NSN 5945-01-053-4330?

The FSCG of the NSN 5945-01-053-4330 is 5945

Does the NSN 5945-01-053-4330 have a Schedule B code assigned?

Yes, the Schedule B code is 8536490075

Does NSN 5945-01-053-4330 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5945-01-053-4330 contain precious materials?

Item does not contain precious metal.

Does NSN 5945-01-053-4330 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5945-01-053-4330 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Thu, Jan 5, 1978