SR660

View detailed technical data, stock status, and sourcing information for: SR660
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5945 Relays and Solenoids

National Stock Number

5945-00-909-4274

Item Name Code

00310

Assigment Date

01/01/1960 (66 years ago)

2b all facilities hole thread class, 100.0 celsius maximum operating temp, 2.938 inches nominal body length, cylindrical frame body style, 1.500 inches nominal body diameter

Product Characteristics

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

Thread Class: 2b all facilities hole
Body Style: cylindrical frame
Body Diameter: 1.500 inches nominal
Body Length: 2.938 inches nominal
Maximum Operating Temp: 100.0 celsius
Fragility Factor: moderately rugged
Inclosure Type: fully inclosed
Magnetic Coil Quantity: 1
Electrical Resistance: 9.00 ohms nominal
Duty Type: intermittent
Voltage Rating In Volts: 30.0 dc maximum
Mounting Facility Type And Quantity: 1 flange
Current Rating: 4.0 amperes nominal
Thread Quantity Per Inch: 32 all facilities hole
Actuator Stroke Type: pull and push
Linear Force Delivered: 2.50 pounds
Power Takeoff Connection Type: plate coupling
Energizing Stroke Maximum Length: 0.562 inches
Plate Coupling Facility And Quantity: 1 threaded stud
Nominal Thread Size: 0.138 inches all facilities hole
Terminal Location: end opposite actuator
Mounting Facility Pattern: single position
Criticality Code Justification: feat
Case Surface Treatment: silver
Special Features: includes actuator screw adjustment,surface treatment document and classification: baqq-s-365
Material: copper alloy case
Thread Series Designator: unc all facilities hole
Terminal Type And Quantity: 2 solder stud

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
548-8637-002	Electrical Solenoid
A7721	Electrical Solenoid
SR660	Electrical Solenoid

FAQs

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

What is the FSCG of the NSN 5945-00-909-4274?

The FSCG of the NSN 5945-00-909-4274 is 5945

Does the NSN 5945-00-909-4274 have a Schedule B code assigned?

Yes, the Schedule B code is 8412909080

Does NSN 5945-00-909-4274 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 5945-00-909-4274 contain precious materials?

Item does not contain precious metal.

Does NSN 5945-00-909-4274 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 5945-00-909-4274 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960