501B2104

View detailed technical data, stock status, and sourcing information for: 501B2104

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501B2104
Federal Supply Group
Electrical and Electronic Equipment Components
Federal Supply Classification
5945 Relays and Solenoids
National Stock Number
5945-00-665-7444
Item Name Code
03883
Assigment Date
01/01/1961 (65 years ago)

A relay switch which is actuated by the effect of internal heat generated by the current in its energizing circuit. For items actuated by ambient, rather than internal temperature changes, see switch, thermostatic.

1 octal base plug-in mounting facility type and quantity, 3.250 inches nominal overall length, single pole, single throw, normally open contact arrangement, 1.250 inches nominal overall diameter, hermetic environmental protection

Product Characteristics

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

Overall Length
3.250 inches nominal
Overall Diameter
1.250 inches nominal
Environmental Protection
hermetic
Contact Arrangement
single pole, single throw, normally open
Mounting Facility Type And Quantity
1 octal base plug-in
Contact Maximum Voltage Rating In Volts
250.0 ac and 150.0 dc
Contact Maximum Current Rating In Amps
3.0 ac or 3.0 dc
Heater Voltage Rating In Volts
117.0
Delay Time In Seconds
30.0 fixed operate minimum and 45.0 fixed release maximum
Terminal Type And Quantity
8 pin

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5945-00-223-7266 No Name Available 01/01/1963
5945-00-257-8015 No Name Available 06/23/2005
5945-00-259-0985 No Name Available 10/31/1966
5945-00-259-9261 No Name Available 01/09/1967
5945-00-502-4161 No Name Available 01/01/1960
5945-00-666-0963 No Name Available 06/01/1981
5945-00-701-0296 No Name Available 08/02/1968
5930-00-949-2802 No Name Available 11/06/1970

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
4300106-001 Thermal Relay
501B2104 Thermal Relay
625780PC54 Thermal Relay
AE104-037-99 Thermal Relay
B8104 Thermal Relay
C218265-4 Thermal Relay
GT2504 Thermal Relay
M65-501-1APPLICATI0NB2104 Thermal Relay
SC-B-176443 Thermal Relay

FAQs

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

What is the FSCG of the NSN 5945-00-665-7444?
The FSCG of the NSN 5945-00-665-7444 is 5945
Does NSN 5945-00-665-7444 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 5945-00-665-7444 contain precious materials?
Item does not contain precious metal.
Does NSN 5945-00-665-7444 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 5945-00-665-7444 was assigned to the Federal Catalog?
It was assigned 65 years ago, on Sun, Jan 1, 1961

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