1551AS664-1

View detailed technical data, stock status, and sourcing information for: 1551AS664-1
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5930 Switches

National Stock Number

5930-00-296-3987

Item Name Code

00451

Assigment Date

01/01/1963 (63 years ago)

immersion well temp sensing element type, 0.618 inches minimum and 0.625 inches maximum body diameter, 800.0 fahrenheit maximum operating temp rating, 1.000 inches nominal width across flats, 4.906 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.

Overall Length: 4.906 inches nominal
Body Diameter: 0.618 inches minimum and 0.625 inches maximum
Temp Sensing Element Type: immersion well
Width Across Flats: 1.000 inches nominal
Operating Temp Rating: 800.0 fahrenheit maximum
Mounting Method: threaded bushing
Thread Quantity Per Inch: 14 single threaded bushing
Contact Action Stimulus: increase
Nominal Thread Size: 0.500 inches single threaded bushing
Nonpile-Up Contact Arrangement: 1 pole, single throw, normally open, momentary action
Terminal Type: wire lead
Contact Load Current Rating: 5.0 amperes resistive load first voltage
Contact Load Current Rating: 10.0 amperes resistive load second voltage
Contact Adjustability: deactuation point adjustable and actuation point adjustable
Contact Adjustment Range: -100.00 to 350.00 actuation point degrees fahrenheit and -100.00 to 350.00 deactuation point degrees fahrenheit
Contact Adjustment Type: external deactuation point screw and external actuation point screw
Contact Voltage Rating In Volts: 115.0 ac at sea level second voltage
Contact Voltage Rating In Volts: 230.0 ac at sea level first voltage
Media For Which Designed: gas or liquid
Style Designator: cylindrical w/flange
Thread Series Designator: npt single threaded bushing

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5930-00-025-9612	No Name Available	06/08/1967
5930-00-134-5720	No Name Available	01/01/2009
5930-00-256-1611	No Name Available	02/01/1976
6685-00-897-8187	No Name Available	07/14/1972

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
01-18021-0	Thermostatic Switch
1551AS664-1	Thermostatic Switch
18021-0	Thermostatic Switch
A220879	Thermostatic Switch

FAQs

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

What is the FSCG of the NSN 5930-00-296-3987?

The FSCG of the NSN 5930-00-296-3987 is 5930

Does the NSN 5930-00-296-3987 have a Schedule B code assigned?

Yes, the Schedule B code is 9032100000

Does NSN 5930-00-296-3987 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 5930-00-296-3987 contain precious materials?

Precious metal content is unknown

Does NSN 5930-00-296-3987 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 5930-00-296-3987 was assigned to the Federal Catalog?

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