990C455

View detailed technical data, stock status, and sourcing information for: 990C455
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5930 Switches

National Stock Number

5930-00-243-3705

Item Name Code

37187

Assigment Date

11/13/1970 (55 years ago)

1.190 inches nominal overall diameter, buoyancy actuation method, 24.000 inches nominal power cable length, 3.120 inches nominal overall length, 28.0 volts nominal dc voltage rating

Product Characteristics

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

Overall Length: 3.120 inches nominal
Power Cable Length: 24.000 inches nominal
Dc Voltage Rating: 28.0 volts nominal
Overall Diameter: 1.190 inches nominal
Actuation Method: buoyancy
End Item Identification: t400 engine, ah-1j helicopter
Electrical Connection Type: cable
Current Rating At Maximum Rated Voltage: 500.0 milliamperes resistive load
Float Quantity: 1
Operating Temp Rating: 115.0 fahrenheit maximum
Mounting Method: thread
Mounting Position: vertical
Contact Arrangement: single pole single throw normally open
Relay: not included
Liquid Type For Which Designed: hydraulic fluid
Float Effective Travel: 0.380 inches nominal
Mounting Dimensions: mtd by one 1/8 in. npt shaft and nut
Tank Insertion Length: 2.625 inches maximum
Criticality Code Justification: feat
Special Features: weapon system essential

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
6680-00-769-4703	No Name Available	04/01/1976

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
01807LS1800	Liquid Level Switch
2358075	Liquid Level Switch
990C455	Liquid Level Switch
990C455H01	Liquid Level Switch
997D057-13	Liquid Level Switch
LS1800	Liquid Level Switch
LS1800SSSTEM	Liquid Level Switch

FAQs

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

What is the FSCG of the NSN 5930-00-243-3705?

The FSCG of the NSN 5930-00-243-3705 is 5930

Does the NSN 5930-00-243-3705 have a Schedule B code assigned?

Yes, the Schedule B code is 8413919520

Does NSN 5930-00-243-3705 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 5930-00-243-3705 contain precious materials?

Item does not contain precious metal.

Does NSN 5930-00-243-3705 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 5930-00-243-3705 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Fri, Nov 13, 1970