3HF1

View detailed technical data, stock status, and sourcing information for: 3HF1
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5930 Switches

National Stock Number

5930-00-268-1941

Item Name Code

00399

Assigment Date

01/01/1963 (63 years ago)

1.000 inches nominal overall width, 2.828 inches nominal overall height, 3.453 inches nominal overall length, round actuator style, hole mounted body style

Product Characteristics

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

Body Style: hole mounted
Overall Length: 3.453 inches nominal
Overall Height: 2.828 inches nominal
Overall Width: 1.000 inches nominal
Actuator Style: round
Actuator Free Position Height: 1.719 inches nominal
Housing Height: 1.781 inches nominal
Housing Length: 2.625 inches nominal
Housing Width: 1.000 inches nominal
Center To Center Distance Between Housing Mounting Facilities Parallel To Length: 1.000 inches nominal
Maximum Voltage Rating In Volts: 250.0 ac
End Item Identification: aircraft, stratofortress b-52; aircraft, stratolifter c-135
Inclosure Type: fully inclosed
Mounting Method: unthreaded hole
Nonpile-Up Contact Arrangement: 1 pole, double throw, double break/double make, one position momentary single switch unit
Switch Release Force: 10.0 ounces minimum
Criticality Code Justification: feat
Switch Actuating Force: 22.0 ounces minimum and 52.0 ounces maximum
Actuator Movement: 0.078 pretravel inches maximum and 0.219 overtravel inches minimum and 0.004 differential inches maximum
Contact Load Current Rating At Maximum Rated Voltage: 5.000 amperes resistive ac
Special Features: weapon system essential
Terminal Type And Quantity: 4 screw

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5930-00-375-5570	No Name Available	03/01/1966
5930-00-524-6895	No Name Available	07/01/1992

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
3HF1	Sensitive Switch
8421530	Sensitive Switch
BZE6-3YNT	Sensitive Switch

FAQs

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

What is the FSCG of the NSN 5930-00-268-1941?

The FSCG of the NSN 5930-00-268-1941 is 5930

Does the NSN 5930-00-268-1941 have a Schedule B code assigned?

Yes, the Schedule B code is 8536509050

Does NSN 5930-00-268-1941 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 5930-00-268-1941 contain precious materials?

Precious metal content is unknown

Does NSN 5930-00-268-1941 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 5930-00-268-1941 was assigned to the Federal Catalog?

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