SM-B-502187

View detailed technical data, stock status, and sourcing information for: SM-B-502187
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5999 Miscellaneous Electrical and Electronic Components

National Stock Number

5999-00-726-8810

Item Name Code

00443

Assigment Date

01/01/1961 (65 years ago)

0.128 inches nominal unthreaded mounting hole diameter, 1.156 inches nominal overall width, 0.016 inches nominal overall height, 0.844 inches nominal distance between mounting facility centers, 1.400 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: 1.400 inches nominal
Overall Height: 0.016 inches nominal
Overall Width: 1.156 inches nominal
Unthreaded Mounting Hole Diameter: 0.128 inches nominal
Distance Between Mounting Facility Centers: 0.844 inches nominal
Mounting Facility Quantity: 2
Mounting Method: unthreaded hole
Material: copper alloy 510 or copper alloy 524 or copper alloy 544 body and contact
Material Document And Classification: qq-b-750,alloy 510 fed spec 1st material response or qq-b-750,alloy 524 fed spec 2nd material response or qq-b-750,alloy 544 fed spec 3rd material response body and contact
Precious Material And Location: contact surface silver
Precious Material And Weight: 0.005 silver grains, troy
Precious Material: silver
Surface Treatment: silver contact
Surface Treatment Document And Classification: mil-f-14072,alloy -311 mil spec single treatment response contact
Style Designator: irregular shape

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
1172-LX	Electrical Contact
666223-452	Electrical Contact
DM-117	Electrical Contact
SM-B-502187	Electrical Contact

FAQs

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

What is the FSCG of the NSN 5999-00-726-8810?

The FSCG of the NSN 5999-00-726-8810 is 5999

Does the NSN 5999-00-726-8810 have a Schedule B code assigned?

Yes, the Schedule B code is 8538907040

Does NSN 5999-00-726-8810 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 5999-00-726-8810 contain precious materials?

Item contains silver.

Does NSN 5999-00-726-8810 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 5999-00-726-8810 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961