NAS1831-4C28

View detailed technical data, stock status, and sourcing information for: NAS1831-4C28
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-01-266-9816

Item Name Code

40280

Assigment Date

11/03/1987 (38 years ago)

hexagon cross-sectional shape, 0.246 inches minimum and 0.254 inches maximum width across flats, both ends countersunk to 0.020 in. dia special features, left internal and right internal threads style designator, 1.745 inches minimum and 1.755 inches maximum length

Product Characteristics

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

Length: 1.745 inches minimum and 1.755 inches maximum
Cross-Sectional Shape: hexagon
Width Across Flats: 0.246 inches minimum and 0.254 inches maximum
Special Features: both ends countersunk to 0.020 in. dia
Style Designator: left internal and right internal threads
Specification/Standard Data: 80205-nas1831 professional/industrial association standard

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
NAS1831-4C28	Spacing Threaded Standoff

FAQs

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

What is the FSCG of the NSN 5340-01-266-9816?

The FSCG of the NSN 5340-01-266-9816 is 5340

Does NSN 5340-01-266-9816 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 5340-01-266-9816 contain precious materials?

Item does not contain precious metal.

Does NSN 5340-01-266-9816 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 5340-01-266-9816 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Tue, Nov 3, 1987