B4040764-4

View detailed technical data, stock status, and sourcing information for: B4040764-4
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-01-280-6311

Item Name Code

40280

Assigment Date

06/13/1988 (38 years ago)

A standoff that must have a threaded end(s) or be internally threaded its full length. For items having external threads on both ends, see stud (as modified). For items with an outside contour that is the same for the entire length, are flat on top and bottom, having internal threads its full length, and the length does not exceed twice the width across the flats or outside diameter, see nut (as modified); use maximum dimensions(s) for compliance.

0.150 inches minimum and 0.154 inches maximum shoulder diameter, 0.060 inches nominal shoulder length, 0.312 inches nominal length, 0.188 inches nominal diameter, round cross-sectional shape

Product Characteristics

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

Shoulder Diameter: 0.150 inches minimum and 0.154 inches maximum
Shoulder Length: 0.060 inches nominal
Diameter: 0.188 inches nominal
Length: 0.312 inches nominal
Cross-Sectional Shape: round
Special Features: shoulder is knurled
Style Designator: projection one end left internal thread

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
7303-B-440-SS-20	Spacing Threaded Standoff
B4040764-4	Spacing Threaded Standoff
T200055904	Spacing Threaded Standoff

FAQs

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

What is the FSCG of the NSN 5340-01-280-6311?

The FSCG of the NSN 5340-01-280-6311 is 5340

Does NSN 5340-01-280-6311 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 5340-01-280-6311 contain precious materials?

Item does not contain precious metal.

Does NSN 5340-01-280-6311 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 5340-01-280-6311 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Mon, Jun 13, 1988