5340-00-477-4956

Find complete technical information, availability, and procurement data for: 5340-00-477-4956
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-00-477-4956

Item Name Code

40280

Assigment Date

09/19/1969 (56 years ago)

2b left internal (includes thru thread)2a right external thread class, right-hand right external thread direction, right-hand left internal (includes thru thread) thread direction, 0.250 inches nominal left internal (includes thru thread)0.440 inches nominal right external thread length, 3.500 inches nominal flange thickness

Product Characteristics

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

Thread Class: 2b left internal (includes thru thread)2a right external
Thread Direction: right-hand right external
Thread Direction: right-hand left internal (includes thru thread)
Thread Length: 0.250 inches nominal left internal (includes thru thread)0.440 inches nominal right external
Flange Thickness: 3.500 inches nominal
Length: 4.000 inches nominal
Flange Width Across Flats: 0.750 inches nominal
Thread Quantity Per Inch: 20 right external
Thread Quantity Per Inch: 28 left internal (includes thru thread)
Nominal Thread Size: 0.250 inches left internal (includes thru thread)
Nominal Thread Size: 0.500 inches right external
Material: steel standoff
Material Document And Classification: astm a108 assn std single material response standoff
Surface Treatment: cadmium and phosphate standoff
Surface Treatment Document And Classification: qq-p-416 ty 1 cl 3 fed spec single treatment response standoff
Style Designator: flanged with left internal thread
Thread Series Designator: unf left internal (includes thru thread)
Thread Series Designator: unf right external

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
10911871	Spacing Threaded Standoff
5307004774956	Spacing Threaded Standoff

FAQs

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

What is the FSCG of the NSN 5340-00-477-4956?

The FSCG of the NSN 5340-00-477-4956 is 5340

Does the NSN 5340-00-477-4956 have a Schedule B code assigned?

Yes, the Schedule B code is 7326190000

Does NSN 5340-00-477-4956 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 5340-00-477-4956 contain precious materials?

Precious metal content is unknown

Does NSN 5340-00-477-4956 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 5340-00-477-4956 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Fri, Sep 19, 1969