5340-01-388-8778

Find complete technical information, availability, and procurement data for: 5340-01-388-8778
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-01-388-8778

Item Name Code

40280

Assigment Date

04/12/1994 (32 years ago)

A single or multiple-row antifriction bearing used with or without inner or outer races characterized by relatively small size rollers usually not ranging above 0.250 inch (6.35mm) diameter and generally longer in length in relation to diameter.

0.2500 inches nominal right internal thread length, 0.2850 inches minimum and 0.2900 inches maximum flange thickness, right-hand right internal thread direction, 0.2500 inches nominal flange diameter, 2a right internal thread class

Product Characteristics

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

Thread Class: 2a right internal
Thread Direction: right-hand right internal
Thread Length: 0.2500 inches nominal right internal
Flange Diameter: 0.2500 inches nominal
Flange Thickness: 0.2850 inches minimum and 0.2900 inches maximum
Diameter: 0.2500 inches nominal
Length: 0.4100 inches nominal
Cross-Sectional Shape: round
Nominal Thread Size: 0.1120 inches right internal
Right Projection Diameter: 0.1120 inches nominal
Right Projection Length: 0.2500 inches nominal
Material: steel standoff
Material Document And Classification: astm a564, ty 631, (17-7ph) assn std single material response standoff
Surface Treatment: passivate standoff
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response standoff
Style Designator: projection and flange left internal and right external thread
Thread Series Designator: unc right internal

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
H308A024-101	Spacing Threaded Standoff

FAQs

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

What is the FSCG of the NSN 5340-01-388-8778?

The FSCG of the NSN 5340-01-388-8778 is 5340

Does NSN 5340-01-388-8778 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 5340-01-388-8778 contain precious materials?

Item does not contain precious metal.

Does NSN 5340-01-388-8778 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 5340-01-388-8778 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Tue, Apr 12, 1994