5340-00-321-2555

Find complete technical information, availability, and procurement data for: 5340-00-321-2555
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-00-321-2555

Item Name Code

24328

Assigment Date

01/01/1961 (65 years ago)

1.3120 inches nominal first step diameter, solid design type, 0.7500 inches nominal counterbore diameter, 0.7180 inches nominal bore diameter, 0.5620 inches nominal overall height

Product Characteristics

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

Counterbore Diameter: 0.7500 inches nominal
Overall Height: 0.5620 inches nominal
First Step Diameter: 1.3120 inches nominal
Bore Diameter: 0.7180 inches nominal
Design Type: solid
End Diameter: 0.5770 inches nominal
Bore Taper In Deg: 30.0
Distance From End To First Step: 0.3750 inches nominal
Counterbore Length: 0.2500 inches nominal
Material: steel
Style Designator: seat

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2815-00-356-0945	No Name Available	08/01/1966

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
4001313	Helical Compression Spring Seat
81828S4105-539863PC3	Helical Compression Spring Seat
81828S4105-539954PCDD9072	Helical Compression Spring Seat
81828S4105-552584PC5	Helical Compression Spring Seat
81828S4105-552940PCDD9072	Helical Compression Spring Seat
Y044S41-0519PC1313	Helical Compression Spring Seat
Y044S41-0576PC1313	Helical Compression Spring Seat
YT182S4105-454522PC1313	Helical Compression Spring Seat

FAQs

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

What is the FSCG of the NSN 5340-00-321-2555?

The FSCG of the NSN 5340-00-321-2555 is 5340

Does NSN 5340-00-321-2555 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 5340-00-321-2555 contain precious materials?

Precious metal content is unknown

Does NSN 5340-00-321-2555 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 5340-00-321-2555 was assigned to the Federal Catalog?

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