HC260GX3

View detailed technical data, stock status, and sourcing information for: HC260GX3
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-00-051-4687

Item Name Code

24328

Assigment Date

01/01/1961 (65 years ago)

A circular item, usually having a flat or grooved flange, boss(es), and/or counterbore, designed to accommodate the end of the spring. It is used to position the spring but does not encase the spring or restrain lateral motion. It may be used in conjunction with a retainer,helical compression spring. Excludes:washer (as modified), seat,ball socket, and holder,spring. See also rotor,engine poppet valve.

1.5930 inches nominal first step diameter, 2.4380 inches nominal second step diameter, 0.1880 inches nominal first step length, 2.8130 inches nominal overall height, 2.1870 inches nominal counterbore diameter

Product Characteristics

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

Counterbore Diameter: 2.1870 inches nominal
Overall Height: 2.8130 inches nominal
First Step Diameter: 1.5930 inches nominal
First Step Length: 0.1880 inches nominal
Second Step Diameter: 2.4380 inches nominal
Bore Diameter: 0.8750 inches minimum and 0.8800 inches maximum
Design Type: solid
End Diameter: 1.3740 inches minimum and 1.3750 inches maximum
Distance From End To First Step: 2.3750 inches nominal
Counterbore Length: 0.1250 inches nominal
Material: steel corrosion resisting
Style Designator: seat
Fsc Application Data: generator turbine

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
H2710PC33	Helical Compression Spring Seat
H2710PC48	Helical Compression Spring Seat
H2974PC014	Helical Compression Spring Seat
HC260GX3	Helical Compression Spring Seat
PE-514687	Helical Compression Spring Seat

FAQs

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

What is the FSCG of the NSN 5340-00-051-4687?

The FSCG of the NSN 5340-00-051-4687 is 5340

Does NSN 5340-00-051-4687 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 5340-00-051-4687 contain precious materials?

Item does not contain precious metal.

Does NSN 5340-00-051-4687 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 5340-00-051-4687 was assigned to the Federal Catalog?

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