2825-00-972-8889

Find complete technical information, availability, and procurement data for: 2825-00-972-8889
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Federal Supply Group

Engines, Turbines, and Components

Federal Supply Classification

2825 Steam Turbines and Components

National Stock Number

2825-00-972-8889

Item Name Code

11459

Assigment Date

01/01/1962 (64 years ago)

A straight shaft having two or more of the following conditions: a specified surface finish designation in the range of 1 to 125 microinches (o.o25 to 3.2 micrometers), arithmetical average (aa), machined peripheral flat(s), circular groove (s), keyway(s), splines, threads, or holes. It is not designed for use in aligning by fitting into corresponding holes of another item. It may be drilled for lubricating holes. For items having an integral gear(s) or worm(s), see gearshaft (as modified). For items designed to support rotating members see axle(1), straight. For items not having the above conditions see pin, straight, headless. For items having machined ends which constitute steps see shaft(1), shouldered; axle(1), shouldered; and bolt, fluid passage.

concentric ring style, straight face, double scraper cross-sectional shape style, 4.7180 inches nominal radial wall thickness, 1.250 inches standard bore diameter, 0.9380 inches nominal overall width

Product Characteristics

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

Cross-Sectional Shape Style: straight face, double scraper
Ring Style: concentric
Radial Wall Thickness: 4.7180 inches nominal
Overall Width: 0.9380 inches nominal
Standard Bore Diameter: 1.250 inches
Joint Style: vertical joint
Oil Passage Type And Quantity: 2 groove outside periphery
Material: steel comp 1020 overall
Material Document And Classification: qq-s-631 fed spec single material response overall

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
432B570PC1	Piston Ring

FAQs

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

What is the FSCG of the NSN 2825-00-972-8889?

The FSCG of the NSN 2825-00-972-8889 is 2825

Does the NSN 2825-00-972-8889 have a Schedule B code assigned?

Yes, the Schedule B code is 8406900040

Does NSN 2825-00-972-8889 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 2825-00-972-8889 contain precious materials?

Item does not contain precious metal.

Does NSN 2825-00-972-8889 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 2825-00-972-8889 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962