577-117

View detailed technical data, stock status, and sourcing information for: 577-117
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Federal Supply Group

Engines, Turbines, and Components

Federal Supply Classification

2825 Steam Turbines and Components

National Stock Number

2825-00-769-7377

Item Name Code

38077

Assigment Date

01/01/1962 (64 years ago)

A single or multiple piece item without ball, plain or roller bearing(s). It is designed to meet various or specific conditions of mounting. For items with bearings, see bearing unit, ball; bearing unit, plain; and bearing unit, roller.

copper alloy overall material, 1.468 inches nominal height, 4.375 inches nominal outside diameter, 3.546 inches nominal inside diameter

Product Characteristics

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

Inside Diameter: 3.546 inches nominal
Outside Diameter: 4.375 inches nominal
Height: 1.468 inches nominal
Material: copper alloy overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2825-00-950-1832	No Name Available	03/01/1988

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
312-117	Labyrinth Seal Ring Assembly
312-117A	Labyrinth Seal Ring Assembly
577-117	Labyrinth Seal Ring Assembly
60-312PC117	Labyrinth Seal Ring Assembly
60-401PC117	Labyrinth Seal Ring Assembly
60-405PC117	Labyrinth Seal Ring Assembly
60-521PC117	Labyrinth Seal Ring Assembly
60-577PC117	Labyrinth Seal Ring Assembly
60-606PC117	Labyrinth Seal Ring Assembly
64-306PC117	Labyrinth Seal Ring Assembly
L-2159	Labyrinth Seal Ring Assembly

FAQs

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

What is the FSCG of the NSN 2825-00-769-7377?

The FSCG of the NSN 2825-00-769-7377 is 2825

Does the NSN 2825-00-769-7377 have a Schedule B code assigned?

Yes, the Schedule B code is 8406900040

Does NSN 2825-00-769-7377 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 2825-00-769-7377 contain precious materials?

Item does not contain precious metal.

Does NSN 2825-00-769-7377 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 2825-00-769-7377 was assigned to the Federal Catalog?

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