Seal Ring Assembly, Labyrinth2825-01-475-4567

NSN 2825-01-475-4567 · NIIN 014754567

FSC 2825 — Steam Turbines and Components · FSG 28 — Engines, Turbines, and Components

Government record, cited

Also searched as 2825-01-475-4567 · 2825014754567 · NIIN 014754567 · 01-475-4567 · FSC 2825 Steam Turbines and Components · 2D64027 · 2D64027-001 · 2D64027-001

Nearby stock numbers ← 2825-01-475-4278 Seal Ring Assembly, Labyrinth · 2825-01-475-4619 Seal Ring Assembly, Labyrinth →

Features

Seal Ring Assembly,labyrinth — FSC 2825
Outside Diameter: 16.500 INCHES MAXIMUM16.500 INCHES MAXIMUM IN
Supplementary Features: USED AS LOW PRESSURE TURBINE SEAL
Inside Diameter: 12.880 INCHES MAXIMUM12.880 INCHES MAXIMUM IN
Height: 2.190 INCHES MAXIMUM2.190 INCHES MAXIMUM IN
Material: NICKEL ALLOY OVERALL

Identification

NSN: 2825-01-475-4567
NIIN: 014754567
FSC: 2825 — Steam Turbines and Components
FSG: 28 — Engines, Turbines, and Components

General Description

The Seal Ring Assembly,labyrinth, cataloged under National Stock Number 2825-01-475-4567, is classified within Federal Supply Class 2825 (Steam Turbines and Components) of the Engines, Turbines, and Components group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	2825-01-475-4567
Item Name	Seal Ring Assembly,labyrinth
FSC / FSG	2825 / 28 — Steam Turbines and Components
Status	ACTIVE
Outside Diameter	16.500 INCHES MAXIMUM16.500 INCHES MAXIMUM IN
Supplementary Features	USED AS LOW PRESSURE TURBINE SEAL
Inside Diameter	12.880 INCHES MAXIMUM12.880 INCHES MAXIMUM IN
Height	2.190 INCHES MAXIMUM2.190 INCHES MAXIMUM IN
Material	NICKEL ALLOY OVERALL

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
2D64027	5/9 Secondary reference U.S. Government activity
2D64027-001	3/2 Design control — primary reference U.S. Government activity
2D64027-001	C/1 Advisory reference — outside the item-of-supply concept Northrop Grumman Systems Corporation

No interchangeability data on file.

Other items in FSC 2825 — Steam Turbines and Components

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

2825-00-001-8044

2825-00-001-8044 · Item name not on file

2825-00-036-3377

IMPELLER

2825-00-146-0122

BUCKET ASSEMBLY

2825-00-146-0122

BUCKET ASSEMBLY

2825-00-146-0122

BUCKET ASSEMBLY

2825-00-373-0694

WHEEL,TURBINE

2825-00-373-0694

WHEEL,TURBINE

2825-00-388-6912

NOZZLE ASSEMBLY

Frequently Asked Questions

What is NSN 2825-01-475-4567?

NSN 2825-01-475-4567 is a Seal Ring Assembly,labyrinth, classified under FSC 2825, Steam Turbines and Components. Status: active.

What are the specifications of 2825-01-475-4567?

Key specifications for 2825-01-475-4567: Outside Diameter: 16.500 INCHES MAXIMUM16.500 INCHES MAXIMUM IN; Supplementary Features: USED AS LOW PRESSURE TURBINE SEAL; Inside Diameter: 12.880 INCHES MAXIMUM12.880 INCHES MAXIMUM IN; Height: 2.190 INCHES MAXIMUM2.190 INCHES MAXIMUM IN. 5 specifications are documented in the U.S. Government catalog.

Is NSN 2825-01-475-4567 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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