The Seal,strip, cataloged under National Stock Number 2825-01-475-6665, is classified within Federal Supply Class 2825 (Steam Turbines and Components) of the Engines, Turbines, and Components group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
2825-01-475-6665
Item Name
Seal,strip
FSC / FSG
2825 / 28 — Steam Turbines and Components
Status
ACTIVE
Overall Diameter
19.610 INCHES MAXIMUM IN
Material
RUBBER SYNTHETIC
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
⇄Related Items7
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
2825-01-475-66663D71682-006POSSIBLE MATCH
SEAL,STRIP
Possible match (shared part number)Northrop Grumman Systems Corporation Div Marine Systems
2825-01-475-66683D71682-007POSSIBLE MATCH
SEAL,STRIP
Possible match (shared part number)Northrop Grumman Systems Corporation Div Marine Systems
2825-01-475-66713D71682-008POSSIBLE MATCH
SEAL,STRIP
Possible match (shared part number)Northrop Grumman Systems Corporation Div Marine Systems
2825-01-475-67693D71682-009POSSIBLE MATCH
SEAL,STRIP
Possible match (shared part number)Northrop Grumman Systems Corporation Div Marine Systems
2825-01-475-67763D71682-012POSSIBLE MATCH
SEAL,STRIP
Possible match (shared part number)Northrop Grumman Systems Corporation Div Marine Systems
2825-01-475-67783D71682-013POSSIBLE MATCH
SEAL,STRIP
Possible match (shared part number)Northrop Grumman Systems Corporation Div Marine Systems
2825-01-475-67853D71682-014POSSIBLE MATCH
SEAL,STRIP
Possible match (shared part number)Northrop Grumman Systems Corporation Div Marine Systems
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
3D71682
D/9Drawing number reference only
U.S. Government activity
3D71682-005
C/1Advisory reference — outside the item-of-supply concept
Northrop Grumman Systems Corporation
3D71682-005
3/2Design control — primary reference
U.S. Government activity
Related Parts
2825-01-475-6666POSSIBLE MATCH
SEAL,STRIP
3D71682-006
2825-01-475-6668POSSIBLE MATCH
SEAL,STRIP
3D71682-007
2825-01-475-6671POSSIBLE MATCH
SEAL,STRIP
3D71682-008
2825-01-475-6769POSSIBLE MATCH
SEAL,STRIP
3D71682-009
2825-01-475-6776POSSIBLE MATCH
SEAL,STRIP
3D71682-012
2825-01-475-6778POSSIBLE MATCH
SEAL,STRIP
3D71682-013
2825-01-475-6785POSSIBLE MATCH
SEAL,STRIP
3D71682-014
Frequently Asked Questions
What is NSN 2825-01-475-6665?
NSN 2825-01-475-6665 is a Seal,strip, classified under FSC 2825, Steam Turbines and Components. Status: active.
What NSN replaces 2825-01-475-6665?
7 possible matches (shared part number, not a government interchangeability claim): 2825-01-475-6666, 2825-01-475-6668, 2825-01-475-6671. Verify interchangeability with system specifications before substitution.
What are the specifications of 2825-01-475-6665?
Key specifications for 2825-01-475-6665: Overall Diameter: 19.610 INCHES MAXIMUM IN; Special Features: TRIM AT ASSEMBLY,TWO (2) GROOVES .250 C'BORE AT 0.192 DEEP; End Item Identification: STEAM TURBINE; Material: RUBBER SYNTHETIC. 2 specifications are documented in the U.S. Government catalog.
Is NSN 2825-01-475-6665 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.