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WPP82 — INSERT,ENGINE VALVE SEAT

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

WPP82: INSERT,ENGINE VALVE SEAT.

The INSERT,ENGINE VALVE SEAT is a the manufacturer industrial component. Key specifications include material: COBALT ALLOY OVERALL, overall_height: 0.185 INCHES MINIMUM AND 0.189 INCHES MAXIMUM IN, hardness_rating: 53.0 ROCKWELL C MINIMUM BODY, style_designator: PLAIN, seat_angle_in_deg: 0.750 NOMINAL, body_inside_diameter: 0.965 INCHES MINIMUM AND 0.969 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 2805-00-448-0664, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
WPP82
NSN: 2805-00-448-0664
FSC: 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
CAGE: 79172 — SIEMENS WATER TECHNOLOGIES CORP. DIV WALLACE & TIERNAN PRODUCTS (USA)
SPECIFICATIONS
materialCOBALT ALLOY OVERALL
overall_height0.185 INCHES MINIMUM AND 0.189 INCHES MAXIMUM IN
hardness_rating53.0 ROCKWELL C MINIMUM BODY
style_designatorPLAIN
seat_angle_in_deg0.750 NOMINAL
body_inside_diameter0.965 INCHES MINIMUM AND 0.969 INCHES MAXIMUM IN
body_outside_diameter1.190 INCHES MINIMUM AND 1.191 INCHES MAXIMUM IN
seating_surface_shapeANGULAR
NSN2805-00-448-0664
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available INSERT,ENGINE VALVE SEAT TITLE COMPONENT PN WPP82 MFR INSERT,ENGINE VALVE SE
KEY FEATURES
•
BODY OUTSIDE DIAMETER: 1.190 INCHES MINIMUM AND 1.191 INCHES MAXIMUM IN
•
HARDNESS RATING: 53.0 ROCKWELL C MINIMUM BODY
•
STYLE DESIGNATOR: PLAIN
•
BODY INSIDE DIAMETER: 0.965 INCHES MINIMUM AND 0.969 INCHES MAXIMUM IN
•
MATERIAL: COBALT ALLOY OVERALL
•
SEAT ANGLE IN DEG: 0.750 NOMINAL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.185 INCHES MINIMUM AND 0.189 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER1.190 INCHES MINIMUM AND 1.191 INCHES MAXIMUM IN
HARDNESS RATING53.0 ROCKWELL C MINIMUM BODY
HARDNESS RATING58.0 ROCKWELL C MAXIMUM FACE
STYLE DESIGNATORPLAIN
BODY INSIDE DIAMETER0.965 INCHES MINIMUM AND 0.969 INCHES MAXIMUM IN
MATERIALCOBALT ALLOY OVERALL
SEAT ANGLE IN DEG0.750 NOMINAL
SEATING SURFACE SHAPEANGULAR
OTHER ITEMS IN FSC 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2805-00-010-2959 2805-00-066-3426 2805-00-326-0797 2805-00-395-7778 2805-00-422-9321 2805-00-447-9114 2805-00-448-0786 2805-00-561-9463
SUBSTITUTES & CROSS-REFERENCES 1
WAUG3200Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is WPP82?
WPP82 is a INSERT,ENGINE VALVE SEAT.
What parts can replace WPP82?
There is 1 known substitute for WPP82: WAUG3200. Substitute compatibility should be verified for your specific system.
What is the NSN for WPP82?
WPP82 is cataloged in the U.S. Government catalog under NSN 2805-00-448-0664. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.