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A58877 — INSERT,ENGINE VALVE SEAT

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

A58877: INSERT,ENGINE VALVE SEAT.

The INSERT,ENGINE VALVE SEAT is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, overall_height: 0.313 INCHES MINIMUM AND 0.316 INCHES MAXIMUM IN, hardness_rating: 35.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL, style_designator: PLAIN, body_inside_diameter: 1.268 INCHES MINIMUM AND 1.274 INCHES MAXIMUM IN, body_outside_diameter: 1.634 INCHES MINIMUM AND 1.635 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 2815-01-086-1818, 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
A58877
NSN: 2815-01-086-1818
FSC: 2815 — Diesel Engines and Components
CAGE: 10988 — CNH INDUSTRIAL AMERICA LLC DBA CNH AMERICA (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_height0.313 INCHES MINIMUM AND 0.316 INCHES MAXIMUM IN
hardness_rating35.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
style_designatorPLAIN
body_inside_diameter1.268 INCHES MINIMUM AND 1.274 INCHES MAXIMUM IN
body_outside_diameter1.634 INCHES MINIMUM AND 1.635 INCHES MAXIMUM IN
seating_surface_shapeFLAT
NSN2815-01-086-1818
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available INSERT,ENGINE VALVE SEAT TITLE COMPONENT PN A58877 MFR INSERT,ENGINE VALVE SE
KEY FEATURES
•
BODY OUTSIDE DIAMETER: 1.634 INCHES MINIMUM AND 1.635 INCHES MAXIMUM IN
•
HARDNESS RATING: 35.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
•
STYLE DESIGNATOR: PLAIN
•
BODY INSIDE DIAMETER: 1.268 INCHES MINIMUM AND 1.274 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
•
SEATING SURFACE SHAPE: FLAT
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.313 INCHES MINIMUM AND 0.316 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER1.634 INCHES MINIMUM AND 1.635 INCHES MAXIMUM IN
HARDNESS RATING35.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
STYLE DESIGNATORPLAIN
BODY INSIDE DIAMETER1.268 INCHES MINIMUM AND 1.274 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
SEATING SURFACE SHAPEFLAT
OTHER ITEMS IN FSC 2815 — Diesel Engines and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2815-00-000-0075 2815-00-001-0022 2815-00-001-3475 2815-00-001-7728 2815-00-001-7737 2815-00-001-7805 2815-00-001-7806 2815-00-001-7813
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A58877?
A58877 is a INSERT,ENGINE VALVE SEAT.
What is the NSN for A58877?
A58877 is cataloged in the U.S. Government catalog under NSN 2815-01-086-1818. 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.