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E-673 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The VALVE,POPPET,ENGINE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: MUSHROOM, stem_style: GROOVED, head_height: 0.1875 INCHES NOMINAL IN, neck_radius: 0.2500 INCHES NOMINAL IN, stem_length: 5.0325 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2805-00-991-3532, 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
E-673
NSN: 2805-00-991-3532
FSC: 2805
CAGE: 83087 — GOULD INC INDUSTRIAL MARKETING DIV (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
head_styleMUSHROOM
stem_styleGROOVED
head_height0.1875 INCHES NOMINAL IN
neck_radius0.2500 INCHES NOMINAL IN
stem_length5.0325 INCHES NOMINAL IN
groove_width0.1000 INCHES NOMINAL IN
stem_diameter0.3395 INCHES NOMINAL IN
chamfer_length0.0313 INCHES NOMINAL IN
groove_diameter0.2710 INCHES NOMINAL IN
outside_diameter1.2020 INCHES NOMINAL IN
seat_angle_in_deg45.0
NSN2805-00-991-3532
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available VALVE,POPPET,ENGINE TITLE COMPONENT PN E-673 MFR VALVE,POPPET,ENGINE
KEY FEATURES
•
HEAD STYLE: MUSHROOM
•
CARBON RELIEF GROOVE: INCLUDED
•
SEAT ANGLE IN DEG: 45.0
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
GROOVE WIDTH: 0.1000 INCHES NOMINAL IN
•
STEM LENGTH: 5.0325 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 1.2020 INCHES NOMINAL IN
•
CHAMFER ANGLE IN DEG: 45.0
TECHNICAL CHARACTERISTICS (FLIS)
HEAD STYLEMUSHROOM
CARBON RELIEF GROOVEINCLUDED
SEAT ANGLE IN DEG45.0
MATERIALSTEEL CORROSION RESISTING OVERALL
GROOVE WIDTH0.1000 INCHES NOMINAL IN
STEM LENGTH5.0325 INCHES NOMINAL IN
OUTSIDE DIAMETER1.2020 INCHES NOMINAL IN
CHAMFER ANGLE IN DEG45.0
NECK RADIUS0.2500 INCHES NOMINAL IN
STEM STYLEGROOVED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
1408Interchangeable
interchangeable cross-reference
interchangeable
3-28PCPSR1-4BM160Interchangeable
interchangeable cross-reference
interchangeable
D1552Interchangeable
interchangeable cross-reference
interchangeable
966025-1CInterchangeable
interchangeable cross-reference
interchangeable
C4TZ6507JInterchangeable
interchangeable cross-reference
interchangeable
V2108NSTDInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is E-673?
E-673 is a VALVE,POPPET,ENGINE.
What parts can replace E-673?
There are 14 known substitutes for E-673: 1408, 3-28PCPSR1-4BM160, D1552 and 11 more. Substitute compatibility should be verified for your specific system.
Is E-673 still available?
E-673 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026