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R0S180A — ROTOR,ENGINE POPPET VALVE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

R0S180A: ROTOR,ENGINE POPPET VALVE.

The ROTOR,ENGINE POPPET VALVE is a the manufacturer industrial component. Key specifications include bore_diameter: 0.501 INCHES NOMINAL IN, overall_height: 0.469 INCHES NOMINAL IN, style_designator: POSITIVE TYPE-TAPERED BORE, first_step_length: 0.094 INCHES NOMINAL IN, second_step_length: 0.203 INCHES NOMINAL IN, first_step_diameter: 0.818 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 2805-00-006-6276, 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
R0S180A
NSN: 2805-00-006-6276
FSC: 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
CAGE: 59875 — EATON CORP DBA EATON AEROSPACE JACKSON (USA)
SPECIFICATIONS
bore_diameter0.501 INCHES NOMINAL IN
overall_height0.469 INCHES NOMINAL IN
style_designatorPOSITIVE TYPE-TAPERED BORE
first_step_length0.094 INCHES NOMINAL IN
second_step_length0.203 INCHES NOMINAL IN
first_step_diameter0.818 INCHES NOMINAL IN
starting_load_range+48.0 TO 96.0 POUNDS LBS
second_step_diameter1.231 INCHES NOMINAL IN
distance_from_end_to_nearest_step0.078 INCHES NOMINAL IN
tapered_bore_included_angle_in_deg14 DEG,15 MIN PORM 30 MIN
NSN2805-00-006-6276
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ROTOR,ENGINE POPPET VALVE TITLE COMPONENT PN R0S180A MFR ROTOR,ENGINE POPPET VA
KEY FEATURES
•
FIRST STEP DIAMETER: 0.818 INCHES NOMINAL IN
•
STARTING LOAD RANGE: +48.0 TO 96.0 POUNDS LBS
•
SECOND STEP LENGTH: 0.203 INCHES NOMINAL IN
•
STYLE DESIGNATOR: POSITIVE TYPE-TAPERED BORE
•
DISTANCE FROM END TO NEAREST STEP: 0.078 INCHES NOMINAL IN
•
SECOND STEP DIAMETER: 1.231 INCHES NOMINAL IN
•
FIRST STEP LENGTH: 0.094 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.469 INCHES NOMINAL IN
FIRST STEP DIAMETER0.818 INCHES NOMINAL IN
STARTING LOAD RANGE+48.0 TO 96.0 POUNDS LBS
SECOND STEP LENGTH0.203 INCHES NOMINAL IN
STYLE DESIGNATORPOSITIVE TYPE-TAPERED BORE
DISTANCE FROM END TO NEAREST STEP0.078 INCHES NOMINAL IN
SECOND STEP DIAMETER1.231 INCHES NOMINAL IN
FIRST STEP LENGTH0.094 INCHES NOMINAL IN
BORE DIAMETER0.501 INCHES NOMINAL IN
TAPERED BORE INCLUDED ANGLE IN DEG14 DEG,15 MIN PORM 30 MIN
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.
2805-00-000-4022 2805-00-001-0029 2805-00-001-3527 2805-00-001-3844 2805-00-001-3854 2805-00-001-6154 2805-00-001-6164 2805-00-001-6575
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is R0S180A?
R0S180A is a ROTOR,ENGINE POPPET VALVE.
What is the NSN for R0S180A?
R0S180A is cataloged in the U.S. Government catalog under NSN 2805-00-006-6276. 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.