291-0020-500 — ROTOR,ENGINE POPPET VALVE

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

291-0020-500: ROTOR,ENGINE POPPET VALVE.

The ROTOR,ENGINE POPPET VALVE is a the manufacturer industrial component. Key specifications include bore_diameter: 0.456 INCHES NOMINAL IN, overall_height: 0.430 INCHES MINIMUM AND 0.470 INCHES MAXIMUM IN, style_designator: POSITIVE TYPE-TAPERED BORE, first_step_length: 0.062 INCHES NOMINAL IN, rotation_direction: COUNTERCLOCKWISE, second_step_length: 0.248 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 2805-00-871-2745, 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

291-0020-500

NSN: 2805-00-871-2745
FSC: 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
CAGE: 10391 — CLINTON ENGINES CORP (USA)

SPECIFICATIONS

bore_diameter	0.456 INCHES NOMINAL IN
overall_height	0.430 INCHES MINIMUM AND 0.470 INCHES MAXIMUM IN
style_designator	POSITIVE TYPE-TAPERED BORE
first_step_length	0.062 INCHES NOMINAL IN
rotation_direction	COUNTERCLOCKWISE
second_step_length	0.248 INCHES NOMINAL IN
first_step_diameter	0.756 INCHES NOMINAL IN
starting_load_range	+17.0 TO 35.0 POUNDS LBS
second_step_diameter	1.070 INCHES NOMINAL IN
tapered_bore_included_angle_in_deg	15 DEG,30 MIN
NSN	2805-00-871-2745

COMPONENT DIAGRAM

KEY FEATURES

•

FIRST STEP DIAMETER: 0.756 INCHES NOMINAL IN

•

STARTING LOAD RANGE: +17.0 TO 35.0 POUNDS LBS

•

SECOND STEP LENGTH: 0.248 INCHES NOMINAL IN

•

STYLE DESIGNATOR: POSITIVE TYPE-TAPERED BORE

•

ROTATION DIRECTION: COUNTERCLOCKWISE

•

SECOND STEP DIAMETER: 1.070 INCHES NOMINAL IN

•

FIRST STEP LENGTH: 0.062 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	0.430 INCHES MINIMUM AND 0.470 INCHES MAXIMUM IN
FIRST STEP DIAMETER	0.756 INCHES NOMINAL IN
STARTING LOAD RANGE	+17.0 TO 35.0 POUNDS LBS
SECOND STEP LENGTH	0.248 INCHES NOMINAL IN
STYLE DESIGNATOR	POSITIVE TYPE-TAPERED BORE
ROTATION DIRECTION	COUNTERCLOCKWISE
SECOND STEP DIAMETER	1.070 INCHES NOMINAL IN
FIRST STEP LENGTH	0.062 INCHES NOMINAL IN
BORE DIAMETER	0.456 INCHES NOMINAL IN
TAPERED BORE INCLUDED ANGLE IN DEG	15 DEG,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 1

JHP99-78Reference 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 291-0020-500?

291-0020-500 is a ROTOR,ENGINE POPPET VALVE.

What parts can replace 291-0020-500?

There is 1 known substitute for 291-0020-500: JHP99-78. Substitute compatibility should be verified for your specific system.

What is the NSN for 291-0020-500?

291-0020-500 is cataloged in the U.S. Government catalog under NSN 2805-00-871-2745. This indicates validated use in U.S. government and defense supply chains.

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291-0020-500 — ROTOR,ENGINE POPPET VALVE

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