990011-1 — PISTON,INTERNAL COMBUSTION ENGIN

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

990011-1 is PISTON,INTERNAL COMBUSTION ENGIN.

PISTON,INTERNAL COMBUSTION ENGIN. Key specifications include end_item_identification: DIESEL ENGINE,83490022. This part is cataloged in the U.S.

Government catalog under NSN 5120-00-049-9454, 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

990011-1

NSN: 5120-00-049-9454
NIINs: 000499454, 012435612, 013215642
FSC: 5120 — Hand Tools, Nonedged, Nonpowered
CAGE: 30874 — INTERNATIONAL BUSINESS MACHINES CORPORATION DBA IBM (USA)

SPECIFICATIONS

end_item_identification	DIESEL ENGINE,83490022
NSN	5120-00-049-9454

COMPONENT DIAGRAM

KEY FEATURES

•

LARGE END HEAD ANGLE: 15.0 DEGREES NOMINAL

•

LARGE END HEAD THICKNESS: 0.040 INCHES NOMINAL IN

•

SMALL END HEAD THICKNESS: 0.040 INCHES NOMINAL IN

•

SMALL END HEAD ANGLE: 15.0 DEGREES NOMINAL

•

WRENCHING SURFACE SIZE: 0.125 INCHES NOMINAL FIRST END IN

•

STYLE DESIGNATOR: THIN DOUBLE HEAD

TECHNICAL CHARACTERISTICS

LARGE END HEAD ANGLE	15.0 DEGREES NOMINAL
LARGE END HEAD THICKNESS	0.040 INCHES NOMINAL IN
SMALL END HEAD THICKNESS	0.040 INCHES NOMINAL IN
SMALL END HEAD ANGLE	15.0 DEGREES NOMINAL
WRENCHING SURFACE SIZE	0.125 INCHES NOMINAL FIRST END IN
WRENCHING SURFACE SIZE	0.156 INCHES NOMINAL SECOND END IN
STYLE DESIGNATOR	THIN DOUBLE HEAD
OVERALL LENGTH	4.000 INCHES NOMINAL IN
WRENCHING SURFACE SHAPE	OVAL BOTH ENDS INTERNAL
SURFACE TREATMENT	CHROMIUM OVERALL

SUBSTITUTES & CROSS-REFERENCES 1

9900266Reference 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 990011-1?

990011-1 is a PISTON,INTERNAL COMBUSTION ENGIN.

What parts can replace 990011-1?

There is 1 known substitute for 990011-1: 9900266. Substitute compatibility should be verified for your specific system.

What is the NSN for 990011-1?

990011-1 is cataloged in the U.S. Government catalog under NSN 5120-00-049-9454. This indicates validated use in U.S. government and defense supply chains.

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990011-1 — PISTON,INTERNAL COMBUSTION ENGIN

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