ST7M342-7 — RING,PISTON

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

ST7M342-7: RING,PISTON.

The RING,PISTON is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, ring_style: CONCENTRIC, joint_style: VERTICAL JOINT, overall_width: 0.0440 INCHES MINIMUM AND 0.0450 INCHES MAXIMUM IN, special_features: WEAPON SYSTEM ESSENTIAL, radial_wall_thickness: 0.0400 INCHES MINIMUM AND 0.0500 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 2805-00-323-8906, 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

ST7M342-7

NSN: 2805-00-323-8906
FSC: 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING OVERALL
ring_style	CONCENTRIC
joint_style	VERTICAL JOINT
overall_width	0.0440 INCHES MINIMUM AND 0.0450 INCHES MAXIMUM IN
special_features	WEAPON SYSTEM ESSENTIAL
radial_wall_thickness	0.0400 INCHES MINIMUM AND 0.0500 INCHES MAXIMUM IN
standard_bore_diameter	0.750 INCHES IN
end_item_identification	MILSTAR SYSTEM; ENGINE, AIRCRAFT TF33-P-3/5/9 (C/EC-135, B-52H); AIRCRAFT, EAGLE F-15
cross-sectional_shape_style	PLAIN RECTANGULAR, STRAIGHT FACE
criticality_code_justification	FEAT
NSN	2805-00-323-8906

COMPONENT DIAGRAM

KEY FEATURES

•

CRITICALITY CODE JUSTIFICATION: FEAT

•

CROSS-SECTIONAL SHAPE STYLE: PLAIN RECTANGULAR, STRAIGHT FACE

•

JOINT STYLE: VERTICAL JOINT

•

RADIAL WALL THICKNESS: 0.0400 INCHES MINIMUM AND 0.0500 INCHES MAXIMUM IN

•

RING STYLE: CONCENTRIC

•

STANDARD BORE DIAMETER: 0.750 INCHES IN

TECHNICAL CHARACTERISTICS

CRITICALITY CODE JUSTIFICATION	FEAT
OVERALL WIDTH	0.0440 INCHES MINIMUM AND 0.0450 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLE	PLAIN RECTANGULAR, STRAIGHT FACE
JOINT STYLE	VERTICAL JOINT
RADIAL WALL THICKNESS	0.0400 INCHES MINIMUM AND 0.0500 INCHES MAXIMUM IN
RING STYLE	CONCENTRIC
SPECIAL FEATURES	WEAPON SYSTEM ESSENTIAL
STANDARD BORE DIAMETER	0.750 INCHES IN
END ITEM IDENTIFICATION	MILSTAR SYSTEM; ENGINE, AIRCRAFT TF33-P-3/5/9 (C/EC-135, B-52H); AIRCRAFT, EAGLE F-15
MATERIAL	STEEL CORROSION RESISTING OVERALL

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.

2805-00-010-2959 2805-00-066-3426 2805-00-326-0797 2805-00-395-7778 2805-00-422-9321 2805-00-447-9114 2805-00-448-0786 2805-00-561-9463

SUBSTITUTES & CROSS-REFERENCES 2

DS8015-7Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

FR84-7Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is ST7M342-7?

ST7M342-7 is a RING,PISTON.

What parts can replace ST7M342-7?

There are 2 known substitutes for ST7M342-7: DS8015-7, FR84-7. Substitute compatibility should be verified for your specific system.

What is the NSN for ST7M342-7?

ST7M342-7 is cataloged in the U.S. Government catalog under NSN 2805-00-323-8906. This indicates validated use in U.S. government and defense supply chains.

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