43149A — RING,PISTON

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

43149A: RING,PISTON.

The RING,PISTON is a the manufacturer industrial component. Key specifications include material: IRON OVERALL, ring_style: CONCENTRIC, joint_style: VERTICAL JOINT, overall_width: 0.1860 INCHES MINIMUM AND 0.1865 INCHES MAXIMUM IN, radial_wall_thickness: 0.1650 INCHES NOMINAL IN, standard_bore_diameter: 4.000 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 2805-00-274-3357, 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

43149A

NSN: 2805-00-274-3357
FSC: 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
CAGE: 1ML14 — BRINKLEY TECHNOLOGY GROUP LLC DBA HERCULES MANUFACTURING (USA)

SPECIFICATIONS

material	IRON OVERALL
ring_style	CONCENTRIC
joint_style	VERTICAL JOINT
overall_width	0.1860 INCHES MINIMUM AND 0.1865 INCHES MAXIMUM IN
radial_wall_thickness	0.1650 INCHES NOMINAL IN
standard_bore_diameter	4.000 INCHES IN
cross-sectional_shape_style	STRAIGHT FACE, DOUBLE SCRAPER, VENTILATED OIL CONTROL
oil_passage_type_and_quantity	8 SLOT HORIZONTALLY THROUGH RING
NSN	2805-00-274-3357

COMPONENT DIAGRAM

KEY FEATURES

•

CROSS-SECTIONAL SHAPE STYLE: STRAIGHT FACE, DOUBLE SCRAPER, VENTILATED OIL CONTROL

•

JOINT STYLE: VERTICAL JOINT

•

OIL PASSAGE TYPE AND QUANTITY: 1 GROOVE OUTSIDE PERIPHERY

•

RADIAL WALL THICKNESS: 0.1650 INCHES NOMINAL IN

•

RING STYLE: CONCENTRIC

•

STANDARD BORE DIAMETER: 4.000 INCHES IN

TECHNICAL CHARACTERISTICS

OVERALL WIDTH	0.1860 INCHES MINIMUM AND 0.1865 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLE	STRAIGHT FACE, DOUBLE SCRAPER, VENTILATED OIL CONTROL
JOINT STYLE	VERTICAL JOINT
OIL PASSAGE TYPE AND QUANTITY	1 GROOVE OUTSIDE PERIPHERY
OIL PASSAGE TYPE AND QUANTITY	8 SLOT HORIZONTALLY THROUGH RING
RADIAL WALL THICKNESS	0.1650 INCHES NOMINAL IN
RING STYLE	CONCENTRIC
STANDARD BORE DIAMETER	4.000 INCHES IN
MATERIAL	IRON OVERALL

SUBSTITUTES & CROSS-REFERENCES 5

3913AReference document

Same NSN cross-reference

Reference document — Secondary reference

2BN0-26Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

661918Reference document

Same NSN cross-reference

Reference document — Secondary reference

325758Reference document

Same NSN cross-reference

Reference document — Secondary reference

5172569Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 43149A?

43149A is a RING,PISTON.

What parts can replace 43149A?

There are 5 known substitutes for 43149A: 3913A, 2BN0-26, 661918 and 2 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 43149A?

43149A is cataloged in the U.S. Government catalog under NSN 2805-00-274-3357. This indicates validated use in U.S. government and defense supply chains.

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43149A — RING,PISTON

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