143667 — PISTON,INTERNAL COMBUSTION ENGIN

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

143667: PISTON,INTERNAL COMBUSTION ENGIN.

PISTON,INTERNAL COMBUSTION ENGIN. Key specifications include weight: 30.0 OUNCES OZ, diameter: 3.747 INCHES NOMINAL IN, material: ALUMINUM, cut_depth: 0.315 INCHES NOMINAL IN, head_style: FLAT, oil_groove: NOT INCLUDED. This part is cataloged in the U.S.

Government catalog under NSN 2990-00-085-3946, 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

MRO→ MRO_GENERAL→ 143667

NSN: 2990-00-085-3946
NIINs: 000853946, 001928777, 006786827, 010295337
FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
CAGE: 15434 — CUMMINS INC. (USA)

SPECIFICATIONS

weight	30.0 OUNCES OZ
diameter	3.747 INCHES NOMINAL IN
material	ALUMINUM
cut_depth	0.315 INCHES NOMINAL IN
head_style	FLAT
oil_groove	NOT INCLUDED
skirt_type	SOLID
carbon_groove	NOT INCLUDED
inclosure_type	ENCAPSULATED
overall_height	3.753 INCHES NOMINAL IN
surface_finish	FINISHED
oil_passage_type	SLOT LOCATION NOT OTHERWISE SPECIFIED
NSN	2990-00-085-3946

COMPONENT DIAGRAM

KEY FEATURES

•

GENERAL CHARACTERISTICS ITEM DESCRIPTION: CAST IRON; 6.750 IN. CO WITH INTERGRAL COUNTERBALANCE PROJECTION ON OUTER PERIPHERY; SEVEN 0.688 IN. DIA UNTHREADED CRANKSHAFT MOUNTING HOLES; EIGHT 0.625-18 UNF THREADED FLYWHEEL MOUNTING HOLES ON 5.500 IN. DIA BOLT CIRCLE; 1.950 IN. OVERALL THK IN

TECHNICAL CHARACTERISTICS

GENERAL CHARACTERISTICS ITEM DESCRIPTION	CAST IRON; 6.750 IN. CO WITH INTERGRAL COUNTERBALANCE PROJECTION ON OUTER PERIPHERY; SEVEN 0.688 IN. DIA UNTHREADED CRANKSHAFT MOUNTING HOLES; EIGHT 0.625-18 UNF THREADED FLYWHEEL MOUNTING HOLES ON 5.500 IN. DIA BOLT CIRCLE; 1.950 IN. OVERALL THK IN
END ITEM IDENTIFICATION	1930-00-710-5728

SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation

Ready to buy 143667?

Compare prices from verified sellers on eBay

Buy on eBay →

As an eBay Partner, PartsTable may earn a commission. Your price is not affected.

FREQUENTLY ASKED QUESTIONS

What is 143667?

143667 is a PISTON,INTERNAL COMBUSTION ENGIN. It is classified as a MRO (MRO_GENERAL).

What is the NSN for 143667?

143667 is cataloged in the U.S. Government catalog under NSN 2990-00-085-3946. This indicates validated use in U.S. government and defense supply chains.

Community Feedback

143667 — PISTON,INTERNAL COMBUSTION ENGIN

Request a Quote — 143667