7790/28A — PISTON,INTERNAL COMBUSTION ENGIN

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

7790/28A: PISTON,INTERNAL COMBUSTION ENGIN.

PISTON,INTERNAL COMBUSTION ENGIN. Key specifications include diameter: 0.004 INCHES NOMINAL IN, surface_finish: FINISHED, finished_size_designation: OVERSIZE, pin_type_for_which_designed: LOCKING. This part is cataloged in the U.S.

Government catalog under NSN 2815-01-253-2019, 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

7790/28A

NSN: 2815-01-253-2019
FSC: 2815 — Diesel Engines and Components
CAGE: 62080 — WINDHAM LIFTS INC (USA)

SPECIFICATIONS

diameter	0.004 INCHES NOMINAL IN
surface_finish	FINISHED
ring_groove_quantity	4
finished_size_designation	OVERSIZE
pin_type_for_which_designed	LOCKING
NSN	2815-01-253-2019

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE FINISH: FINISHED

•

DIAMETER: 0.004 INCHES NOMINAL IN

•

PIN: INCLUDED

•

PIN TYPE FOR WHICH DESIGNED: LOCKING

•

RING GROOVE QUANTITY: 4

•

FINISHED SIZE DESIGNATION: OVERSIZE

•

RING: NOT INCLUDED

TECHNICAL CHARACTERISTICS

SURFACE FINISH	FINISHED
DIAMETER	0.004 INCHES NOMINAL IN
PIN	INCLUDED
PIN TYPE FOR WHICH DESIGNED	LOCKING
RING GROOVE QUANTITY	4
FINISHED SIZE DESIGNATION	OVERSIZE
RING	NOT INCLUDED

OTHER ITEMS IN FSC 2815 — Diesel Engines and Components

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

2815-00-000-0075 2815-00-001-0022 2815-00-001-3475 2815-00-001-7728 2815-00-001-7737 2815-00-001-7805 2815-00-001-7806 2815-00-001-7813

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)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 7790/28A?

7790/28A is a PISTON,INTERNAL COMBUSTION ENGIN.

What is the NSN for 7790/28A?

7790/28A is cataloged in the U.S. Government catalog under NSN 2815-01-253-2019. This indicates validated use in U.S. government and defense supply chains.

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7790/28A — PISTON,INTERNAL COMBUSTION ENGIN

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