854P — PISTON,INTERNAL COMBUSTION ENGIN

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

854P: PISTON,INTERNAL COMBUSTION ENGIN.

PISTON,INTERNAL COMBUSTION ENGIN. Key specifications include diameter: 3.750 INCHES NOMINAL IN, material: ALUMINUM ALLOY, cut_depth: 0.300 INCHES NOMINAL IN, head_style: FLAT, oil_groove: INCLUDED, skirt_type: SOLID. This part is cataloged in the U.S.

Government catalog under NSN 4320-00-398-7864, 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

854P

NSN: 4320-00-398-7864
NIINs: 003987864, 007053067
FSC: 4320 — Power and Hand Pumps
CAGE: 0UBG9 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DIV EPD (USA)

SPECIFICATIONS

diameter	3.750 INCHES NOMINAL IN
material	ALUMINUM ALLOY
cut_depth	0.300 INCHES NOMINAL IN
head_style	FLAT
oil_groove	INCLUDED
skirt_type	SOLID
carbon_groove	NOT INCLUDED
overall_height	3.486 INCHES MINIMUM AND 3.516 INCHES MAXIMUM IN
surface_finish	FINISHED
oil_passage_type	HOLE THIRD RING
pin_hole_bushing	NOT INCLUDED
pinhole_diameter	0.9272 INCHES MINIMUM AND 0.9274 INCHES MAXIMUM IN
NSN	4320-00-398-7864

COMPONENT DIAGRAM

SUBSTITUTES & CROSS-REFERENCES 3

SL4912PC3Reference document

Same NSN cross-reference

Reference document — Secondary reference

381000PC3Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

254912CReference document

Same NSN cross-reference

Reference document — Secondary reference

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 854P?

854P is a PISTON,INTERNAL COMBUSTION ENGIN.

What parts can replace 854P?

There are 3 known substitutes for 854P: SL4912PC3, 381000PC3, 254912C. Substitute compatibility should be verified for your specific system.

What is the NSN for 854P?

854P is cataloged in the U.S. Government catalog under NSN 4320-00-398-7864. This indicates validated use in U.S. government and defense supply chains.

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854P — PISTON,INTERNAL COMBUSTION ENGIN

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