1842P — PISTON,INTERNAL COMBUSTION ENGIN

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

1842P: PISTON,INTERNAL COMBUSTION ENGIN.

PISTON,INTERNAL COMBUSTION ENGIN. Key specifications include diameter: 4.000 INCHES NOMINAL4.000 INCHES NOMINAL IN, pinhole_diameter: 0.9750 INCHES NOMINAL0.9750 INCHES NOMINAL IN, special_features: WITH 14.1:1 COMPRESSION RATIO AND A SOLID PIN, ring_groove_width: 0.0781 INCHES NOMINAL FIRST RING IN, ring_groove_quantity: 33, distance_from_pin_hole_center_to_extreme_top: 1.757 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4320-00-398-8033, 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

1842P

NSN: 4320-00-398-8033
NIINs: 003988033, 010278844
FSC: 4320 — Power and Hand Pumps
CAGE: 93232 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DBA CURTISS WRIGHT ENGINEERED PUMP DIVISION USE CAGE CODE 0UBG9 FOR CATALOGING (USA)

SPECIFICATIONS

diameter	4.000 INCHES NOMINAL4.000 INCHES NOMINAL IN
pinhole_diameter	0.9750 INCHES NOMINAL0.9750 INCHES NOMINAL IN
special_features	WITH 14.1:1 COMPRESSION RATIO AND A SOLID PIN
ring_groove_width	0.0781 INCHES NOMINAL FIRST RING IN
ring_groove_quantity	33
distance_from_pin_hole_center_to_extreme_top	1.757 INCHES NOMINAL IN
NSN	4320-00-398-8033

COMPONENT DIAGRAM

SUBSTITUTES & CROSS-REFERENCES 4

SL4159PC73Reference document

Same NSN cross-reference

Reference document — Secondary reference

165532CCSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

SL4263PC73Reference document

Same NSN cross-reference

Reference document — Secondary reference

SL4265PC73Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 1842P?

1842P is a PISTON,INTERNAL COMBUSTION ENGIN.

What parts can replace 1842P?

There are 4 known substitutes for 1842P: SL4159PC73, 165532CC, SL4263PC73 and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 1842P?

1842P is cataloged in the U.S. Government catalog under NSN 4320-00-398-8033. This indicates validated use in U.S. government and defense supply chains.

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1842P — PISTON,INTERNAL COMBUSTION ENGIN

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