E37458 — PISTON,INTERNAL COMBUSTION ENGIN

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

E37458: PISTON,INTERNAL COMBUSTION ENGIN.

PISTON,INTERNAL COMBUSTION ENGIN. Key specifications include weight: 25.0 OUNCES OZ, diameter: 3.858 INCHES NOMINAL IN, material: ALUMINUM ALLOY, cut_depth: 0.530 INCHES NOMINAL IN, head_style: CONCAVE, oil_groove: NOT INCLUDED. This part is cataloged in the U.S.

Government catalog under NSN 2805-00-009-2154, 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

E37458

NSN: 2805-00-009-2154
FSC: 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
CAGE: 99267 — BOHN ALUMINUM AND BRASS CO DIV OF GULF AND WESTERN MFG CO SUB OF GULF AND WESTERN INDUSTRIES (USA)

SPECIFICATIONS

weight	25.0 OUNCES OZ
diameter	3.858 INCHES NOMINAL IN
material	ALUMINUM ALLOY
cut_depth	0.530 INCHES NOMINAL IN
head_style	CONCAVE
oil_groove	NOT INCLUDED
skirt_type	SOLID
carbon_groove	NOT INCLUDED
overall_height	3.738 INCHES NOMINAL IN
surface_finish	SEMIFINISHED
oil_passage_type	SLOT LOCATION NOT OTHERWISE SPECIFIED
pin_hole_bushing	NOT INCLUDED
NSN	2805-00-009-2154

COMPONENT DIAGRAM

KEY FEATURES

•

CARBON GROOVE: NOT INCLUDED

•

RING GROOVE WIDTH: 0.0940 INCHES NOMINAL FIRST RING IN

•

DISTANCE BETWEEN PIN BOSSES: 1.630 INCHES NOMINAL IN

•

RETAINING RING GROOVE: INCLUDED

•

SURFACE FINISH: SEMIFINISHED

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	3.738 INCHES NOMINAL IN
CARBON GROOVE	NOT INCLUDED
RING GROOVE WIDTH	0.0940 INCHES NOMINAL FIRST RING IN
RING GROOVE WIDTH	0.0940 INCHES NOMINAL SECOND RING IN
RING GROOVE WIDTH	0.1960 INCHES NOMINAL THIRD RING IN
DISTANCE BETWEEN PIN BOSSES	1.630 INCHES NOMINAL IN
RETAINING RING GROOVE	INCLUDED
SURFACE FINISH	SEMIFINISHED
OIL PASSAGE TYPE	SLOT LOCATION NOT OTHERWISE SPECIFIED
DIAMETER	3.858 INCHES NOMINAL IN

OTHER ITEMS IN FSC 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components

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

2805-00-000-4022 2805-00-001-0029 2805-00-001-3527 2805-00-001-3844 2805-00-001-3854 2805-00-001-6154 2805-00-001-6164 2805-00-001-6575

SUBSTITUTES & CROSS-REFERENCES 3

TX568Reference document

Same NSN cross-reference

Reference document — Secondary reference

T23504Reference document

Same NSN cross-reference

Reference document — Secondary reference

A-1520PReference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

Ready to buy E37458?

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 E37458?

E37458 is a PISTON,INTERNAL COMBUSTION ENGIN.

What parts can replace E37458?

There are 3 known substitutes for E37458: TX568, T23504, A-1520P. Substitute compatibility should be verified for your specific system.

What is the NSN for E37458?

E37458 is cataloged in the U.S. Government catalog under NSN 2805-00-009-2154. This indicates validated use in U.S. government and defense supply chains.

Community Feedback

E37458 — PISTON,INTERNAL COMBUSTION ENGIN

Request a Quote — E37458