Piston Group2815-01-148-8165

NSN 2815-01-148-8165 · NIIN 011488165 · Part number 1W5793

Caterpillar Inc Div Caterpillar Defense · FSC 2815 — Diesel Engines and Components · FSG 28 — Engines, Turbines, and Components · CAGE 11083

Government record, cited

NSN 2815-01-148-8165 — this item is cataloged by the U.S. Government under National Stock Number 2815-01-148-8165. Manufacturer of record part number: 1W5793.

Also searched as 2815-01-148-8165 · 2815011488165 · NIIN 011488165 · 01-148-8165 · FSC 2815 Diesel Engines and Components · CAGE 11083 · 1W5793 · IPD1W5793 · K-500EN-0056-1

Nearby stock numbers ← 2815-01-148-8163 · 2815-01-148-8168 →

Features

Piston Group — FSC 2815
2 manufacturer part numbers on file
Manufacturer of record: Caterpillar Inc Div Caterpillar Defense

Identification

NSN: 2815-01-148-8165
NIIN: 011488165
FSC: 2815 — Diesel Engines and Components
FSG: 28 — Engines, Turbines, and Components
Primary part number: 1W5793
Manufacturer: Caterpillar Inc Div Caterpillar Defense

General Description

The Piston Group, cataloged under National Stock Number 2815-01-148-8165, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Piston Group
FSC / FSG	2815 — Diesel Engines and Components (FSG 28)
Manufacturers	Kovatch Corp. (CAGE 59556); Caterpillar Inc Div Caterpillar Defense (CAGE 11083)

Technical Specifications

Parameter	Value
NSN	2815-01-148-8165
Primary Part Number	1W5793
Item Name	Piston Group
FSC / FSG	2815 / 28 — Diesel Engines and Components
Manufacturer	Caterpillar Inc Div Caterpillar Defense
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)

Cross-Reference Index

Part Number	Manufacturer
K-500EN-0056-1	Kovatch Corp. (USA)
1W5793 PRIMARY	Caterpillar Inc Div Caterpillar Defense (USA)

Reference documents

Reference	Meaning
IPD1W5793	5/9 Secondary reference Industrial Parts Depot, Llc Dba Ipd

No interchangeability data on file.

Other items in FSC 2815 — Diesel Engines and Components

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

2815-00-011-9099

2815-00-011-9099 · Item name not on file

2815-00-017-1875

2815-00-024-4185

2815-00-024-4185 · Item name not on file

2815-00-033-1482

2815-00-033-1482 · Item name not on file

2815-00-036-5350

2815-00-036-5350 · Item name not on file

2815-00-179-7630

TUBE

2815-00-346-4639

STRAINER ASSY

2815-00-592-5308

RING,PISTON

Frequently Asked Questions

What is NSN 2815-01-148-8165?

NSN 2815-01-148-8165 is a Piston Group, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2815, Diesel Engines and Components. Status: active.

What part numbers are listed for NSN 2815-01-148-8165?

NSN 2815-01-148-8165 has 2 manufacturer part numbers on file: K-500EN-0056-1 (Kovatch Corp.), 1W5793 (Caterpillar Inc Div Caterpillar Defense).

Is NSN 2815-01-148-8165 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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