Insert, Engine Valve Seat2805-01-573-1698

NSN 2805-01-573-1698 · NIIN 015731698 · Part number 252-7802

Caterpillar Inc Div Caterpillar Defense · FSC 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components · FSG 28 — Engines, Turbines, and Components · CAGE 11083

Government record, cited

NSN 2805-01-573-1698 — this item is cataloged by the U.S. Government under National Stock Number 2805-01-573-1698. Manufacturer of record part number: 252-7802.

Also searched as 2805-01-573-1698 · 2805015731698 · NIIN 015731698 · 01-573-1698 · FSC 2805 Gasoline Reciprocating Engines, Except Aircraft; and Components · CAGE 11083 · 252-7802 · SEBP4356-08 PAGE 130 REF NO 11

Nearby stock numbers ← 2805-01-573-1684 Valve, Poppet, Engine · 2805-01-573-1703 Ring, Piston →

Features

Insert,engine Valve Seat — FSC 2805
2 manufacturer part numbers on file
Manufacturer of record: Caterpillar Inc Div Caterpillar Defense

Identification

NSN: 2805-01-573-1698
NIIN: 015731698
FSC: 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
FSG: 28 — Engines, Turbines, and Components
Primary part number: 252-7802
Manufacturer: Caterpillar Inc Div Caterpillar Defense

General Description

The Insert,engine Valve Seat, cataloged under National Stock Number 2805-01-573-1698, is classified within Federal Supply Class 2805 (Gasoline Reciprocating Engines, Except Aircraft; 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. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	2805-01-573-1698
Primary Part Number	252-7802
Item Name	Insert,engine Valve Seat
FSC / FSG	2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; 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)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
SEBP4356-08 PAGE 130 REF NO 11	Caterpillar Inc Div Caterpillar Defense (USA)
252-7802 PRIMARY	Caterpillar Inc Div Caterpillar Defense (USA)

No interchangeability data on file.

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

2805-00-000-4022 · Item name not on file

2805-00-001-0029

2805-00-001-0029 · Item name not on file

2805-00-001-3527

2805-00-001-3527 · Item name not on file

2805-00-001-3844

2805-00-001-3844 · Item name not on file

2805-00-001-3854

COVER,FLYWHEEL

2805-00-001-6154

2805-00-001-6154 · Item name not on file

2805-00-001-6164

FLYWHEEL,ENGINE

2805-00-001-6575

RING SET,PISTON

Frequently Asked Questions

What is NSN 2805-01-573-1698?

NSN 2805-01-573-1698 is a Insert,engine Valve Seat, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.

What part numbers are listed for NSN 2805-01-573-1698?

NSN 2805-01-573-1698 has 2 manufacturer part numbers on file: SEBP4356-08 PAGE 130 REF NO 11 (Caterpillar Inc Div Caterpillar Defense), 252-7802 (Caterpillar Inc Div Caterpillar Defense).

What are the specifications of 252-7802?

Key specifications for 252-7802: Special Features: VALVE, INLET; Part Name Assigned by Controlling Agency: VAVLE, POPPET, ENGINE; End Item Identification: ENGINE GROUP. 0 specifications are documented in the U.S. Government catalog.

Is NSN 2805-01-573-1698 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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