Piston, Internal Combustion Engin2805-01-316-4890

NSN 2805-01-316-4890 · NIIN 013164890

FSC 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components · FSG 28 — Engines, Turbines, and Components

Government record, cited

Also searched as 2805-01-316-4890 · 2805013164890 · NIIN 013164890 · 01-316-4890 · FSC 2805 Gasoline Reciprocating Engines, Except Aircraft; and Components

Nearby stock numbers ← 2805-01-316-4889 Engine Block Assembly, Gasoline · 2805-01-316-5653 Breather →

Features

Piston,internal Combustion Engin — FSC 2805
Carbon Groove: NOT INCLUDED
Retaining Ring Groove: INCLUDED
Surface Finish: FINISHED
Pin: NOT INCLUDED
Pin Type for Which Designed: FLOATING
Oil Groove: NOT INCLUDED
Ring Groove Quantity: 4

Identification

NSN: 2805-01-316-4890
NIIN: 013164890
FSC: 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
FSG: 28 — Engines, Turbines, and Components

General Description

The Piston,internal Combustion Engin, cataloged under National Stock Number 2805-01-316-4890, is classified within Federal Supply Class 2805 (Gasoline Reciprocating Engines, Except Aircraft; and Components) of the Engines, Turbines, and Components group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	2805-01-316-4890
Item Name	Piston,internal Combustion Engin
FSC / FSG	2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components
Status	ACTIVE
Carbon Groove	NOT INCLUDED
Retaining Ring Groove	INCLUDED
Surface Finish	FINISHED
Pin	NOT INCLUDED
Pin Type for Which Designed	FLOATING
Oil Groove	NOT INCLUDED
Ring Groove Quantity	4
Oversize	0.5 MILLIMETERS NOMINAL MM
Finished Size Designation	OVERSIZE
Ring	NOT INCLUDED
Pin Hole Bushing	NOT INCLUDED

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

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
4271930	3/2 Design control — primary reference U.S. Government activity

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 2805-01-316-4890?

NSN 2805-01-316-4890 is a Piston,internal Combustion Engin, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.

What are the specifications of 2805-01-316-4890?

Key specifications for 2805-01-316-4890: Carbon Groove: NOT INCLUDED; Retaining Ring Groove: INCLUDED; Surface Finish: FINISHED; Pin: NOT INCLUDED. 11 specifications are documented in the U.S. Government catalog.

Is NSN 2805-01-316-4890 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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