PartsTable TECHNICAL DATA SHEET

NSN 3020-01-203-4510Government record, cited

Sprocket Wheel3020-01-203-4510

NSN 3020-01-203-4510 · NIIN 012034510 · Part number 40225-2

Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 62228

Government record, cited

NSN 3020-01-203-4510 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-203-4510. Manufacturer of record part number: 40225-2.

Also searched as 3020-01-203-4510 · 3020012034510 · NIIN 012034510 · 01-203-4510 · FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 62228 · 40225-2

Nearby stock numbers ← 3020-01-203-4509 Sprocket Wheel · 3020-01-203-4810 Spider Assembly Planetary →

Features

Sprocket Wheel — FSC 3020
Design Form: PLAIN
Tooth Pitch: 0.375 INCHES NOMINAL IN
Outside Diameter: 4.390 INCHES NOMINAL IN
Style Designator: PLAIN
Pitch Diameter: 4.183 INCHES NOMINAL IN
Teeth Row Quantity: 1
Teeth Quantity Per Row: 35

Identification

NSN: 3020-01-203-4510
NIIN: 012034510
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 40225-2
Manufacturer: Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc

General Description

The Sprocket Wheel, cataloged under National Stock Number 3020-01-203-4510, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	3020-01-203-4510
Primary Part Number	40225-2
Item Name	Sprocket Wheel
FSC / FSG	3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
Manufacturer	Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc
Status	ACTIVE
Design Form	PLAIN
Tooth Pitch	0.375 INCHES NOMINAL IN
Outside Diameter	4.390 INCHES NOMINAL IN
Style Designator	PLAIN
Pitch Diameter	4.183 INCHES NOMINAL IN
Teeth Row Quantity	1
Teeth Quantity Per Row	35
Surface Treatment	CHROMATE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL Q — CCL Item — Commerce Control List
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
40225-2 PRIMARY	Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc (USA)

No interchangeability data on file.

Other items in FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain

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

3020-00-000-0091

GEAR,SPUR

3020-00-001-0027

3020-00-001-0027 · Item name not on file

3020-00-001-0028

3020-00-001-0028 · Item name not on file

3020-00-001-0063

3020-00-001-0063 · Item name not on file

3020-00-001-0064

3020-00-001-0064 · Item name not on file

3020-00-001-0066

3020-00-001-0066 · Item name not on file

3020-00-001-0071

3020-00-001-0071 · Item name not on file

3020-00-001-0072

3020-00-001-0072 · Item name not on file

Frequently Asked Questions

What is NSN 3020-01-203-4510?

NSN 3020-01-203-4510 is a Sprocket Wheel, manufactured by Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.

What part numbers are listed for NSN 3020-01-203-4510?

NSN 3020-01-203-4510 has 1 manufacturer part number on file: 40225-2 (Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc).

What are the specifications of 40225-2?

Key specifications for 40225-2: Design Form: PLAIN; Tooth Pitch: 0.375 INCHES NOMINAL IN; Outside Diameter: 4.390 INCHES NOMINAL IN; Style Designator: PLAIN. 8 specifications are documented in the U.S. Government catalog.

Is NSN 3020-01-203-4510 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.

What is the DEMIL code for NSN 3020-01-203-4510?

NSN 3020-01-203-4510 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.

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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