Sprocket Wheel3020-01-426-2473

NSN 3020-01-426-2473 · NIIN 014262473 · Part number 40T25L20

Emerson Electric Co Browning Mfg Div · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 71176

Government record, cited

NSN 3020-01-426-2473 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-426-2473. Manufacturer of record part number: 40T25L20.

Also searched as 3020-01-426-2473 · 3020014262473 · NIIN 014262473 · 01-426-2473 · FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 71176 · 40T25L20

Nearby stock numbers ← 3020-01-426-2465 Sprocket Wheel · 3020-01-426-2660 Gear, Spur →

Features

Sprocket Wheel — FSC 3020
Bore Length: 0.284 INCHES NOMINAL IN
Design Form: PLAIN
Tooth Pitch: 0.500 INCHES NOMINAL IN
Outside Diameter: 3.450 INCHES NOMINAL IN
Style Designator: PLAIN
Pitch Diameter: 3.196 INCHES NOMINAL IN
Bore Type: STRAIGHT

Identification

NSN: 3020-01-426-2473
NIIN: 014262473
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 40T25L20
Manufacturer: Emerson Electric Co Browning Mfg Div

General Description

The Sprocket Wheel, cataloged under National Stock Number 3020-01-426-2473, 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 Emerson Electric Co Browning Mfg Div. Government technical data includes 13 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	3020-01-426-2473
Primary Part Number	40T25L20
Item Name	Sprocket Wheel
FSC / FSG	3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
Manufacturer	Emerson Electric Co Browning Mfg Div
Status	ACTIVE
Bore Length	0.284 INCHES NOMINAL IN
Design Form	PLAIN
Tooth Pitch	0.500 INCHES NOMINAL IN
Outside Diameter	3.450 INCHES NOMINAL IN
Style Designator	PLAIN
Pitch Diameter	3.196 INCHES NOMINAL IN
Bore Type	STRAIGHT
Teeth Row Quantity	1
Teeth Quantity Per Row	20
Hardness Rating Test Method	NOT RATED
Bore Diameter	0.625 INCHES NOMINAL IN
Material	STEEL
Face Width	0.284 INCHES NOMINAL IN

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
40T25L20 PRIMARY	Emerson Electric Co Browning Mfg Div (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 3020-01-426-2473?

NSN 3020-01-426-2473 is a Sprocket Wheel, manufactured by Emerson Electric Co Browning Mfg Div, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.

What part numbers are listed for NSN 3020-01-426-2473?

NSN 3020-01-426-2473 has 1 manufacturer part number on file: 40T25L20 (Emerson Electric Co Browning Mfg Div).

What are the specifications of 40T25L20?

Key specifications for 40T25L20: Bore Length: 0.284 INCHES NOMINAL IN; Design Form: PLAIN; Tooth Pitch: 0.500 INCHES NOMINAL IN; Outside Diameter: 3.450 INCHES NOMINAL IN. 13 specifications are documented in the U.S. Government catalog.

Is NSN 3020-01-426-2473 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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