Gear, Helical3020-01-239-5358

NSN 3020-01-239-5358 · NIIN 012395358

FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment

Government record, cited

Also searched as 3020-01-239-5358 · 3020012395358 · NIIN 012395358 · 01-239-5358 · FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain

Nearby stock numbers ← 3020-01-239-5357 Gear, Helical · 3020-01-239-5419 Pulley, Groove →

Features

Gear,helical — FSC 3020
Bore Nominal Diameter: 2.625 INCHES BOTH ENDS IN
Helix Angle: 36.8664 DEGREES
Teeth Quantity: 40
Body Style: PLAIN, SOLID
Tooth Direction: LEFT
Bore Style: PLAIN BOTH ENDS
Teeth Type: SINGLE HELIX

Identification

NSN: 3020-01-239-5358
NIIN: 012395358
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment

General Description

The Gear,helical, cataloged under National Stock Number 3020-01-239-5358, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	3020-01-239-5358
Item Name	Gear,helical
FSC / FSG	3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
Status	ACTIVE
Bore Nominal Diameter	2.625 INCHES BOTH ENDS IN
Helix Angle	36.8664 DEGREES
Teeth Quantity	40
Body Style	PLAIN, SOLID
Tooth Direction	LEFT
Bore Style	PLAIN BOTH ENDS
Teeth Type	SINGLE HELIX
Style Designator	HUBLESS
Pitch Diameter	2.4498 INCHES NOMINAL IN
Tooth Form	STANDARD
Nominal Outside Diameter	2.625 INCHES IN
Pressure Angle	14.5000 DEGREES
Material	FIBER OVERALL
Face Nominal Width	0.625 INCHES 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

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

Reference documents

Reference	Meaning
DP-895	3/2 Design control — primary reference U.S. Government activity

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 3020-01-239-5358?

NSN 3020-01-239-5358 is a Gear,helical, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.

What are the specifications of 3020-01-239-5358?

Key specifications for 3020-01-239-5358: Bore Nominal Diameter: 2.625 INCHES BOTH ENDS IN; Helix Angle: 36.8664 DEGREES; Teeth Quantity: 40; Body Style: PLAIN, SOLID. 14 specifications are documented in the U.S. Government catalog.

Is NSN 3020-01-239-5358 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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