Gear Rack3020-01-239-3777

NSN 3020-01-239-3777 · NIIN 012393777

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

Government record, cited

Also searched as 3020-01-239-3777 · 3020012393777 · NIIN 012393777 · 01-239-3777 · FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · DP-738 · DP-738

Nearby stock numbers ← 3020-01-239-3776 Gear Rack · 3020-01-239-3778 Gear, Bevel →

Features

Gear Rack — FSC 3020
Teeth Quantity: 69
Pitch Height: 0.4170 INCHES MINIMUM AND 0.4250 INCHES MAXIMUM IN
Teeth Type: SPUR
Nominal Overall Length: 18.000 INCHES IN
Style Designator: SQUARE OR RECTANGULAR
Tooth Form: STANDARD
Pressure Angle: 14.5000 DEGREES

Identification

NSN: 3020-01-239-3777
NIIN: 012393777
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment

General Description

The Gear Rack, cataloged under National Stock Number 3020-01-239-3777, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	3020-01-239-3777
Item Name	Gear Rack
FSC / FSG	3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
Status	ACTIVE
Teeth Quantity	69
Pitch Height	0.4170 INCHES MINIMUM AND 0.4250 INCHES MAXIMUM IN
Teeth Type	SPUR
Nominal Overall Length	18.000 INCHES IN
Style Designator	SQUARE OR RECTANGULAR
Tooth Form	STANDARD
Pressure Angle	14.5000 DEGREES
Material	STEEL OVERALL
Nominal Thickness	0.500 INCHES IN
Face Nominal Width	0.750 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-738	3/2 Design control — primary reference U.S. Government activity
DP-738	C/1 Advisory reference — outside the item-of-supply concept Phillips Corporation Div Federal Division

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 3020-01-239-3777?

NSN 3020-01-239-3777 is a Gear Rack, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.

What are the specifications of 3020-01-239-3777?

Key specifications for 3020-01-239-3777: Teeth Quantity: 69; Pitch Height: 0.4170 INCHES MINIMUM AND 0.4250 INCHES MAXIMUM IN; Teeth Type: SPUR; Nominal Overall Length: 18.000 INCHES IN. 10 specifications are documented in the U.S. Government catalog.

Is NSN 3020-01-239-3777 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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