Gear, Worm3020-01-208-2172

NSN 3020-01-208-2172 · NIIN 012082172

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

Government record, cited

Also searched as 3020-01-208-2172 · 3020012082172 · NIIN 012082172 · 01-208-2172 · FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain

Nearby stock numbers ← 3020-01-208-2171 · 3020-01-208-2496 →

Features

Gear,worm — FSC 3020
Thread Form Direction: RIGHT-HAND
Bore Nominal Diameter: 0.125 INCHES BOTH ENDS IN
Helix Angle: 1.7998 DEGREES
Hub Nominal Diameter: 0.352 INCHES FIRST END IN
Bore Style: PLAIN BOTH ENDS
Nominal Distance Between Body Face and Protruding Hub End: 0.090 INCHES FIRST END IN
Face Type: STRAIGHT

Identification

NSN: 3020-01-208-2172
NIIN: 012082172
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment

General Description

The Gear,worm, cataloged under National Stock Number 3020-01-208-2172, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	3020-01-208-2172
Item Name	Gear,worm
FSC / FSG	3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
Status	ACTIVE
Thread Form Direction	RIGHT-HAND
Bore Nominal Diameter	0.125 INCHES BOTH ENDS IN
Helix Angle	1.7998 DEGREES
Hub Nominal Diameter	0.352 INCHES FIRST END IN
Bore Style	PLAIN BOTH ENDS
Nominal Distance Between Body Face and Protruding Hub End	0.090 INCHES FIRST END IN
Face Type	STRAIGHT
Style Designator	PROTRUDING HUB
Pitch Diameter	0.3316 INCHES NOMINAL IN
Hub Style Designator	PINNED FIRST END
Thread Form Quantity	1
Nominal Outside Diameter	0.750 INCHES IN
Pressure Angle	20.0000 DEGREES
Material	STEEL CORROSION RESISTING OVERALL
Face Nominal Width	0.312 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
81A5034A0212	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 3020-01-208-2172?

NSN 3020-01-208-2172 is a Gear,worm, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.

What are the specifications of 3020-01-208-2172?

Key specifications for 3020-01-208-2172: Thread Form Direction: RIGHT-HAND; Bore Nominal Diameter: 0.125 INCHES BOTH ENDS IN; Helix Angle: 1.7998 DEGREES; Hub Nominal Diameter: 0.352 INCHES FIRST END IN. 15 specifications are documented in the U.S. Government catalog.

Is NSN 3020-01-208-2172 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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