Gear, Helical3020-00-813-9199

NSN 3020-00-813-9199 · NIIN 008139199 · Part number 311881

Telemechanics Inc · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 57712

Government record, cited

NSN 3020-00-813-9199 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-813-9199. Manufacturer of record part number: 311881.

Also searched as 3020-00-813-9199 · 3020008139199 · NIIN 008139199 · 00-813-9199 · FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 57712 · 311881

Nearby stock numbers ← 3020-00-813-9187 · 3020-00-813-9200 →

Features

Gear,helical — FSC 3020
Teeth Quantity: 15
Nominal Overall Length: 0.688 INCHES IN
Nominal Outside Diameter: 0.8125 INCHES IN
Material: STEEL OVERALL
Face Nominal Width: 0.409 INCHES IN
1 manufacturer part number on file
Manufacturer of record: Telemechanics Inc

Identification

NSN: 3020-00-813-9199
NIIN: 008139199
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 311881
Manufacturer: Telemechanics Inc

General Description

The Gear,helical, cataloged under National Stock Number 3020-00-813-9199, 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 Telemechanics Inc. Government technical data includes 5 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	3020-00-813-9199
Primary Part Number	311881
Item Name	Gear,helical
FSC / FSG	3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
Manufacturer	Telemechanics Inc
Status	ACTIVE
Teeth Quantity	15
Nominal Overall Length	0.688 INCHES IN
Nominal Outside Diameter	0.8125 INCHES IN
Material	STEEL OVERALL
Face Nominal Width	0.409 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

Part Number	Manufacturer
311881 PRIMARY	Telemechanics Inc (USA)

Frequently Asked Questions

What is NSN 3020-00-813-9199?

NSN 3020-00-813-9199 is a Gear,helical, manufactured by Telemechanics Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.

What part numbers are listed for NSN 3020-00-813-9199?

NSN 3020-00-813-9199 has 1 manufacturer part number on file: 311881 (Telemechanics Inc).

What are the specifications of 311881?

Key specifications for 311881: Teeth Quantity: 15; Nominal Overall Length: 0.688 INCHES IN; Nominal Outside Diameter: 0.8125 INCHES IN; Material: STEEL OVERALL. 5 specifications are documented in the U.S. Government catalog.

Is NSN 3020-00-813-9199 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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