PartsTable TECHNICAL DATA SHEET

NSN 3020-01-198-1052Government record, cited

Gear, Internal3020-01-198-1052

NSN 3020-01-198-1052 · NIIN 011981052 · Part number 1210D0857

Lockheed Martin Corporation Div Rms · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 03538

Government record, cited

NSN 3020-01-198-1052 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-198-1052. Manufacturer of record part number: 1210D0857.

Also searched as 3020-01-198-1052 · 3020011981052 · NIIN 011981052 · 01-198-1052 · FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 03538 · 1210D0857 · 1213E1527 FIND 6 · 1213E1527 FIND 6

Nearby stock numbers ← 3020-01-198-1045 Gear, Governor · 3020-01-198-1053 →

Features

Gear,internal — FSC 3020
2 manufacturer part numbers on file
Manufacturer of record: Lockheed Martin Corporation Div Rms

Identification

NSN: 3020-01-198-1052
NIIN: 011981052
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 1210D0857
Manufacturer: Lockheed Martin Corporation Div Rms

General Description

The Gear,internal, cataloged under National Stock Number 3020-01-198-1052, 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 Lockheed Martin Corporation Div Rms. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Gear,internal
FSC / FSG	3020 — Gears, Pulleys, Sprockets, and Transmission Chain (FSG 30)
Manufacturers	Lockheed Martin Corporation Div Rms (CAGE 03538)

Technical Specifications

Parameter	Value
NSN	3020-01-198-1052
Primary Part Number	1210D0857
Item Name	Gear,internal
FSC / FSG	3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
Manufacturer	Lockheed Martin Corporation Div Rms
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)

Cross-Reference Index

Part Number	Manufacturer
1213E1527 FIND 6	Lockheed Martin Corporation Div Rms (USA)
1210D0857 PRIMARY	Lockheed Martin Corporation Div Rms (USA)

Reference documents

Reference	Meaning
1210D0857	5/9 Secondary reference Martin Marietta Technologies Inc Sub of Martin Marietta Corp Aero and Naval Systems
1213E1527 FIND 6	5/9 Secondary reference Martin Marietta Technologies Inc Sub of Martin Marietta Corp Aero and Naval Systems

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 3020-01-198-1052?

NSN 3020-01-198-1052 is a Gear,internal, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.

What part numbers are listed for NSN 3020-01-198-1052?

NSN 3020-01-198-1052 has 2 manufacturer part numbers on file: 1213E1527 FIND 6 (Lockheed Martin Corporation Div Rms), 1210D0857 (Lockheed Martin Corporation Div Rms).

Is NSN 3020-01-198-1052 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.

PartsTable Design LLC · partstable.com