PartsTable TECHNICAL DATA SHEET

NSN 3020-01-209-0437Government record, cited

Guard, Mechanical Drive3020-01-209-0437

NSN 3020-01-209-0437 · NIIN 012090437 · Part number 1214D0974

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 3020-01-209-0437 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-209-0437. Manufacturer of record part number: 1214D0974.

Also searched as 3020-01-209-0437 · 3020012090437 · NIIN 012090437 · 01-209-0437 · FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 03538 · 1214D0974

Nearby stock numbers ← 3020-01-209-0436 · 3020-01-209-0465 Chain, Block →

Features

Guard,mechanical Drive — FSC 3020
Outside Diameter: 6.000 INCHES NOMINAL IN
Material: STEEL
1 manufacturer part number on file
Manufacturer of record: Lockheed Martin Corporation Div Rms

Identification

NSN: 3020-01-209-0437
NIIN: 012090437
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 1214D0974
Manufacturer: Lockheed Martin Corporation Div Rms

General Description

The Guard,mechanical Drive, cataloged under National Stock Number 3020-01-209-0437, 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. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	3020-01-209-0437
Primary Part Number	1214D0974
Item Name	Guard,mechanical Drive
FSC / FSG	3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
Manufacturer	Lockheed Martin Corporation Div Rms
Status	ACTIVE
Outside Diameter	6.000 INCHES NOMINAL IN
Material	STEEL

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
1214D0974 PRIMARY	Lockheed Martin Corporation Div Rms (USA)

Reference documents

Reference	Meaning
1214D0974	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 3020-01-209-0437?

NSN 3020-01-209-0437 is a Guard,mechanical Drive, 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 3020-01-209-0437?

NSN 3020-01-209-0437 has 1 manufacturer part number on file: 1214D0974 (Lockheed Martin Corporation Div Rms).

What are the specifications of 1214D0974?

Key specifications for 1214D0974: Outside Diameter: 6.000 INCHES NOMINAL IN; Special Features: C TO C OF MTG HOLES,11.500 IN. IN; Material: STEEL. 2 specifications are documented in the U.S. Government catalog.

Is NSN 3020-01-209-0437 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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