PartsTable TECHNICAL DATA SHEET

NSN 3020-01-407-1869Government record, cited

Pulley Assembly3020-01-407-1869

NSN 3020-01-407-1869 · NIIN 014071869 · Part number 30-40

Schaefer Marine, Inc. · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 54256

Government record, cited

NSN 3020-01-407-1869 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-407-1869. Manufacturer of record part number: 30-40.

Also searched as 3020-01-407-1869 · 3020014071869 · NIIN 014071869 · 01-407-1869 · FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 54256 · 30-40 · 246-0507 · 246-0507-010

Nearby stock numbers ← 3020-01-407-0960 Guard, Mechanical Drive · 3020-01-407-2301 Gear, Antibacklash, Spur →

Features

Pulley Assembly — FSC 3020
Material: RESIN AND STEEL CORROSION RESISTING
1 manufacturer part number on file
Manufacturer of record: Schaefer Marine, Inc.

Identification

NSN: 3020-01-407-1869
NIIN: 014071869
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 30-40
Manufacturer: Schaefer Marine, Inc.

General Description

The Pulley Assembly, cataloged under National Stock Number 3020-01-407-1869, 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 Schaefer Marine, Inc.. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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	3020-01-407-1869
Primary Part Number	30-40
Item Name	Pulley Assembly
FSC / FSG	3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
Manufacturer	Schaefer Marine, Inc.
Status	ACTIVE
Material	RESIN AND STEEL CORROSION RESISTING

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
30-40 PRIMARY	Schaefer Marine, Inc. (USA)

Reference documents

Reference	Meaning
246-0507	7/1 Vendor item drawing reference U.S. Government activity
246-0507-010	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 3020-01-407-1869?

NSN 3020-01-407-1869 is a Pulley Assembly, manufactured by Schaefer Marine, Inc., classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.

What part numbers are listed for NSN 3020-01-407-1869?

NSN 3020-01-407-1869 has 1 manufacturer part number on file: 30-40 (Schaefer Marine, Inc.).

What are the specifications of 30-40?

Key specifications for 30-40: Special Features: ASSEMBLY CONSISTS OF A THERMO PLASTIC RESIN PULLEY AND A CORROSION RESISTING STEEL CASE,TYPE 304.CASE DIMENSIONS:2.090 IN.O/A LG.,1.120 IN.O/A HEIGHT,0.480 IN.WIDE IN; Material: RESIN AND STEEL CORROSION RESISTING. 1 specification is documented in the U.S. Government catalog.

Is NSN 3020-01-407-1869 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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