Differential Gear Unit3040-01-677-4403

NSN 3040-01-677-4403 · NIIN 016774403

FSC 3040 — Miscellaneous Power Transmission Equipment · FSG 30 — Mechanical Power Transmission Equipment

Government record, cited

Also searched as 3040-01-677-4403 · 3040016774403 · NIIN 016774403 · 01-677-4403 · FSC 3040 Miscellaneous Power Transmission Equipment · 7384215 REV A · H547-1903-A3 · 167-7384215-A3

Nearby stock numbers ← 3040-01-677-4372 Core, Flexible Shaft Assembly · 3040-01-677-4890 Tie Rod Unit →

Features

Differential Gear Unit — FSC 3040

Identification

NSN: 3040-01-677-4403
NIIN: 016774403
FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment

General Description

The Differential Gear Unit, cataloged under National Stock Number 3040-01-677-4403, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Differential Gear Unit
FSC / FSG	3040 — Miscellaneous Power Transmission Equipment (FSG 30)

Technical Specifications

Parameter	Value
NSN	3040-01-677-4403
Item Name	Differential Gear Unit
FSC / FSG	3040 / 30 — Miscellaneous Power Transmission Equipment
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL D — Destroy Item
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
7384215 REV A	D/9 Drawing number reference only Naval Sea Systems Command
H547-1903-A3	5/2 Secondary reference U.S. Government activity
167-7384215-A3	3/1 Design control — primary reference Naval Sea Systems Command

No interchangeability data on file.

Other items in FSC 3040 — Miscellaneous Power Transmission Equipment

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

3040-00-001-0046

3040-00-001-0046 · Item name not on file

3040-00-001-0047

3040-00-001-0047 · Item name not on file

3040-00-001-0048

3040-00-001-0048 · Item name not on file

3040-00-001-0068

3040-00-001-0068 · Item name not on file

3040-00-001-0077

3040-00-001-0077 · Item name not on file

3040-00-001-0078

3040-00-001-0078 · Item name not on file

3040-00-001-0089

3040-00-001-0089 · Item name not on file

3040-00-001-1224

3040-00-001-1224 · Item name not on file

Frequently Asked Questions

What is NSN 3040-01-677-4403?

NSN 3040-01-677-4403 is a Differential Gear Unit, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.

Is NSN 3040-01-677-4403 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.

What is the DEMIL code for NSN 3040-01-677-4403?

NSN 3040-01-677-4403 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.

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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