Coupling, Drive Shaft1615-01-644-3464

NSN 1615-01-644-3464 · NIIN 016443464 · Part number 29553892

Allison Transmission Inc Dba Allison Transmission, Inc · FSC 1615 — Helicopter Rotor Blades, Drive Mechanisms and Components · FSG 16 — Aircraft Components and Accessories · CAGE 73342

Government record, cited

NSN 1615-01-644-3464 — this item is cataloged by the U.S. Government under National Stock Number 1615-01-644-3464. Manufacturer of record part number: 29553892.

Also searched as 1615-01-644-3464 · 1615016443464 · NIIN 016443464 · 01-644-3464 · FSC 1615 Helicopter Rotor Blades, Drive Mechanisms and Components · CAGE 73342 · 29553892

Nearby stock numbers ← 1615-01-643-8499 Blade Assembly, Main Rotor · 1615-01-644-3581 Heat Exchanger, Fluid to Air →

Features

Coupling,drive Shaft — FSC 1615
1 manufacturer part number on file
Manufacturer of record: Allison Transmission Inc Dba Allison Transmission, Inc

Identification

NSN: 1615-01-644-3464
NIIN: 016443464
FSC: 1615 — Helicopter Rotor Blades, Drive Mechanisms and Components
FSG: 16 — Aircraft Components and Accessories
Primary part number: 29553892
Manufacturer: Allison Transmission Inc Dba Allison Transmission, Inc

General Description

The Coupling,drive Shaft, cataloged under National Stock Number 1615-01-644-3464, is classified within Federal Supply Class 1615 (Helicopter Rotor Blades, Drive Mechanisms and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Allison Transmission Inc Dba Allison Transmission, Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	Coupling,drive Shaft
FSC / FSG	1615 — Helicopter Rotor Blades, Drive Mechanisms and Components (FSG 16)
Manufacturers	Allison Transmission Inc Dba Allison Transmission, Inc (CAGE 73342)

Technical Specifications

Parameter	Value
NSN	1615-01-644-3464
Primary Part Number	29553892
Item Name	Coupling,drive Shaft
FSC / FSG	1615 / 16 — Helicopter Rotor Blades, Drive Mechanisms and Components
Manufacturer	Allison Transmission Inc Dba Allison Transmission, Inc
Status	ACTIVE

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
29553892 PRIMARY	Allison Transmission Inc Dba Allison Transmission, Inc (USA)

No interchangeability data on file.

Other items in FSC 1615 — Helicopter Rotor Blades, Drive Mechanisms and Components

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

1615-00-001-1399

1615-00-001-1399 · Item name not on file

1615-00-001-1400

1615-00-001-1400 · Item name not on file

1615-00-001-1774

1615-00-001-1774 · Item name not on file

1615-00-001-2675

1615-00-001-2675 · Item name not on file

1615-00-001-6441

1615-00-001-6441 · Item name not on file

1615-00-001-6442

1615-00-001-6442 · Item name not on file

1615-00-003-1146

BOLT ASSEMBLY,ROTARY WING HEAD

1615-00-003-1147

1615-00-003-1147 · Item name not on file

Frequently Asked Questions

What is NSN 1615-01-644-3464?

NSN 1615-01-644-3464 is a Coupling,drive Shaft, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 1615, Helicopter Rotor Blades, Drive Mechanisms and Components. Status: active.

What part numbers are listed for NSN 1615-01-644-3464?

NSN 1615-01-644-3464 has 1 manufacturer part number on file: 29553892 (Allison Transmission Inc Dba Allison Transmission, Inc).

Is NSN 1615-01-644-3464 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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