PartsTable TECHNICAL DATA SHEET

NSN 1615-01-666-2240Government record, cited

Lock, Actuator Bolt, Tail Rotor1615-01-666-2240

NSN 1615-01-666-2240 · NIIN 016662240 · Part number AS3531-3-04

Sae International Dba Sae International · FSC 1615 — Helicopter Rotor Blades, Drive Mechanisms and Components · FSG 16 — Aircraft Components and Accessories · CAGE 0U583

Government record, cited

NSN 1615-01-666-2240 — this item is cataloged by the U.S. Government under National Stock Number 1615-01-666-2240. Manufacturer of record part number: AS3531-3-04.

Also searched as 1615-01-666-2240 · 1615016662240 · NIIN 016662240 · 01-666-2240 · FSC 1615 Helicopter Rotor Blades, Drive Mechanisms and Components · CAGE 0U583 · AS3531-3-04

Nearby stock numbers ← 1615-01-666-1812 Cam Assembly, Anti-Flap · 1615-01-666-2912 Shaft, Propulsion, Rotary Rudder →

Features

Lock,actuator Bolt,tail Rotor — FSC 1615
1 manufacturer part number on file
Manufacturer of record: Sae International Dba Sae International

Identification

NSN: 1615-01-666-2240
NIIN: 016662240
FSC: 1615 — Helicopter Rotor Blades, Drive Mechanisms and Components
FSG: 16 — Aircraft Components and Accessories
Primary part number: AS3531-3-04
Manufacturer: Sae International Dba Sae International

General Description

The Lock,actuator Bolt,tail Rotor, cataloged under National Stock Number 1615-01-666-2240, 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 Sae International Dba Sae International. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	1615-01-666-2240
Primary Part Number	AS3531-3-04
Item Name	Lock,actuator Bolt,tail Rotor
FSC / FSG	1615 / 16 — Helicopter Rotor Blades, Drive Mechanisms and Components
Manufacturer	Sae International Dba Sae International
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
AS3531-3-04 PRIMARY	Sae International Dba Sae International (USA)

Reference documents

Reference	Meaning
AS3531-3-04	3/9 Design control — primary reference U.S. Government activity

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 1615-01-666-2240?

NSN 1615-01-666-2240 is a Lock,actuator Bolt,tail Rotor, manufactured by Sae International Dba Sae International, classified under FSC 1615, Helicopter Rotor Blades, Drive Mechanisms and Components. Status: active.

What part numbers are listed for NSN 1615-01-666-2240?

NSN 1615-01-666-2240 has 1 manufacturer part number on file: AS3531-3-04 (Sae International Dba Sae International).

What are the specifications of AS3531-3-04?

Key specifications for AS3531-3-04: Part Name Assigned by Controlling Agency: BOLT. 0 specifications are documented in the U.S. Government catalog.

Is NSN 1615-01-666-2240 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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