Block Assembly, Rotary Wing Blade1615-01-591-3685

NSN 1615-01-591-3685 · NIIN 015913685

FSC 1615 — Helicopter Rotor Blades, Drive Mechanisms and Components · FSG 16 — Aircraft Components and Accessories

Government record, cited

Also searched as 1615-01-591-3685 · 1615015913685 · NIIN 015913685 · 01-591-3685 · FSC 1615 Helicopter Rotor Blades, Drive Mechanisms and Components · 901-381-800-193 · 901-381-800-193 · 901-381-800-193 SC

Nearby stock numbers ← 1615-01-591-3683 Block Assembly, Rotary Wing Blade · 1615-01-591-3790 Block Assembly, Rotary Wing Blade →

Features

Block Assembly,rotary Wing Blade — FSC 1615

Identification

NSN: 1615-01-591-3685
NIIN: 015913685
FSC: 1615 — Helicopter Rotor Blades, Drive Mechanisms and Components
FSG: 16 — Aircraft Components and Accessories

General Description

The Block Assembly,rotary Wing Blade, cataloged under National Stock Number 1615-01-591-3685, is classified within Federal Supply Class 1615 (Helicopter Rotor Blades, Drive Mechanisms and Components) of the Aircraft Components and Accessories group. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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	1615-01-591-3685
Item Name	Block Assembly,rotary Wing Blade
FSC / FSG	1615 / 16 — Helicopter Rotor Blades, Drive Mechanisms and Components
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL Q — CCL Item — Commerce Control List
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
901-381-800-193	5/2 Secondary reference U.S. Government activity
901-381-800-193	3/2 Design control — primary reference U.S. Government activity
901-381-800-193 SC	1/2 Source control — Government-approved source 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.

1615-00-056-4862

1615-00-056-4862 · Item name not on file

1615-00-420-7841

1615-00-420-7841 · Item name not on file

1615-00-446-7576

GRIP ASSEMBLY,MAIN

1615-00-458-8376

HOUSING ASSEMBLY

1615-00-621-1853

TRANSMISSION,MECHANICAL,HELICOPT

1615-00-629-4445

1615-00-629-4445 · Item name not on file

1615-00-689-6306

STABILIZER,ROTARY WING

1615-00-689-6307

STABILIZER,ROTARY WING

Frequently Asked Questions

What is NSN 1615-01-591-3685?

NSN 1615-01-591-3685 is a Block Assembly,rotary Wing Blade, classified under FSC 1615, Helicopter Rotor Blades, Drive Mechanisms and Components. Status: active.

What are the specifications of 1615-01-591-3685?

Key specifications for 1615-01-591-3685: Part Name Assigned by Controlling Agency: BLOCK ASSEMBLY, AIRCRAFT; End Item Identification: MV-22 AIRCRAFT. 0 specifications are documented in the U.S. Government catalog.

Is NSN 1615-01-591-3685 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 1615-01-591-3685?

NSN 1615-01-591-3685 has DEMIL Code Q. 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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