Sleeve, Assembly1615-01-326-1591

NSN 1615-01-326-1591 · NIIN 013261591

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

Government record, cited

Also searched as 1615-01-326-1591 · 1615013261591 · NIIN 013261591 · 01-326-1591 · FSC 1615 Helicopter Rotor Blades, Drive Mechanisms and Components

Nearby stock numbers ← 1615-01-326-0728 Swashplate, Controllable · 1615-01-326-1592 →

Features

Sleeve,assembly — FSC 1615
General Characteristics Item Description: CAST IRON;5.990 TO 6.000 OVERALL OUTSIDE DIA

Identification

NSN: 1615-01-326-1591
NIIN: 013261591
FSC: 1615 — Helicopter Rotor Blades, Drive Mechanisms and Components
FSG: 16 — Aircraft Components and Accessories

General Description

The Sleeve,assembly, cataloged under National Stock Number 1615-01-326-1591, is classified within Federal Supply Class 1615 (Helicopter Rotor Blades, Drive Mechanisms and Components) of the Aircraft Components and Accessories group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	1615-01-326-1591
Item Name	Sleeve,assembly
FSC / FSG	1615 / 16 — Helicopter Rotor Blades, Drive Mechanisms and Components
Status	ACTIVE
General Characteristics Item Description	CAST IRON;5.990 TO 6.000 OVERALL OUTSIDE DIA

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
209-040-071-1	3/2 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 1615-01-326-1591?

NSN 1615-01-326-1591 is a Sleeve,assembly, classified under FSC 1615, Helicopter Rotor Blades, Drive Mechanisms and Components. Status: active.

What are the specifications of 1615-01-326-1591?

Key specifications for 1615-01-326-1591: General Characteristics Item Description: CAST IRON;5.990 TO 6.000 OVERALL OUTSIDE DIA; End Item Identification: USED ON AH-1 SERIES AIRCRAFT. 1 specification is documented in the U.S. Government catalog.

Is NSN 1615-01-326-1591 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 1615-01-326-1591?

NSN 1615-01-326-1591 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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