PartsTable TECHNICAL DATA SHEET

NSN 1650-01-666-2227Government record, cited

Hub Bracket, Special1650-01-666-2227

NSN 1650-01-666-2227 · NIIN 016662227 · Part number 06650-08421-041

Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp · FSC 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components · FSG 16 — Aircraft Components and Accessories · CAGE 78286

Government record, cited

NSN 1650-01-666-2227 — this item is cataloged by the U.S. Government under National Stock Number 1650-01-666-2227. Manufacturer of record part number: 06650-08421-041.

Also searched as 1650-01-666-2227 · 1650016662227 · NIIN 016662227 · 01-666-2227 · FSC 1650 Aircraft Hydraulic, Vacuum, and De-icing System Components · CAGE 78286 · 06650-08421-041

Nearby stock numbers ← 1650-01-666-2226 Hub Bracket, Special · 1650-01-666-2228 Hub Bracket, Special →

Features

Hub Bracket,special — FSC 1650
1 manufacturer part number on file
Manufacturer of record: Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp

Identification

NSN: 1650-01-666-2227
NIIN: 016662227
FSC: 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components
FSG: 16 — Aircraft Components and Accessories
Primary part number: 06650-08421-041
Manufacturer: Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp

General Description

The Hub Bracket,special, cataloged under National Stock Number 1650-01-666-2227, is classified within Federal Supply Class 1650 (Aircraft Hydraulic, Vacuum, and De-icing System Components) of the Aircraft Components and Accessories group. The manufacturer of record is Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	1650-01-666-2227
Primary Part Number	06650-08421-041
Item Name	Hub Bracket,special
FSC / FSG	1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components
Manufacturer	Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
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
06650-08421-041 PRIMARY	Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA)

No interchangeability data on file.

Other items in FSC 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components

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

1650-00-011-0886

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1650-00-013-3761

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1650-00-059-7742

PARTS KIT,SEAL REPLACEMENT,MECHA

1650-00-101-7836

CLIP,RETURN PLATE

1650-00-138-2779

FILTERING DISK,FLUID

1650-00-162-3907

PARTS KIT,LINEAR ACTUATING CYLIN

1650-00-594-3500

DISK,VALVE

1650-00-658-8056

PARTS KIT,VALVE

Frequently Asked Questions

What is NSN 1650-01-666-2227?

NSN 1650-01-666-2227 is a Hub Bracket,special, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.

What part numbers are listed for NSN 1650-01-666-2227?

NSN 1650-01-666-2227 has 1 manufacturer part number on file: 06650-08421-041 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).

What are the specifications of 06650-08421-041?

Key specifications for 06650-08421-041: Special Features: PART OF HYDRAULICS LINE/TUBING; Part Name Assigned by Controlling Agency: HYD HUB BKT ASSY; End Item Identification: CH-53K. 0 specifications are documented in the U.S. Government catalog.

Is NSN 1650-01-666-2227 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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