PartsTable TECHNICAL DATA SHEET

NSN 4730-01-666-8577Government record, cited

Union, Pipe4730-01-666-8577

NSN 4730-01-666-8577 · NIIN 016668577 · Part number 06300-02110-103

Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 78286

Government record, cited

NSN 4730-01-666-8577 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-666-8577. Manufacturer of record part number: 06300-02110-103.

Also searched as 4730-01-666-8577 · 4730016668577 · NIIN 016668577 · 01-666-8577 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 78286 · 06300-02110-103

Nearby stock numbers ← 4730-01-666-8575 Union, Pipe · 4730-01-666-8614 Union, Pipe →

4730-01-666-8577 — Hose, Pipe, Tube, Lubrication, and Railing Fittings

Features

Union,pipe — FSC 4730
Criticality Code Justification: FEAT
1 manufacturer part number on file
Manufacturer of record: Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp

Identification

NSN: 4730-01-666-8577
NIIN: 016668577
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: 06300-02110-103
Manufacturer: Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp

General Description

The Union,pipe, cataloged under National Stock Number 4730-01-666-8577, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. Government technical data includes 1 specification, cited from the U.S. Government catalog. 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	4730-01-666-8577
Primary Part Number	06300-02110-103
Item Name	Union,pipe
FSC / FSG	4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Manufacturer	Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
Status	ACTIVE
Criticality Code Justification	FEAT

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	Y

Cross-Reference Index

Part Number	Manufacturer
06300-02110-103 PRIMARY	Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA)

No interchangeability data on file.

Other items in FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings

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

4730-00-000-1895

4730-00-000-1895 · Item name not on file

4730-00-000-4289

4730-00-000-4289 · Item name not on file

4730-00-000-4445

4730-00-000-4445 · Item name not on file

4730-00-000-8373

4730-00-000-8373 · Item name not on file

4730-00-000-8897

4730-00-000-8897 · Item name not on file

4730-00-001-0007

4730-00-001-0007 · Item name not on file

4730-00-001-0008

COUPLING,TUBE

4730-00-001-0008

COUPLING,TUBE

Frequently Asked Questions

What is NSN 4730-01-666-8577?

NSN 4730-01-666-8577 is a Union,pipe, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What part numbers are listed for NSN 4730-01-666-8577?

NSN 4730-01-666-8577 has 1 manufacturer part number on file: 06300-02110-103 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).

What are the specifications of 06300-02110-103?

Key specifications for 06300-02110-103: Criticality Code Justification: FEAT; Special Features: CRITICAL APPLICATION ITEM (CAI); PART OF PNEUMATICS LINES/TUBING; Part Name Assigned by Controlling Agency: UNION FITTING; NOMENCLATURE: FITTING, UNION TUBE; End Item Identification: CH-53K SIKORSKY HEAVY LIFT HELICOPTER. 1 specification is documented in the U.S. Government catalog.

Is NSN 4730-01-666-8577 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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