NSN 4730-01-666-4839 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-666-4839. Manufacturer of record part number: 4548K381.
Also searched as4730-01-666-4839 ·
4730016664839 ·
NIIN 016664839 ·
01-666-4839 ·
FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 78286 · 4548K381
Nearby stock numbers← 4730-01-666-4830 Elbow, Hose
·
4730-01-666-4877 Elbow, Tube to Boss →
4730-01-666-4839 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Features
Nipple,pipe — FSC 4730
Thread Series Designator: NPT INLET
1 manufacturer part number on file
Manufacturer of record: Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
Identification
NSN: 4730-01-666-4839
NIIN: 016664839
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
The Nipple,pipe, cataloged under National Stock Number 4730-01-666-4839, 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.
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 4730-01-666-4839?
NSN 4730-01-666-4839 is a Nipple,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 4730-01-666-4839?
NSN 4730-01-666-4839 has 1 manufacturer part number on file: 4548K381 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).
What are the specifications of 4548K381?
Key specifications for 4548K381: Special Features: TECHNICAL MAINTENANCE MANUAL:54-32-01; Part Name Assigned by Controlling Agency: NIPPLE, 0.375 NPT; End Item Identification: SIKORSKY HELICOPTER MODEL S-92A A; Thread Series Designator: NPT INLET. 1 specification is documented in the U.S. Government catalog.
Is NSN 4730-01-666-4839 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.