NSN 4730-00-074-2579 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-074-2579. Manufacturer of record part number: S6127-50516-1.
Also searched as4730-00-074-2579 ·
4730000742579 ·
NIIN 000742579 ·
00-074-2579 ·
FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 78286 · S6127-50516-1
Nearby stock numbers← 4730-00-074-2519 Tee, Flange to Tube
·
4730-00-074-2662 Adapter, Straight, Pipe to Tube →
4730-00-074-2579 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Features
Restrictor,fluid Flow — FSC 4730
Length: 1.187 INCHES NOMINAL IN
Thread Provision: UNTHREADED LOCATION NOT OTHERWISE SPECIFIED
Design Type: TUBULAR
Outside Diameter: 2.864 INCHES MINIMUM AND 2.866 INCHES MAXIMUM IN
Material: COPPER ALLOY
Orifice Diameter: 0.498 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN
1 manufacturer part number on file
Identification
NSN: 4730-00-074-2579
NIIN: 000742579
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
The Restrictor,fluid Flow, cataloged under National Stock Number 4730-00-074-2579, 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 6 specifications, 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 4730-00-074-2579?
NSN 4730-00-074-2579 is a Restrictor,fluid Flow, 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 4730-00-074-2579?
NSN 4730-00-074-2579 has 1 manufacturer part number on file: S6127-50516-1 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).
What are the specifications of S6127-50516-1?
Key specifications for S6127-50516-1: Length: 1.187 INCHES NOMINAL IN; Thread Provision: UNTHREADED LOCATION NOT OTHERWISE SPECIFIED; Design Type: TUBULAR; Outside Diameter: 2.864 INCHES MINIMUM AND 2.866 INCHES MAXIMUM IN. 6 specifications are documented in the U.S. Government catalog.
Is NSN 4730-00-074-2579 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.