NSN 4730-01-211-9450 · NIIN 012119450 · Part number 3437.291
Cleveland Service Center · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 54119
Government record, cited
NSN 4730-01-211-9450 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-211-9450. Manufacturer of record part number: 3437.291.
Also searched as4730-01-211-9450 ·
4730012119450 ·
NIIN 012119450 ·
01-211-9450 ·
FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 54119 · 3437.291 · 0141270-291 · 437-291
Nearby stock numbers← 4730-01-211-9449 Elbow, Pipe to Boss
·
4730-01-211-9491 →
4730-01-211-9450 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Features
Reducer,pipe — FSC 4730
Nominal Pipe Size Accommodated: 2.500 INCHES FIRST END IN
Nominal Pipe Size Accommodated: 1.500 INCHES SECOND END IN
Connection Style: SOCKET (PIPE) SECOND END
Connection Style: REDUCED SOCKET (PIPE) FIRST END
Nominal Overall Length: 3.687 INCHES IN
Connection Type: UNTHREADED INTERNAL PIPE ALL ENDS
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: 3437.291
Manufacturer: Cleveland Service Center
General Description
The Reducer,pipe, cataloged under National Stock Number 4730-01-211-9450, 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 Cleveland Service Center. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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 4730-01-211-9450?
NSN 4730-01-211-9450 is a Reducer,pipe, manufactured by Cleveland Service Center, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
What part numbers are listed for NSN 4730-01-211-9450?
NSN 4730-01-211-9450 has 3 manufacturer part numbers on file: 0141270-291 (Cleveland Service Center), 437-291 (Cleveland Service Center), 3437.291 (Cleveland Service Center).
What are the specifications of 3437.291?
Key specifications for 3437.291: Nominal Pipe Size Accommodated: 2.500 INCHES FIRST END IN; Nominal Pipe Size Accommodated: 1.500 INCHES SECOND END IN; Connection Style: SOCKET (PIPE) SECOND END; Connection Style: REDUCED SOCKET (PIPE) FIRST END. 8 specifications are documented in the U.S. Government catalog.
Is NSN 4730-01-211-9450 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.