NSN 4730-01-437-4223 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-437-4223. Manufacturer of record part number: 6405-6-2.
Also searched as4730-01-437-4223 ·
4730014374223 ·
NIIN 014374223 ·
01-437-4223 ·
FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 0S1H5 · 6405-6-2
Nearby stock numbers← 4730-01-437-4221 Adapter, Straight, Tube to Boss
·
4730-01-437-4241 Connector, Multiple, Fluid Pressur →
4730-01-437-4223 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Features
Adapter,straight,pipe to Boss — FSC 4730
Furnished Items and Quantity: 1 PREFORMED PACKING
Connection Style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
Connection Style: PLAIN (PIPE) FIRST END
Connection Type: THREADED INTERNAL PIPE FIRST END
Connection Type: THREADED EXTERNAL BOSS SECOND END
Nominal Thread Size: 0.562 INCHES SECOND END IN
Nominal Thread Size: 0.125 INCHES FIRST END IN
Identification
NSN: 4730-01-437-4223
NIIN: 014374223
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: 6405-6-2
Manufacturer: Tompkins Industries Inc
General Description
The Adapter,straight,pipe to Boss, cataloged under National Stock Number 4730-01-437-4223, 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 Tompkins Industries Inc. Government technical data includes 11 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 4730-01-437-4223?
NSN 4730-01-437-4223 is a Adapter,straight,pipe to Boss, manufactured by Tompkins Industries Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
What part numbers are listed for NSN 4730-01-437-4223?
NSN 4730-01-437-4223 has 1 manufacturer part number on file: 6405-6-2 (Tompkins Industries Inc).
What are the specifications of 6405-6-2?
Key specifications for 6405-6-2: Furnished Items and Quantity: 1 PREFORMED PACKING; Connection Style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END; Connection Style: PLAIN (PIPE) FIRST END; Connection Type: THREADED INTERNAL PIPE FIRST END. 11 specifications are documented in the U.S. Government catalog.
Is NSN 4730-01-437-4223 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.