NSN 4730-01-678-3198 · NIIN 016783198 · Part number 300-A-HA
Dixon Valve & Coupling Company, Llc Div Dixon Fire · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 72661
Government record, cited
NSN 4730-01-678-3198 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-678-3198. Manufacturer of record part number: 300-A-HA.
Also searched as4730-01-678-3198 ·
4730016783198 ·
NIIN 016783198 ·
01-678-3198 ·
FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 72661 · 300-A-HA
Nearby stock numbers← 4730-01-678-3179 Adapter, Straight, Pipe to Tube
·
4730-01-678-3200 Plug, Tube Fitting, Solder Type →
4730-01-678-3198 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Features
Coupling Half,quick Disconnect — FSC 4730
Connection Type: EXTERNAL QUICK DISCONNECT FIRST FLUID END CONNECTION
Style Designator: FEMALE COUPLING HALF
1 manufacturer part number on file
Manufacturer of record: Dixon Valve & Coupling Company, Llc Div Dixon Fire
Identification
NSN: 4730-01-678-3198
NIIN: 016783198
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: 300-A-HA
Manufacturer: Dixon Valve & Coupling Company, Llc Div Dixon Fire
General Description
The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-678-3198, 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 Dixon Valve & Coupling Company, Llc Div Dixon Fire. Government technical data includes 2 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.
Dixon Valve & Coupling Company, Llc Div Dixon Fire (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 4730-01-678-3198?
NSN 4730-01-678-3198 is a Coupling Half,quick Disconnect, manufactured by Dixon Valve & Coupling Company, Llc Div Dixon Fire, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
What part numbers are listed for NSN 4730-01-678-3198?
NSN 4730-01-678-3198 has 1 manufacturer part number on file: 300-A-HA (Dixon Valve & Coupling Company, Llc Div Dixon Fire).
What are the specifications of 300-A-HA?
Key specifications for 300-A-HA: Connection Type: EXTERNAL QUICK DISCONNECT FIRST FLUID END CONNECTION; Style Designator: FEMALE COUPLING HALF; Special Features: CAM AND GROOVE; Part Name Assigned by Controlling Agency: COUPLING HALF, QUICK DISCONNECT. 2 specifications are documented in the U.S. Government catalog.
Is NSN 4730-01-678-3198 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.