PartsTable TECHNICAL DATA SHEET
NSN 4730-01-418-2127Government record, cited

Coupling Half, Quick Disconnect4730-01-418-2127

NSN 4730-01-418-2127 · NIIN 014182127 · Part number 300-AA-AL
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 4730-01-418-2127 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-418-2127. Manufacturer of record part number: 300-AA-AL.
Also searched as  4730-01-418-2127 · 4730014182127 · NIIN 014182127 · 01-418-2127 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 72661 · 300-AA-AL
Nearby stock numbers  ·
Features
  • Coupling Half,quick Disconnect — FSC 4730
  • Nominal Pipe Size Accommodated: 3.000 INCHES ALL ENDS IN
  • Connection Style: GROOVED ALL ENDS
  • Connection Type: UNTHREADED EXTERNAL PIPE FIRST FLUID END CONNECTION
  • Style Designator: MALE COUPLING HALF
  • Material: ALUMINUM BODY
  • Quick Disconnect Method: PUSH-PULL ALL ENDS
  • 1 manufacturer part number on file
Identification
  • NSN: 4730-01-418-2127
  • NIIN: 014182127
  • FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: 300-AA-AL
  • Manufacturer: Dixon Valve & Coupling Company, Llc Div Dixon Fire
General Description

The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-418-2127, 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 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.

Technical Specifications
ParameterValue
NSN4730-01-418-2127
Primary Part Number300-AA-AL
Item NameCoupling Half,quick Disconnect
FSC / FSG4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
ManufacturerDixon Valve & Coupling Company, Llc Div Dixon Fire
StatusACTIVE
Nominal Pipe Size Accommodated3.000 INCHES ALL ENDS IN
Connection StyleGROOVED ALL ENDS
Connection TypeUNTHREADED EXTERNAL PIPE FIRST FLUID END CONNECTION
Style DesignatorMALE COUPLING HALF
MaterialALUMINUM BODY
Quick Disconnect MethodPUSH-PULL ALL ENDS
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
300-AA-AL PRIMARY 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 4730-01-418-2127?

NSN 4730-01-418-2127 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 4730-01-418-2127?

NSN 4730-01-418-2127 has 1 manufacturer part number on file: 300-AA-AL (Dixon Valve & Coupling Company, Llc Div Dixon Fire).

What are the specifications of 300-AA-AL?

Key specifications for 300-AA-AL: Nominal Pipe Size Accommodated: 3.000 INCHES ALL ENDS IN; Connection Style: GROOVED ALL ENDS; Connection Type: UNTHREADED EXTERNAL PIPE FIRST FLUID END CONNECTION; Style Designator: MALE COUPLING HALF. 6 specifications are documented in the U.S. Government catalog.

Is NSN 4730-01-418-2127 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.
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