NSN 4730-01-581-9721 · NIIN 015819721 · Part number 51230-302
Transdigm Inc Div Adelwiggins Group · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 21392
Government record, cited
NSN 4730-01-581-9721 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-581-9721. Manufacturer of record part number: 51230-302.
Also searched as4730-01-581-9721 ·
4730015819721 ·
NIIN 015819721 ·
01-581-9721 ·
FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 21392 · 51230-302
Nearby stock numbers← 4730-01-581-9691 Adapter, Straight, Flange to Tube
·
4730-01-581-9726 Elbow, Tube to Boss →
4730-01-581-9721 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Features
Coupling Half,quick Disconnect — FSC 4730
Style Designator: MALE COUPLING HALF
Material Document and Classification: QQ-A-225 FED SPEC SINGLE MATERIAL RESPONSE AND QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE BODY
Operating Pressure: 100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Maximum Operating Temp: 250.0 FAHRENHEIT SINGLE RESPONSE DEGF
Material: ALUMINUM ALLOY AND STEEL BODY
Material: RUBBER GASKET
1 manufacturer part number on file
Identification
NSN: 4730-01-581-9721
NIIN: 015819721
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: 51230-302
Manufacturer: Transdigm Inc Div Adelwiggins Group
General Description
The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-581-9721, 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 Transdigm Inc Div Adelwiggins Group. 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 4730-01-581-9721?
NSN 4730-01-581-9721 is a Coupling Half,quick Disconnect, manufactured by Transdigm Inc Div Adelwiggins Group, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
What part numbers are listed for NSN 4730-01-581-9721?
NSN 4730-01-581-9721 has 1 manufacturer part number on file: 51230-302 (Transdigm Inc Div Adelwiggins Group).
What are the specifications of 51230-302?
Key specifications for 51230-302: Style Designator: MALE COUPLING HALF; Material Document and Classification: QQ-A-225 FED SPEC SINGLE MATERIAL RESPONSE AND QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE BODY; Overall Length: 1.244 INCHES NOMINAL IN; Operating Pressure: 100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. 6 specifications are documented in the U.S. Government catalog.
Is NSN 4730-01-581-9721 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.