NSN 4730-01-487-8370 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-487-8370. Manufacturer of record part number: 19C18-32A.
Nearby stock numbers← 4730-01-487-8369 Adapter, Straight, Tube to Boss
·
4730-01-487-8371 Retainer, Coupling →
4730-01-487-8370 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Features
Retainer,coupling — FSC 4730
Inside Diameter: 2.680 INCHES NOMINAL IN
Material: ALUMINUM ALLOY
2 manufacturer part numbers on file
Manufacturer of record: Hydraflow
Identification
NSN: 4730-01-487-8370
NIIN: 014878370
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: 19C18-32A
Manufacturer: Hydraflow
General Description
The Retainer,coupling, cataloged under National Stock Number 4730-01-487-8370, 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 Hydraflow. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 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 4730-01-487-8370?
NSN 4730-01-487-8370 is a Retainer,coupling, manufactured by Hydraflow, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
What part numbers are listed for NSN 4730-01-487-8370?
NSN 4730-01-487-8370 has 2 manufacturer part numbers on file: 19C16-32A (Hydraflow), 19C18-32A (Hydraflow).
What are the specifications of 19C18-32A?
Key specifications for 19C18-32A: Inside Diameter: 2.680 INCHES NOMINAL IN; Special Features: NOMINAL TUBE SIZE O.D. 2.000IN;NHA 17P6D3700 IN; Part Name Assigned by Controlling Agency: COUPING,CLAMP,GROVVED-CLAMSHELL,SELF-LOCKING, BONDED; End Item Identification: C-17A AIRCRAFT A. 2 specifications are documented in the U.S. Government catalog.
Is NSN 4730-01-487-8370 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.