NSN 4730-01-660-0499 · NIIN 016600499 · Part number 801-6641060 ASSY 378
Naval Sea Systems Command · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 53711
Government record, cited
NSN 4730-01-660-0499 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-660-0499. Manufacturer of record part number: 801-6641060 ASSY 378.
Nearby stock numbers← 4730-01-660-0459 Adapter, Straight, Tube to Boss
·
4730-01-660-0501 Adapter, Straight, Tube to Boss →
4730-01-660-0499 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Features
Flange,pipe — FSC 4730
1 manufacturer part number on file
Manufacturer of record: Naval Sea Systems Command
Identification
NSN: 4730-01-660-0499
NIIN: 016600499
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: 801-6641060 ASSY 378
Manufacturer: Naval Sea Systems Command
General Description
The Flange,pipe, cataloged under National Stock Number 4730-01-660-0499, 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 Naval Sea Systems Command. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 14 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 10 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
NSN 4730-01-660-0499 is a Flange,pipe, manufactured by Naval Sea Systems Command, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
What part numbers are listed for NSN 4730-01-660-0499?
NSN 4730-01-660-0499 has 1 manufacturer part number on file: 801-6641060 ASSY 378 (Naval Sea Systems Command).
What NSN replaces 4730-01-660-0499?
10 possible matches (shared part number, not a government interchangeability claim): 4730-01-684-4824, 4730-01-684-4923, 4730-01-684-5276. Verify interchangeability with system specifications before substitution.
Is NSN 4730-01-660-0499 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.