NSN 4730-01-545-6473 · NIIN 015456473 · Part number W02003
Mueller Refrigeration Products Co · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 1BND5
Government record, cited
NSN 4730-01-545-6473 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-545-6473. Manufacturer of record part number: W02003.
4730-01-545-6473 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Features
Elbow,tube — FSC 4730
Flow Angle: 90.0 DEGREES
Connection Style: SOCKET (TUBE) ALL ENDS
Connection Type: UNTHREADED INTERNAL TUBE ALL ENDS
Nominal Outside Diameter Tube Accommodated: 0.250 INCHES ALL ENDS IN
Media for Which Designed: REFRIGERATION COMPOUND SINGLE RESPONSE
Material: COPPER ALLOY OVERALL
2 manufacturer part numbers on file
Identification
NSN: 4730-01-545-6473
NIIN: 015456473
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: W02003
Manufacturer: Mueller Refrigeration Products Co
General Description
The Elbow,tube, cataloged under National Stock Number 4730-01-545-6473, 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 Mueller Refrigeration Products Co. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
NSN 4730-01-545-6473 is a Elbow,tube, manufactured by Mueller Refrigeration Products Co, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
What part numbers are listed for NSN 4730-01-545-6473?
NSN 4730-01-545-6473 has 2 manufacturer part numbers on file: W02003 (Mueller Refrigeration Products Co), 7646662 ITEM F-21 (Naval Sea Systems Command).
What NSN replaces 4730-01-545-6473?
5 possible matches (shared part number, not a government interchangeability claim): 4730-01-545-7044, 4730-01-545-7128, 4730-01-545-7131. Verify interchangeability with system specifications before substitution.
What are the specifications of W02003?
Key specifications for W02003: Flow Angle: 90.0 DEGREES; Connection Style: SOCKET (TUBE) ALL ENDS; Connection Type: UNTHREADED INTERNAL TUBE ALL ENDS; Nominal Outside Diameter Tube Accommodated: 0.250 INCHES ALL ENDS IN. 6 specifications are documented in the U.S. Government catalog.
Is NSN 4730-01-545-6473 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.