Reducer, Tube4730-01-586-3602

NSN 4730-01-586-3602 · NIIN 015863602 · Part number 1WJC3

Grainger Div of W W Grainger Inc · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 4M876

Government record, cited

NSN 4730-01-586-3602 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-586-3602. Manufacturer of record part number: 1WJC3.

Also searched as 4730-01-586-3602 · 4730015863602 · NIIN 015863602 · 01-586-3602 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 4M876 · 1WJC3

Nearby stock numbers ← 4730-01-586-3596 Adapter, Straight, Pipe to Tube · 4730-01-586-3613 Wye, True, Pipe →

4730-01-586-3602 — Hose, Pipe, Tube, Lubrication, and Railing Fittings

Features

Reducer,tube — FSC 4730
Connection Type: UNTHREADED EXTERNAL TUBE FIRST END
Connection Type: UNTHREADED INTERNAL TUBE SECOND END
Nominal Outside Diameter Tube Accommodated: 2.000 INCHES SECOND END IN
Nominal Outside Diameter Tube Accommodated: 4.000 INCHES FIRST END IN
Maximum Operating Temp: 180.0 FAHRENHEIT SINGLE RESPONSE DEGF
Material: PLASTIC ACRYLONITRILE-BUTADIENE-STYRENE (ABS) OVERALL
1 manufacturer part number on file

Identification

NSN: 4730-01-586-3602
NIIN: 015863602
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: 1WJC3
Manufacturer: Grainger Div of W W Grainger Inc

General Description

The Reducer,tube, cataloged under National Stock Number 4730-01-586-3602, 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 Grainger Div of W W Grainger Inc. 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

Parameter	Value
NSN	4730-01-586-3602
Primary Part Number	1WJC3
Item Name	Reducer,tube
FSC / FSG	4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Manufacturer	Grainger Div of W W Grainger Inc
Status	ACTIVE
Connection Type	UNTHREADED EXTERNAL TUBE FIRST END
Connection Type	UNTHREADED INTERNAL TUBE SECOND END
Nominal Outside Diameter Tube Accommodated	2.000 INCHES SECOND END IN
Nominal Outside Diameter Tube Accommodated	4.000 INCHES FIRST END IN
Maximum Operating Temp	180.0 FAHRENHEIT SINGLE RESPONSE DEGF
Material	PLASTIC ACRYLONITRILE-BUTADIENE-STYRENE (ABS) OVERALL

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
1WJC3 PRIMARY	Grainger Div of W W Grainger Inc (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 4730-01-586-3602?

NSN 4730-01-586-3602 is a Reducer,tube, manufactured by Grainger Div of W W Grainger Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What part numbers are listed for NSN 4730-01-586-3602?

NSN 4730-01-586-3602 has 1 manufacturer part number on file: 1WJC3 (Grainger Div of W W Grainger Inc).

What are the specifications of 1WJC3?

Key specifications for 1WJC3: Connection Type: UNTHREADED EXTERNAL TUBE FIRST END; Connection Type: UNTHREADED INTERNAL TUBE SECOND END; Nominal Outside Diameter Tube Accommodated: 2.000 INCHES SECOND END IN; Nominal Outside Diameter Tube Accommodated: 4.000 INCHES FIRST END IN. 6 specifications are documented in the U.S. Government catalog.

Is NSN 4730-01-586-3602 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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