PartsTable TECHNICAL DATA SHEET

NSN 4730-01-669-5647Government record, cited

Reducer, Tube4730-01-669-5647

NSN 4730-01-669-5647 · NIIN 016695647 · Part number 16-6 TRTXN-SS

Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 09990

Government record, cited

NSN 4730-01-669-5647 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-669-5647. Manufacturer of record part number: 16-6 TRTXN-SS.

Also searched as 4730-01-669-5647 · 4730016695647 · NIIN 016695647 · 01-669-5647 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 09990 · 16-6 TRTXN-SS · P004584 REV. E ITEM NO. 14

Nearby stock numbers ← 4730-01-669-5625 Union, Pipe · 4730-01-669-5652 Elbow, Pipe →

4730-01-669-5647 — Hose, Pipe, Tube, Lubrication, and Railing Fittings

Features

Reducer,tube — FSC 4730
Nominal Width Across Flats: 1.50 INCHES ALL ENDS IN
Nominal Pipe Size Accommodated: 0.375 INCHES SECOND END IN
Nominal Pipe Size Accommodated: 1.0 INCHES FIRST END IN
Nominal Overall Length: 1.90 INCHES IN
Material: STEEL COMP 316 BODY
2 manufacturer part numbers on file
Manufacturer of record: Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division

Identification

NSN: 4730-01-669-5647
NIIN: 016695647
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: 16-6 TRTXN-SS
Manufacturer: Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division

General Description

The Reducer,tube, cataloged under National Stock Number 4730-01-669-5647, 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 Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4730-01-669-5647
Primary Part Number	16-6 TRTXN-SS
Item Name	Reducer,tube
FSC / FSG	4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Manufacturer	Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
Status	ACTIVE
Nominal Width Across Flats	1.50 INCHES ALL ENDS IN
Nominal Pipe Size Accommodated	0.375 INCHES SECOND END IN
Nominal Pipe Size Accommodated	1.0 INCHES FIRST END IN
Nominal Overall Length	1.90 INCHES IN
Material	STEEL COMP 316 BODY

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
16-6 TRTXN-SS	Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (USA)
16-6 TRTXN-SS PRIMARY	Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division (USA)

Reference documents

Reference	Meaning
P004584 REV. E ITEM NO. 14	D/9 Drawing number reference only Lake Shore Systems, Inc.

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 4730-01-669-5647?

NSN 4730-01-669-5647 is a Reducer,tube, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What part numbers are listed for NSN 4730-01-669-5647?

NSN 4730-01-669-5647 has 2 manufacturer part numbers on file: 16-6 TRTXN-SS (Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division), 16-6 TRTXN-SS (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division).

What are the specifications of 16-6 TRTXN-SS?

Key specifications for 16-6 TRTXN-SS: Nominal Width Across Flats: 1.50 INCHES ALL ENDS IN; Nominal Pipe Size Accommodated: 0.375 INCHES SECOND END IN; Nominal Pipe Size Accommodated: 1.0 INCHES FIRST END IN; Nominal Overall Length: 1.90 INCHES IN. 5 specifications are documented in the U.S. Government catalog.

Is NSN 4730-01-669-5647 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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