PartsTable TECHNICAL DATA SHEET
NSN 4730-01-041-7984Government record, cited

Reducer, Tube4730-01-041-7984

NSN 4730-01-041-7984 · NIIN 010417984 · Part number NY600-6-4
Swagelok Co · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 3T9T9
Government record, cited
NSN 4730-01-041-7984 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-041-7984. Manufacturer of record part number: NY600-6-4.
Also searched as  4730-01-041-7984 · 4730010417984 · NIIN 010417984 · 01-041-7984 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 3T9T9 · NY600-6-4 · GR550B6-4 · 6-4HBZ-NY
Nearby stock numbers  ·
Features
  • Reducer,tube — FSC 4730
  • Furnished Items and Quantity: 4 FERRULE SLEEVE AND 2 TUBE COUPLING NUT
  • Connection Style: FLARELESS (TUBE) ALL ENDS
  • Nominal Overall Length: 1.750 INCHES IN
  • Connection Type: THREADED EXTERNAL TUBE ALL ENDS
  • Material Document and Classification: ASTM D-789-66 TYPE 1,COLOR WHITE ASSN STD ALL MATERIAL RESPONSES OVERALL
  • Nominal Outside Diameter Tube Accommodated: 0.375 INCHES FIRST END IN
  • Nominal Outside Diameter Tube Accommodated: 0.250 INCHES SECOND END IN
Identification
  • NSN: 4730-01-041-7984
  • NIIN: 010417984
  • FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: NY600-6-4
  • Manufacturer: Swagelok Co
General Description

The Reducer,tube, cataloged under National Stock Number 4730-01-041-7984, 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 Swagelok Co. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
ParameterValue
NSN4730-01-041-7984
Primary Part NumberNY600-6-4
Item NameReducer,tube
FSC / FSG4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
ManufacturerSwagelok Co
StatusACTIVE
Furnished Items and Quantity4 FERRULE SLEEVE AND 2 TUBE COUPLING NUT
Connection StyleFLARELESS (TUBE) ALL ENDS
Nominal Overall Length1.750 INCHES IN
Connection TypeTHREADED EXTERNAL TUBE ALL ENDS
Material Document and ClassificationASTM D-789-66 TYPE 1,COLOR WHITE ASSN STD ALL MATERIAL RESPONSES OVERALL
Nominal Outside Diameter Tube Accommodated0.375 INCHES FIRST END IN
Nominal Outside Diameter Tube Accommodated0.250 INCHES SECOND END IN
Nominal Thread Size0.438 INCHES SECOND END IN
Nominal Thread Size0.562 INCHES FIRST END IN
Seat Angle20.0 DEGREES ALL ENDS
Media for Which DesignedHYDRAULIC FLUID SINGLE RESPONSE
Thread Class2A ALL ENDS A
MaterialPLASTIC POLYAMIDE NYLON OVERALL
Thread Series DesignatorUNF ALL ENDS
Reducer TypeCONCENTRIC
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
GR550B6-4 Northrop Grumman Systems Corporation (USA)
NY600-6-4 PRIMARY Swagelok Co (USA)
Reference documents
ReferenceMeaning
6-4HBZ-NY 5/9 Secondary reference
Parker-Hannifin Corporation Div Instrumentation Products Division
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 4730-01-041-7984?

NSN 4730-01-041-7984 is a Reducer,tube, manufactured by Swagelok Co, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What part numbers are listed for NSN 4730-01-041-7984?

NSN 4730-01-041-7984 has 2 manufacturer part numbers on file: GR550B6-4 (Northrop Grumman Systems Corporation), NY600-6-4 (Swagelok Co).

What are the specifications of NY600-6-4?

Key specifications for NY600-6-4: Furnished Items and Quantity: 4 FERRULE SLEEVE AND 2 TUBE COUPLING NUT; Connection Style: FLARELESS (TUBE) ALL ENDS; Nominal Overall Length: 1.750 INCHES IN; Connection Type: THREADED EXTERNAL TUBE ALL ENDS. 15 specifications are documented in the U.S. Government catalog.

Is NSN 4730-01-041-7984 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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