PartsTable TECHNICAL DATA SHEET
Download PDF
NSN 4730-01-663-7770Government record, cited
Home › MRO › Pipe, Tubing, Hose, and Fittings › 4730-01-663-7770

Reducer, Pipe4730-01-663-7770

NSN 4730-01-663-7770 · NIIN 016637770 · Part number 20-16TRMLON31CNV709
Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 30780
Government record, cited
NSN 4730-01-663-7770 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-663-7770. Manufacturer of record part number: 20-16TRMLON31CNV709.
Also searched as  4730-01-663-7770 · 4730016637770 · NIIN 016637770 · 01-663-7770 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 30780 · 20-16TRMLON31CNV709
Nearby stock numbers  ·
L 38.5 MILLIMETERS ALL ENDS MM 12 ALL ENDS HOSE FITTING
4730-01-663-7770 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Features
  • Reducer,pipe — FSC 4730
  • Nominal Length: 38.5 MILLIMETERS ALL ENDS MM
  • Connection Type: THREADED EXTERNAL TUBE FIRST END
  • Connection Type: THREADED INTERNAL TUBE SECOND END
  • Style Designator: THREADED EXTERNAL RIGID, THREADED INTERNAL SWIVEL
  • Nominal Outside Diameter Tube Accommodated: 1.4375 INCHES FIRST END IN
  • Nominal Outside Diameter Tube Accommodated: 1.6875 INCHES SECOND END IN
  • Nominal Outside Diameter: 1.4375 INCHES FIRST END IN
Identification
  • NSN: 4730-01-663-7770
  • NIIN: 016637770
  • FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: 20-16TRMLON31CNV709
  • Manufacturer: Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division
General Description

The Reducer,pipe, cataloged under National Stock Number 4730-01-663-7770, 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 Tube Fittings Division. Government technical data includes 8 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. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-663-7770
Primary Part Number20-16TRMLON31CNV709
Item NameReducer,pipe
FSC / FSG4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
ManufacturerParker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division
StatusACTIVE
Nominal Length38.5 MILLIMETERS ALL ENDS MM
Connection TypeTHREADED EXTERNAL TUBE FIRST END
Connection TypeTHREADED INTERNAL TUBE SECOND END
Style DesignatorTHREADED EXTERNAL RIGID, THREADED INTERNAL SWIVEL
Nominal Outside Diameter Tube Accommodated1.4375 INCHES FIRST END IN
Nominal Outside Diameter Tube Accommodated1.6875 INCHES SECOND END IN
Nominal Outside Diameter1.4375 INCHES FIRST END IN
Thread Quantity Per Inch12 ALL ENDS
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
20-16TRMLON31CNV709 Fournitures Industrielles De L'ouest (FRA)
20-16TRMLON31CNV709 PRIMARY Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (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 4730-01-663-7770?

NSN 4730-01-663-7770 is a Reducer,pipe, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What part numbers are listed for NSN 4730-01-663-7770?

NSN 4730-01-663-7770 has 2 manufacturer part numbers on file: 20-16TRMLON31CNV709 (Fournitures Industrielles De L'ouest), 20-16TRMLON31CNV709 (Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division).

What are the specifications of 20-16TRMLON31CNV709?

Key specifications for 20-16TRMLON31CNV709: Nominal Length: 38.5 MILLIMETERS ALL ENDS MM; Connection Type: THREADED EXTERNAL TUBE FIRST END; Connection Type: THREADED INTERNAL TUBE SECOND END; Style Designator: THREADED EXTERNAL RIGID, THREADED INTERNAL SWIVEL. 8 specifications are documented in the U.S. Government catalog.

Is NSN 4730-01-663-7770 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.

PartsTable — the parts reference. Every fact cited to its source.
partstable.com/parts/4730-01-663-7770
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
PartsTable Design LLC · partstable.com
partstable.com · © 2026 PartsTable. Data for reference only.
Home · MRO Catalog · Pipe, Tubing, Hose, and Fittings