PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

016449Adapter,straight,pipe to Tube

Caterpillar Inc Div Caterpillar Defense · NSN 4730-01-350-3743 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-350-3743 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-350-3743. Primary manufacturer part number: 016449.
Features
  • Adapter,straight,pipe to Tube — FSC 4730
  • 4 verified cross-references
  • Primary manufacturer: Caterpillar Inc Div Caterpillar Defense
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Adapter,straight,pipe to Tube, cataloged under National Stock Number 4730-01-350-3743, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Caterpillar Inc Div Caterpillar Defense. This item has 4 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameAdapter,straight,pipe to Tube
FSC / FSG4730 — No Item Name Available (FSG 47)
ManufacturersCaterpillar Inc Div Caterpillar Defense (CAGE 11083)
Technical Specifications
ParameterValue
NSN4730-01-350-3743
Primary Part Number016449
Item NameAdapter,straight,pipe to Tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5360-00-260-412918-457-3 INTERCHANGEABLE
Spring,helical,compression
Automatic Switch Company Dba Asco
5330-00-508-08042H1118 INTERCHANGEABLE
Gasket
Caterpillar Inc Div Caterpillar Defense
5950-00-645-792216449 INTERCHANGEABLE
Coil,electrical
Prestolite Electric Inc
2990-00-878-077616449 INTERCHANGEABLE
Retainer Assembly,governor Weigh
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
5305-00-925-4781MS35275-220 INTERCHANGEABLE
Screw,machine
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5330-01-147-127016-449 INTERCHANGEABLE
Gasket
Rix Industries
3120-01-208-540616449 INTERCHANGEABLE
Bushing,sleeve
Air & Liquid Systems Corporation Dba Buffalo Pumps
4730-01-228-751916449 INTERCHANGEABLE
Fitting,lubrication
Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling
4210-01-286-977016449 INTERCHANGEABLE
Nozzle,fire Equipment
Tyco Fire Products Lp
4710-01-350-40459Y7426 INTERCHANGEABLE
Tube Assembly,metal
Caterpillar Inc Div Caterpillar Defense
Cross-Reference Index
Part NumberManufacturer
9Y6518 Caterpillar Inc Div Caterpillar Defense (USA)
16449 Caterpillar Inc Div Caterpillar Defense (USA)
016449 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
9Y6518 ITEM 72 Caterpillar Inc Div Caterpillar Defense (USA)
Related Parts
5360-00-260-4129INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
18-457-3
5330-00-508-0804INTERCHANGEABLE
GASKET
2H1118
5950-00-645-7922INTERCHANGEABLE
COIL,ELECTRICAL
16449
2990-00-878-0776INTERCHANGEABLE
RETAINER ASSEMBLY,GOVERNOR WEIGH
16449
5305-00-925-4781INTERCHANGEABLE
SCREW,MACHINE
MS35275-220
5330-01-147-1270INTERCHANGEABLE
GASKET
16-449
3120-01-208-5406INTERCHANGEABLE
BUSHING,SLEEVE
16449
4730-01-228-7519INTERCHANGEABLE
FITTING,LUBRICATION
16449
4210-01-286-9770INTERCHANGEABLE
NOZZLE,FIRE EQUIPMENT
16449
4710-01-350-4045INTERCHANGEABLE
TUBE ASSEMBLY,METAL
9Y7426
4710-01-350-4046INTERCHANGEABLE
TUBE ASSEMBLY,METAL
7E9652
4710-01-350-4047INTERCHANGEABLE
TUBE ASSEMBLY,METAL
9Y7412

Frequently Asked Questions

What is NSN 4730-01-350-3743?

NSN 4730-01-350-3743 is a Adapter,straight,pipe to Tube, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-350-3743?

NSN 4730-01-350-3743 has 4 cross-referenced part numbers: 9Y6518 (Caterpillar Inc Div Caterpillar Defense), 16449 (Caterpillar Inc Div Caterpillar Defense), 016449 (Caterpillar Inc Div Caterpillar Defense), 9Y6518 ITEM 72 (Caterpillar Inc Div Caterpillar Defense).

What NSN replaces 4730-01-350-3743?

There are 12 known substitutes for 4730-01-350-3743: 5360-00-260-4129, 5330-00-508-0804, 5950-00-645-7922 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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