PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

42806Union,tube

Dionex Corporation · NSN 4730-01-431-9639 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-431-9639 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-431-9639. Primary manufacturer part number: 42806.
Features
  • Union,tube — FSC 4730
  • 2 verified cross-references
  • Primary manufacturer: Dionex Corporation
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Union,tube, cataloged under National Stock Number 4730-01-431-9639, 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 Dionex Corporation. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameUnion,tube
FSC / FSG4730 — No Item Name Available (FSG 47)
ManufacturersTechnique Energie Atomique - Technicatome (CAGE FA9Y8); Dionex Corporation (CAGE 21248)
Technical Specifications
ParameterValue
NSN4730-01-431-9639
Primary Part Number42806
Item NameUnion,tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerDionex Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4720-00-187-4102 INTERCHANGEABLE
Hose,nonmetallic
5930-00-636-077642806REVB INTERCHANGEABLE
Switch,rotary
L3harris Technologies, Inc Div Space & Airborne Systems
3455-01-064-895042806 INTERCHANGEABLE
Cutter,milling,end
Kennametal Inc. Div Kennametal Industrial Products Group
5962-01-178-246242806 INTERCHANGEABLE
Microcircuit,digital
Raytheon Company Div Rmd Strategic
5950-01-256-0226 INTERCHANGEABLE
Transformer,power
6640-01-469-2993428.06 INTERCHANGEABLE
Scoop,laboratory
Ams, Inc
4730-01-546-1145 INTERCHANGEABLE
Peek Union
Cross-Reference Index
Part NumberManufacturer
NTA-110826 Technique Energie Atomique - Technicatome (FRA)
42806 PRIMARY Dionex Corporation (USA)
Related Parts
4720-00-187-4102INTERCHANGEABLE
HOSE,NONMETALLIC
5930-00-636-0776INTERCHANGEABLE
SWITCH,ROTARY
42806REVB
3455-01-064-8950INTERCHANGEABLE
CUTTER,MILLING,END
42806
5962-01-178-2462INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
42806
5950-01-256-0226INTERCHANGEABLE
TRANSFORMER,POWER
6640-01-469-2993INTERCHANGEABLE
SCOOP,LABORATORY
428.06
4730-01-546-1145INTERCHANGEABLE
PEEK UNION

Frequently Asked Questions

What is NSN 4730-01-431-9639?

NSN 4730-01-431-9639 is a Union,tube, manufactured by Dionex Corporation, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-431-9639?

NSN 4730-01-431-9639 has 2 cross-referenced part numbers: NTA-110826 (Technique Energie Atomique - Technicatome), 42806 (Dionex Corporation).

What NSN replaces 4730-01-431-9639?

There are 7 known substitutes for 4730-01-431-9639: 4720-00-187-4102, 5930-00-636-0776, 3455-01-064-8950 and 4 more. Verify interchangeability with system specifications before substitution.

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