PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9609A203-400-4Tubing,nonmetallic

The Entwistle Company Llc · NSN 4720-01-450-7923 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-01-450-7923 — this item is cataloged by the U.S. Government under National Stock Number 4720-01-450-7923. Primary manufacturer part number: 9609A203-400-4.
Features
  • Tubing,nonmetallic — FSC 4720
  • 3 verified cross-references
  • Primary manufacturer: The Entwistle Company Llc
Applications
  • Plumbing and fluid distribution
  • Industrial piping systems
  • Fuel and lubricant distribution
General Description

The Tubing,nonmetallic, cataloged under National Stock Number 4720-01-450-7923, is classified within Federal Supply Class 4720 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is The Entwistle Company Llc. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4720-01-450-7923
Primary Part Number9609A203-400-4
Item NameTubing,nonmetallic
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerThe Entwistle Company Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
6650-00-104-5368GT507BR1 INTERCHANGEABLE
Microscope,optical
Northrop Grumman Systems Corporation
5330-00-741-0155480452R INTERCHANGEABLE
Seal,plain Encased
Federal-Mogul Corp Government Sales Dept
5330-01-466-0479 INTERCHANGEABLE
Packing,preformed
5305-01-549-438660465 INTERCHANGEABLE
Screw,cap,socket Head
American Apex Corporation
Cross-Reference Index
Part NumberManufacturer
9609A203-404 The Entwistle Company Llc (USA)
9609A203-400-4 PRIMARY The Entwistle Company Llc (USA)
60-465 Sims Mfg Corp (USA)
Related Parts
6650-00-104-5368INTERCHANGEABLE
MICROSCOPE,OPTICAL
GT507BR1
5330-00-741-0155INTERCHANGEABLE
SEAL,PLAIN ENCASED
480452R
5330-01-466-0479INTERCHANGEABLE
PACKING,PREFORMED
5305-01-549-4386INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
60465

Frequently Asked Questions

What is NSN 4720-01-450-7923?

NSN 4720-01-450-7923 is a Tubing,nonmetallic, manufactured by The Entwistle Company Llc, classified under FSC 4720 (No Item Name Available). Status: active.

What are the part numbers for NSN 4720-01-450-7923?

NSN 4720-01-450-7923 has 3 cross-referenced part numbers: 9609A203-404 (The Entwistle Company Llc), 9609A203-400-4 (The Entwistle Company Llc), 60-465 (Sims Mfg Corp).

What NSN replaces 4720-01-450-7923?

There are 4 known substitutes for 4720-01-450-7923: 6650-00-104-5368, 5330-00-741-0155, 5330-01-466-0479 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 9609A203-400-4?

Key specifications for 9609A203-400-4: End Item Identification: WASHER SYSTEM KIT, P/N 9609A203-400. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com