PartsTable TECHNICAL DATA SHEET
NSN 4720-01-202-8664Government record, cited

Hose, Preformed4720-01-202-8664

NSN 4720-01-202-8664 · NIIN 012028664 · Part number DOU1028
Flexfab Llc · FSC 4720 — Hose and Flexible Tubing · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 16632
Government record, cited
NSN 4720-01-202-8664 — this item is cataloged by the U.S. Government under National Stock Number 4720-01-202-8664. Manufacturer of record part number: DOU1028.
Also searched as  4720-01-202-8664 · 4720012028664 · NIIN 012028664 · 01-202-8664 · FSC 4720 Hose and Flexible Tubing · CAGE 16632 · DOU1028 · 75J588015-201 · 75J588015
Nearby stock numbers  ·
Features
  • Hose,preformed — FSC 4720
  • Wall Thickness: 0.060 INCHES MINIMUM AND 0.085 INCHES MAXIMUM IN
  • Inside Diameter: 1.500 INCHES NOMINAL IN
  • 2 manufacturer part numbers on file
  • Manufacturer of record: Flexfab Llc
Identification
  • NSN: 4720-01-202-8664
  • NIIN: 012028664
  • FSC: 4720 — Hose and Flexible Tubing
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: DOU1028
  • Manufacturer: Flexfab Llc
General Description

The Hose,preformed, cataloged under National Stock Number 4720-01-202-8664, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Flexfab Llc. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
NSN4720-01-202-8664
Primary Part NumberDOU1028
Item NameHose,preformed
FSC / FSG4720 / 47 — Hose and Flexible Tubing
ManufacturerFlexfab Llc
StatusACTIVE
Wall Thickness0.060 INCHES MINIMUM AND 0.085 INCHES MAXIMUM IN
Inside Diameter1.500 INCHES NOMINAL IN
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
75J588015-201 The Boeing Company Div Defense (USA)
DOU1028 PRIMARY Flexfab Llc (USA)
Reference documents
ReferenceMeaning
75J588015 D/9 Drawing number reference only
The Boeing Company Div Defense
No interchangeability data on file.
Other items in FSC 4720 — Hose and Flexible Tubing
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4720-00-000-0080
HOSE ASSEMBLY,NONMETALLIC
4720-00-000-0081
4720-00-000-0081 · Item name not on file
4720-00-000-0084
HOSE,PREFORMED
4720-00-000-0724
4720-00-000-0724 · Item name not on file
4720-00-001-0014
HOSE ASSEMBLY,NONMETALLIC
4720-00-001-0015
4720-00-001-0015 · Item name not on file
4720-00-001-0023
HOSE ASSEMBLY,NONMETALLIC
4720-00-001-0025
4720-00-001-0025 · Item name not on file

Frequently Asked Questions

What is NSN 4720-01-202-8664?

NSN 4720-01-202-8664 is a Hose,preformed, manufactured by Flexfab Llc, classified under FSC 4720, Hose and Flexible Tubing. Status: active.

What part numbers are listed for NSN 4720-01-202-8664?

NSN 4720-01-202-8664 has 2 manufacturer part numbers on file: 75J588015-201 (The Boeing Company Div Defense), DOU1028 (Flexfab Llc).

What are the specifications of DOU1028?

Key specifications for DOU1028: Wall Thickness: 0.060 INCHES MINIMUM AND 0.085 INCHES MAXIMUM IN; Inside Diameter: 1.500 INCHES NOMINAL IN; Special Features: WITH TWO CENTER HUMPSAND EXTERNAL RING REINFORCEMENT. 2 specifications are documented in the U.S. Government catalog.

Is NSN 4720-01-202-8664 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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