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NSN 4720-01-666-9409Government record, cited
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Hose Assembly, Nonmetallic4720-01-666-9409

NSN 4720-01-666-9409 · NIIN 016669409 · Part number 1016879-1
Hamilton Sundstrand Corporation Dba Collins Aerospace · FSC 4720 — Hose and Flexible Tubing · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 73030
Government record, cited
NSN 4720-01-666-9409 — this item is cataloged by the U.S. Government under National Stock Number 4720-01-666-9409. Manufacturer of record part number: 1016879-1.
Also searched as  4720-01-666-9409 · 4720016669409 · NIIN 016669409 · 01-666-9409 · FSC 4720 Hose and Flexible Tubing · CAGE 73030 · 1016879-1
Nearby stock numbers  ·
END VIEW PIPE CROSS SECTION
4720-01-666-9409 — Hose and Flexible Tubing
Features
  • Hose Assembly,nonmetallic — FSC 4720
  • Criticality Code Justification: FEAT
  • 1 manufacturer part number on file
  • Manufacturer of record: Hamilton Sundstrand Corporation Dba Collins Aerospace
Identification
  • NSN: 4720-01-666-9409
  • NIIN: 016669409
  • FSC: 4720 — Hose and Flexible Tubing
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: 1016879-1
  • Manufacturer: Hamilton Sundstrand Corporation Dba Collins Aerospace
General Description

The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-666-9409, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4720-01-666-9409
Primary Part Number1016879-1
Item NameHose Assembly,nonmetallic
FSC / FSG4720 / 47 — Hose and Flexible Tubing
ManufacturerHamilton Sundstrand Corporation Dba Collins Aerospace
StatusACTIVE
Criticality Code JustificationFEAT
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeY
Cross-Reference Index
Part NumberManufacturer
1016879-1 PRIMARY Hamilton Sundstrand Corporation Dba Collins Aerospace (USA)
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 4720-01-666-9409?

NSN 4720-01-666-9409 is a Hose Assembly,nonmetallic, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 4720, Hose and Flexible Tubing. Status: active.

What part numbers are listed for NSN 4720-01-666-9409?

NSN 4720-01-666-9409 has 1 manufacturer part number on file: 1016879-1 (Hamilton Sundstrand Corporation Dba Collins Aerospace).

What are the specifications of 1016879-1?

Key specifications for 1016879-1: Criticality Code Justification: FEAT; Special Features: CRITICAL APPLICATION ITEM (CAI); PART OF ENVIRONMENTAL CONTROL SYSTEMS; Part Name Assigned by Controlling Agency: FLEXHOSE; End Item Identification: CH-53K SIKORSKY HEAVY LIFT HELICOPTER. 1 specification is documented in the U.S. Government catalog.

Is NSN 4720-01-666-9409 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.

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✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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