PartsTable TECHNICAL DATA SHEET
NSN 4720-01-623-2985Government record, cited

Hose, Air Duct, Air Breathing4720-01-623-2985

NSN 4720-01-623-2985 · NIIN 016232985 · Part number LE49993-505
Allclear Aerospace & Defense, Inc. Dba Allclear Aerospace & Defense Inc · FSC 4720 — Hose and Flexible Tubing · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 1ZK21
Government record, cited
NSN 4720-01-623-2985 — this item is cataloged by the U.S. Government under National Stock Number 4720-01-623-2985. Manufacturer of record part number: LE49993-505.
Also searched as  4720-01-623-2985 · 4720016232985 · NIIN 016232985 · 01-623-2985 · FSC 4720 Hose and Flexible Tubing · CAGE 1ZK21 · LE49993-505
Nearby stock numbers  ·
Features
  • Hose,air Duct,air Breathing — FSC 4720
  • 1 manufacturer part number on file
  • Manufacturer of record: Allclear Aerospace & Defense, Inc. Dba Allclear Aerospace & Defense Inc
Identification
  • NSN: 4720-01-623-2985
  • NIIN: 016232985
  • FSC: 4720 — Hose and Flexible Tubing
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: LE49993-505
  • Manufacturer: Allclear Aerospace & Defense, Inc. Dba Allclear Aerospace & Defense Inc
General Description

The Hose,air Duct,air Breathing, cataloged under National Stock Number 4720-01-623-2985, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Allclear Aerospace & Defense, Inc. Dba Allclear Aerospace & Defense Inc. 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
NSN4720-01-623-2985
Primary Part NumberLE49993-505
Item NameHose,air Duct,air Breathing
FSC / FSG4720 / 47 — Hose and Flexible Tubing
ManufacturerAllclear Aerospace & Defense, Inc. Dba Allclear Aerospace & Defense Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL Q — CCL Item — Commerce Control List
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
LE49993-505 PRIMARY Allclear Aerospace & Defense, Inc. Dba Allclear Aerospace & Defense Inc (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 4720-01-623-2985?

NSN 4720-01-623-2985 is a Hose,air Duct,air Breathing, manufactured by Allclear Aerospace & Defense, Inc. Dba Allclear Aerospace & Defense Inc, classified under FSC 4720, Hose and Flexible Tubing. Status: active.

What part numbers are listed for NSN 4720-01-623-2985?

NSN 4720-01-623-2985 has 1 manufacturer part number on file: LE49993-505 (Allclear Aerospace & Defense, Inc. Dba Allclear Aerospace & Defense Inc).

What are the specifications of LE49993-505?

Key specifications for LE49993-505: Part Name Assigned by Controlling Agency: ASSY BLEED AIR DUCT. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4720-01-623-2985 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.

What is the DEMIL code for NSN 4720-01-623-2985?

NSN 4720-01-623-2985 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.

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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