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NSN 4720-01-644-6169Government record, cited
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Hose, Air Duct4720-01-644-6169

NSN 4720-01-644-6169 · NIIN 016446169
FSC 4720 — Hose and Flexible Tubing · FSG 47 — Pipe, Tubing, Hose, and Fittings
Government record, cited
Also searched as  4720-01-644-6169 · 4720016446169 · NIIN 016446169 · 01-644-6169 · FSC 4720 Hose and Flexible Tubing · M32107/18-35 MIDNT BL · MIL-PRF-32107/18 · M32107/18-35 · M32107/18-35
Nearby stock numbers  ·
END VIEW PIPE CROSS SECTION
4720-01-644-6169 — Hose and Flexible Tubing
Features
  • Hose,air Duct — FSC 4720
  • Cross-Sectional Shape Style: ROUND
  • Inside Diameter: 10.00 INCHES NOMINAL BOTH ENDS IN
Identification
  • NSN: 4720-01-644-6169
  • NIIN: 016446169
  • FSC: 4720 — Hose and Flexible Tubing
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
General Description

The Hose,air Duct, cataloged under National Stock Number 4720-01-644-6169, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 11 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4720-01-644-6169
Item NameHose,air Duct
FSC / FSG4720 / 47 — Hose and Flexible Tubing
StatusACTIVE
Cross-Sectional Shape StyleROUND
Inside Diameter10.00 INCHES NOMINAL BOTH ENDS IN
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 11
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4720-01-644-8184 POSSIBLE MATCH
HOSE,AIR DUCT
Possible match (shared part number)
4720-01-644-8189 POSSIBLE MATCH
HOSE,AIR DUCT
Possible match (shared part number)
4720-01-644-8193 POSSIBLE MATCH
HOSE,AIR DUCT
Possible match (shared part number)
4720-01-644-8194 POSSIBLE MATCH
HOSE,AIR DUCT
Possible match (shared part number)
4720-01-649-9366 POSSIBLE MATCH
HOSE,AIR DUCT
Possible match (shared part number)
4720-01-649-9460 POSSIBLE MATCH
HOSE,AIR DUCT
Possible match (shared part number)
4720-01-649-9492 POSSIBLE MATCH
HOSE,AIR DUCT
Possible match (shared part number)
4720-01-649-9584 POSSIBLE MATCH
HOSE,AIR DUCT
Possible match (shared part number)
4720-01-650-1088 POSSIBLE MATCH
HOSE,AIR DUCT
Possible match (shared part number)
4720-01-650-1242 POSSIBLE MATCH
HOSE,AIR DUCT
Possible match (shared part number)
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
ReferenceMeaning
M32107/18-35 MIDNT BL 5/9 Secondary reference
Ke Fibertec North America Inc
MIL-PRF-32107/18 4/1 Identification reference
U.S. Government activity
M32107/18-35 5/9 Secondary reference
U.S. Government activity
M32107/18-35 2/2 Government specification standardization
U.S. Government activity
Related Parts
4720-01-644-8184POSSIBLE MATCH
HOSE,AIR DUCT
4720-01-644-8189POSSIBLE MATCH
HOSE,AIR DUCT
4720-01-644-8193POSSIBLE MATCH
HOSE,AIR DUCT
4720-01-644-8194POSSIBLE MATCH
HOSE,AIR DUCT
4720-01-649-9366POSSIBLE MATCH
HOSE,AIR DUCT
4720-01-649-9460POSSIBLE MATCH
HOSE,AIR DUCT
4720-01-649-9492POSSIBLE MATCH
HOSE,AIR DUCT
4720-01-649-9584POSSIBLE MATCH
HOSE,AIR DUCT
4720-01-650-1088POSSIBLE MATCH
HOSE,AIR DUCT
4720-01-650-1242POSSIBLE MATCH
HOSE,AIR DUCT
4720-01-650-1256POSSIBLE MATCH
HOSE,AIR DUCT

Frequently Asked Questions

What is NSN 4720-01-644-6169?

NSN 4720-01-644-6169 is a Hose,air Duct, classified under FSC 4720, Hose and Flexible Tubing. Status: active.

What NSN replaces 4720-01-644-6169?

11 possible matches (shared part number, not a government interchangeability claim): 4720-01-644-8184, 4720-01-644-8189, 4720-01-644-8193. Verify interchangeability with system specifications before substitution.

What are the specifications of 4720-01-644-6169?

Key specifications for 4720-01-644-6169: Cross-Sectional Shape Style: ROUND; Inside Diameter: 10.00 INCHES NOMINAL BOTH ENDS IN; Part Name Assigned by Controlling Agency: HOSE,AIR DUCT,ADAPTER,ROUND. 2 specifications are documented in the U.S. Government catalog.

Is NSN 4720-01-644-6169 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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