Duct, Fan4720-01-161-6801

NSN 4720-01-161-6801 · NIIN 011616801

FSC 4720 — Hose and Flexible Tubing · FSG 47 — Pipe, Tubing, Hose, and Fittings

Government record, cited

Also searched as 4720-01-161-6801 · 4720011616801 · NIIN 011616801 · 01-161-6801 · FSC 4720 Hose and Flexible Tubing

Nearby stock numbers ← 4720-01-161-6678 Hose, Preformed · 4720-01-161-7670 Duct, Heat →

4720-01-161-6801 — Hose and Flexible Tubing

Features

Duct,fan — FSC 4720
General Characteristics Item Description: POLYSULFONE,20-30 PCT GLASS FILLED; RECTANGULAR CONFIGURATION,ROUNDED CORNERS ONE END,SHARP CORNERS RECESSED END; O/A DIM. 4.69 IN. W; 4.94 IN. H; 0.63 IN. LG IN

Identification

NSN: 4720-01-161-6801
NIIN: 011616801
FSC: 4720 — Hose and Flexible Tubing
FSG: 47 — Pipe, Tubing, Hose, and Fittings

General Description

The Duct,fan, cataloged under National Stock Number 4720-01-161-6801, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4720-01-161-6801
Item Name	Duct,fan
FSC / FSG	4720 / 47 — Hose and Flexible Tubing
Status	ACTIVE
General Characteristics Item Description	POLYSULFONE,20-30 PCT GLASS FILLED; RECTANGULAR CONFIGURATION,ROUNDED CORNERS ONE END,SHARP CORNERS RECESSED END; O/A DIM. 4.69 IN. W; 4.94 IN. H; 0.63 IN. LG IN

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

⇄ Related Items 1

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

5331-01-431-9428 POSSIBLE MATCH

O-RING

Possible match (shared part number)

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
461330	3/9 Design control — primary reference Miltope Corporation

Related Parts

5331-01-431-9428POSSIBLE MATCH

O-RING

Frequently Asked Questions

What is NSN 4720-01-161-6801?

NSN 4720-01-161-6801 is a Duct,fan, classified under FSC 4720, Hose and Flexible Tubing. Status: active.

What NSN replaces 4720-01-161-6801?

1 possible match (shared part number, not a government interchangeability claim): 5331-01-431-9428. Verify interchangeability with system specifications before substitution.

What are the specifications of 4720-01-161-6801?

Key specifications for 4720-01-161-6801: General Characteristics Item Description: POLYSULFONE,20-30 PCT GLASS FILLED; RECTANGULAR CONFIGURATION,ROUNDED CORNERS ONE END,SHARP CORNERS RECESSED END; O/A DIM. 4.69 IN. W; 4.94 IN. H; 0.63 IN. LG IN. 1 specification is documented in the U.S. Government catalog.

Is NSN 4720-01-161-6801 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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