PartsTable TECHNICAL DATA SHEET

NSN 4720-01-243-6332Government record, cited

Hose, Air Duct4720-01-243-6332

NSN 4720-01-243-6332 · NIIN 012436332 · Part number 501-5589765ITEM37

Naval Sea Systems Command · FSC 4720 — Hose and Flexible Tubing · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 53711

Government record, cited

NSN 4720-01-243-6332 — this item is cataloged by the U.S. Government under National Stock Number 4720-01-243-6332. Manufacturer of record part number: 501-5589765ITEM37.

Also searched as 4720-01-243-6332 · 4720012436332 · NIIN 012436332 · 01-243-6332 · FSC 4720 Hose and Flexible Tubing · CAGE 53711 · 501-5589765ITEM37 · 3140592 · 3140592 · 501-5589765 ITE · 501-5589765

Nearby stock numbers ← 4720-01-243-6296 Tubing, Nonmetallic · 4720-01-243-6333 Hose, Air Duct →

4720-01-243-6332 — Hose and Flexible Tubing

Features

Hose,air Duct — FSC 4720
Cross-Sectional Shape Style: ROUND
Features Provided: OZONE RESISTANT
Material: RUBBER CHLOROPRENE CLASS CR SINGLE PLY
1 manufacturer part number on file
Manufacturer of record: Naval Sea Systems Command

Identification

NSN: 4720-01-243-6332
NIIN: 012436332
FSC: 4720 — Hose and Flexible Tubing
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: 501-5589765ITEM37
Manufacturer: Naval Sea Systems Command

General Description

The Hose,air Duct, cataloged under National Stock Number 4720-01-243-6332, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 3 specifications, 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government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	4720-01-243-6332
Primary Part Number	501-5589765ITEM37
Item Name	Hose,air Duct
FSC / FSG	4720 / 47 — Hose and Flexible Tubing
Manufacturer	Naval Sea Systems Command
Status	ACTIVE
Cross-Sectional Shape Style	ROUND
Features Provided	OZONE RESISTANT
Material	RUBBER CHLOROPRENE CLASS CR SINGLE PLY

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 6

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

4730-01-243-63343140546 POSSIBLE MATCH

SPACER,FLEXIBLE,PIPELINE

Possible match (shared part number)Burke Industries (delaware) Llc

4720-01-243-63353140558 POSSIBLE MATCH

HOSE,AIR DUCT

Possible match (shared part number)Huntington Ingalls Inc Div Newport News Shipbuilding

4720-01-244-00973140595 POSSIBLE MATCH

HOSE,AIR DUCT

Possible match (shared part number)Burke Industries (delaware) Llc

4720-01-244-00983140567 POSSIBLE MATCH

HOSE,AIR DUCT

Possible match (shared part number)Burke Industries (delaware) Llc

4720-01-244-2510501-5589765 ITEM 29 POSSIBLE MATCH

HOSE,AIR DUCT

Possible match (shared part number)Naval Sea Systems Command

4720-01-244-2511501-5589765 ITEM 31 POSSIBLE MATCH

HOSE,AIR DUCT

Possible match (shared part number)Naval Sea Systems Command

Cross-Reference Index

Part Number	Manufacturer
501-5589765ITEM37 PRIMARY	Naval Sea Systems Command (USA)

Reference documents

Reference	Meaning
3140592	3/2 Design control — primary reference U.S. Government activity
3140592	5/9 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding
501-5589765 ITE	C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command
501-5589765	D/9 Drawing number reference only Naval Sea Systems Command

Related Parts

4730-01-243-6334POSSIBLE MATCH

SPACER,FLEXIBLE,PIPELINE

3140546

4720-01-243-6335POSSIBLE MATCH

HOSE,AIR DUCT

3140558

4720-01-244-0097POSSIBLE MATCH

HOSE,AIR DUCT

3140595

4720-01-244-0098POSSIBLE MATCH

HOSE,AIR DUCT

3140567

4720-01-244-2510POSSIBLE MATCH

HOSE,AIR DUCT

501-5589765 ITEM 29

4720-01-244-2511POSSIBLE MATCH

HOSE,AIR DUCT

501-5589765 ITEM 31

Frequently Asked Questions

What is NSN 4720-01-243-6332?

NSN 4720-01-243-6332 is a Hose,air Duct, manufactured by Naval Sea Systems Command, classified under FSC 4720, Hose and Flexible Tubing. Status: active.

What part numbers are listed for NSN 4720-01-243-6332?

NSN 4720-01-243-6332 has 1 manufacturer part number on file: 501-5589765ITEM37 (Naval Sea Systems Command).

What NSN replaces 4720-01-243-6332?

6 possible matches (shared part number, not a government interchangeability claim): 4730-01-243-6334, 4720-01-243-6335, 4720-01-244-0097. Verify interchangeability with system specifications before substitution.

What are the specifications of 501-5589765ITEM37?

Key specifications for 501-5589765ITEM37: Cross-Sectional Shape Style: ROUND; Features Provided: OZONE RESISTANT; Material: RUBBER CHLOROPRENE CLASS CR SINGLE PLY. 3 specifications are documented in the U.S. Government catalog.

Is NSN 4720-01-243-6332 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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