PartsTable TECHNICAL DATA SHEET

NSN 4320-01-674-5779Government record, cited

Pump Unit, Centrifugal4320-01-674-5779

NSN 4320-01-674-5779 · NIIN 016745779 · Part number 225500072

Marine Air Systems Inc · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 01KK1

Government record, cited

NSN 4320-01-674-5779 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-674-5779. Manufacturer of record part number: 225500072.

Also searched as 4320-01-674-5779 · 4320016745779 · NIIN 016745779 · 01-674-5779 · FSC 4320 Power and Hand Pumps · CAGE 01KK1 · 225500072 · CPD 0072

Nearby stock numbers ← 4320-01-674-4839 Seal Assembly, Shaft, Spring Loade · 4320-01-674-5802 Shaft, Transmission, Pump →

Features

Pump Unit,centrifugal — FSC 4320
1 manufacturer part number on file
Manufacturer of record: Marine Air Systems Inc

Identification

NSN: 4320-01-674-5779
NIIN: 016745779
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: 225500072
Manufacturer: Marine Air Systems Inc

General Description

The Pump Unit,centrifugal, cataloged under National Stock Number 4320-01-674-5779, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Marine Air Systems Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Pump Unit,centrifugal
FSC / FSG	4320 — Power and Hand Pumps (FSG 43)
Manufacturers	Marine Air Systems Inc (CAGE 01KK1)

Technical Specifications

Parameter	Value
NSN	4320-01-674-5779
Primary Part Number	225500072
Item Name	Pump Unit,centrifugal
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	Marine Air Systems Inc
Status	ACTIVE

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

Cross-Reference Index

Part Number	Manufacturer
225500072 PRIMARY	Marine Air Systems Inc (USA)

Reference documents

Reference	Meaning
CPD 0072	D/9 Drawing number reference only Marine Air Systems Inc

No interchangeability data on file.

Other items in FSC 4320 — Power and Hand Pumps

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4320-00-001-1633

4320-00-001-1633 · Item name not on file

4320-00-001-2628

RETAINER AND PIN

4320-00-001-2629

HOUSING AND PIN

4320-00-001-2630

PUMP,CENTRIFUGAL

4320-00-001-2631

4320-00-001-2631 · Item name not on file

4320-00-001-2632

4320-00-001-2632 · Item name not on file

4320-00-001-3377

4320-00-001-3377 · Item name not on file

4320-00-001-3384

4320-00-001-3384 · Item name not on file

Frequently Asked Questions

What is NSN 4320-01-674-5779?

NSN 4320-01-674-5779 is a Pump Unit,centrifugal, manufactured by Marine Air Systems Inc, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-674-5779?

NSN 4320-01-674-5779 has 1 manufacturer part number on file: 225500072 (Marine Air Systems Inc).

Is NSN 4320-01-674-5779 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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