Impeller, Pump, Centrifugal4320-01-651-7618

NSN 4320-01-651-7618 · NIIN 016517618 · Part number 443-1708-225 4.125IN OD

Pentair Flow Technologies, Llc · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 6GSK8

Government record, cited

NSN 4320-01-651-7618 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-651-7618. Manufacturer of record part number: 443-1708-225 4.125IN OD.

Also searched as 4320-01-651-7618 · 4320016517618 · NIIN 016517618 · 01-651-7618 · FSC 4320 Power and Hand Pumps · CAGE 6GSK8 · 443-1708-225 4.125IN OD

Nearby stock numbers ← 4320-01-651-6947 Seal Assembly, Shaft, Spring Loade · 4320-01-651-8215 Pump Unit, Rotary →

Features

Impeller,pump,centrifugal — FSC 4320
Overall Diameter: 4.125 INCHES NOMINAL IN
1 manufacturer part number on file
Manufacturer of record: Pentair Flow Technologies, Llc

Identification

NSN: 4320-01-651-7618
NIIN: 016517618
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: 443-1708-225 4.125IN OD
Manufacturer: Pentair Flow Technologies, Llc

General Description

The Impeller,pump,centrifugal, cataloged under National Stock Number 4320-01-651-7618, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Pentair Flow Technologies, Llc. Government technical data includes 1 specification, 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. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4320-01-651-7618
Primary Part Number	443-1708-225 4.125IN OD
Item Name	Impeller,pump,centrifugal
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	Pentair Flow Technologies, Llc
Status	ACTIVE
Overall Diameter	4.125 INCHES NOMINAL 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

Cross-Reference Index

Part Number	Manufacturer
443-1708-225 4.125IN OD PRIMARY	Pentair Flow Technologies, Llc (USA)

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 4320-01-651-7618?

NSN 4320-01-651-7618 is a Impeller,pump,centrifugal, manufactured by Pentair Flow Technologies, Llc, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-651-7618?

NSN 4320-01-651-7618 has 1 manufacturer part number on file: 443-1708-225 4.125IN OD (Pentair Flow Technologies, Llc).

What are the specifications of 443-1708-225 4.125IN OD?

Key specifications for 443-1708-225 4.125IN OD: Overall Diameter: 4.125 INCHES NOMINAL IN. 1 specification is documented in the U.S. Government catalog.

Is NSN 4320-01-651-7618 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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