Impeller, Pump, Centrifugal4320-01-302-3045

NSN 4320-01-302-3045 · NIIN 013023045 · Part number 077-56-2-1109/11.375 IN.

Itt Goulds Pumps, Inc. · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 25681

Government record, cited

NSN 4320-01-302-3045 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-302-3045. Manufacturer of record part number: 077-56-2-1109/11.375 IN..

Also searched as 4320-01-302-3045 · 4320013023045 · NIIN 013023045 · 01-302-3045 · FSC 4320 Power and Hand Pumps · CAGE 25681 · 077-56-2-1109/11.375 IN. · 077-56-2-1109/270B497-1-2-3 · 077-56-2-1109/11 3/8 IN.BRZ

Nearby stock numbers ← 4320-01-302-3040 Piston, Pump · 4320-01-302-3046 Impeller, Pump, Centrifugal →

Features

Impeller,pump,centrifugal — FSC 4320
Design Type: DOUBLE WIDTH
Overall Diameter: 11.375 INCHES NOMINAL IN
Material: COPPER ALLOY
Rotation Direction for Which Designed: CLOCKWISE
3 manufacturer part numbers on file
Manufacturer of record: Itt Goulds Pumps, Inc.

Identification

NSN: 4320-01-302-3045
NIIN: 013023045
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: 077-56-2-1109/11.375 IN.
Manufacturer: Itt Goulds Pumps, Inc.

General Description

The Impeller,pump,centrifugal, cataloged under National Stock Number 4320-01-302-3045, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Itt Goulds Pumps, Inc.. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4320-01-302-3045
Primary Part Number	077-56-2-1109/11.375 IN.
Item Name	Impeller,pump,centrifugal
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	Itt Goulds Pumps, Inc.
Status	ACTIVE
Design Type	DOUBLE WIDTH
Overall Diameter	11.375 INCHES NOMINAL IN
Material	COPPER ALLOY
Rotation Direction for Which Designed	CLOCKWISE

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
077-56-2-1109/11.375 IN. PRIMARY	Itt Goulds Pumps, Inc. (USA)
077-56-2-1109/270B497-1-2-3	Itt Goulds Pumps, Inc. (USA)
077-56-2-1109/11 3/8 IN.BRZ	Itt Goulds Pumps, Inc. (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 4320-01-302-3045?

NSN 4320-01-302-3045 is a Impeller,pump,centrifugal, manufactured by Itt Goulds Pumps, Inc., classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-302-3045?

NSN 4320-01-302-3045 has 3 manufacturer part numbers on file: 077-56-2-1109/11.375 IN. (Itt Goulds Pumps, Inc.), 077-56-2-1109/270B497-1-2-3 (Itt Goulds Pumps, Inc.), 077-56-2-1109/11 3/8 IN.BRZ (Itt Goulds Pumps, Inc.).

What are the specifications of 077-56-2-1109/11.375 IN.?

Key specifications for 077-56-2-1109/11.375 IN.: Design Type: DOUBLE WIDTH; Overall Diameter: 11.375 INCHES NOMINAL IN; End Item Identification: GOULDS PUMPS SERIES 3404 CENTRIFUGAL PUMPS; Material: COPPER ALLOY. 4 specifications are documented in the U.S. Government catalog.

Is NSN 4320-01-302-3045 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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