PartsTable TECHNICAL DATA SHEET

NSN 4320-01-491-9045Government record, cited

Pump, Centrifugal4320-01-491-9045

NSN 4320-01-491-9045 · NIIN 014919045 · Part number U5MW0178

Perkins Engines Inc · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 13446

Government record, cited

NSN 4320-01-491-9045 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-491-9045. Manufacturer of record part number: U5MW0178.

Also searched as 4320-01-491-9045 · 4320014919045 · NIIN 014919045 · 01-491-9045 · FSC 4320 Power and Hand Pumps · CAGE 13446 · U5MW0178 · 4131A048

Nearby stock numbers ← 4320-01-491-8990 Tube, Pump, Acceleration · 4320-01-491-9170 Guide Plug Assembly →

Features

Pump,centrifugal — FSC 4320
2 manufacturer part numbers on file
Manufacturer of record: Perkins Engines Inc

Identification

NSN: 4320-01-491-9045
NIIN: 014919045
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: U5MW0178
Manufacturer: Perkins Engines Inc

General Description

The Pump,centrifugal, cataloged under National Stock Number 4320-01-491-9045, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Perkins Engines Inc. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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,centrifugal
FSC / FSG	4320 — Power and Hand Pumps (FSG 43)
Manufacturers	Perkins Engines Inc (CAGE 13446); GB Sales and Service (CAGE 1B4V3)

Technical Specifications

Parameter	Value
NSN	4320-01-491-9045
Primary Part Number	U5MW0178
Item Name	Pump,centrifugal
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	Perkins Engines 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)

Cross-Reference Index

Part Number	Manufacturer
U5MW0178 PRIMARY	Perkins Engines Inc (USA)
4131A048	GB Sales and Service (USA)

Reference documents

Reference	Meaning
U5MW0178	5/9 Secondary reference Power Great Lakes, 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 4320-01-491-9045?

NSN 4320-01-491-9045 is a Pump,centrifugal, manufactured by Perkins Engines Inc, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-491-9045?

NSN 4320-01-491-9045 has 2 manufacturer part numbers on file: U5MW0178 (Perkins Engines Inc), 4131A048 (GB Sales and Service).

Is NSN 4320-01-491-9045 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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