PartsTable TECHNICAL DATA SHEET

NSN 4320-01-734-1880Government record, cited

Pump Unit, Centrifugal4320-01-734-1880

NSN 4320-01-734-1880 · NIIN 017341880 · Part number 150AAAFP1.5-1B30CS-KIT

W S Darley & Co · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 15852

Government record, cited

NSN 4320-01-734-1880 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-734-1880. Manufacturer of record part number: 150AAAFP1.5-1B30CS-KIT.

Also searched as 4320-01-734-1880 · 4320017341880 · NIIN 017341880 · 01-734-1880 · FSC 4320 Power and Hand Pumps · CAGE 15852 · 150AAAFP1.5-1B30CS-KIT

Nearby stock numbers ← 4320-01-734-0975 Parts Kit, Hydraulic Pump · 4320-01-734-1887 Vane, Pump, Rotary →

Features

Pump Unit,centrifugal — FSC 4320
1 manufacturer part number on file
Manufacturer of record: W S Darley & Co

Identification

NSN: 4320-01-734-1880
NIIN: 017341880
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: 150AAAFP1.5-1B30CS-KIT
Manufacturer: W S Darley & Co

General Description

The Pump Unit,centrifugal, cataloged under National Stock Number 4320-01-734-1880, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is W S Darley & Co. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	W S Darley & Co (CAGE 15852)

Technical Specifications

Parameter	Value
NSN	4320-01-734-1880
Primary Part Number	150AAAFP1.5-1B30CS-KIT
Item Name	Pump Unit,centrifugal
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	W S Darley & Co
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
150AAAFP1.5-1B30CS-KIT PRIMARY	W S Darley & Co (USA)

Reference documents

Reference	Meaning
150AAAFP1.5-1B30CS-KIT	5/9 Secondary reference Avco Ezee Flow Div Avco Distributing Corp

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 4320-01-734-1880?

NSN 4320-01-734-1880 is a Pump Unit,centrifugal, manufactured by W S Darley & Co, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-734-1880?

NSN 4320-01-734-1880 has 1 manufacturer part number on file: 150AAAFP1.5-1B30CS-KIT (W S Darley & Co).

Is NSN 4320-01-734-1880 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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