Housing Section, Liquid Pump4320-01-662-3556

NSN 4320-01-662-3556 · NIIN 016623556 · Part number R83389-1

Waterous Company · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 79218

Government record, cited

NSN 4320-01-662-3556 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-662-3556. Manufacturer of record part number: R83389-1.

Also searched as 4320-01-662-3556 · 4320016623556 · NIIN 016623556 · 01-662-3556 · FSC 4320 Power and Hand Pumps · CAGE 79218 · R83389-1 · 4260761

Nearby stock numbers ← 4320-01-662-3547 Housing Section, Liquid Pump · 4320-01-662-3560 Housing Section, Liquid Pump →

Features

Housing Section,liquid Pump — FSC 4320
2 manufacturer part numbers on file
Manufacturer of record: Waterous Company

Identification

NSN: 4320-01-662-3556
NIIN: 016623556
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: R83389-1
Manufacturer: Waterous Company

General Description

The Housing Section,liquid Pump, cataloged under National Stock Number 4320-01-662-3556, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Waterous Company. The record lists 2 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	4320-01-662-3556
Primary Part Number	R83389-1
Item Name	Housing Section,liquid Pump
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	Waterous Company
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
R83389-1 PRIMARY	Waterous Company (USA)
4260761	Oshkosh Defense 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 4320-01-662-3556?

NSN 4320-01-662-3556 is a Housing Section,liquid Pump, manufactured by Waterous Company, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-662-3556?

NSN 4320-01-662-3556 has 2 manufacturer part numbers on file: R83389-1 (Waterous Company), 4260761 (Oshkosh Defense Llc).

What are the specifications of R83389-1?

Key specifications for R83389-1: Special Features: FINISH PER FM100: C60 TYPE III,P20 TYPLE VI,P30 TYPE VI CARC GREEN;OPTIONAL FINISH PER FM100: C50 TYPLE I,P20 TYPE I,P30 TYPE VI CARC GREEN; Part Name Assigned by Controlling Agency: BODY,VOLUTE,ASSEMBLY; End Item Identification: 4210-01-622-0440;TRUCK,FIRE FIGHTING. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4320-01-662-3556 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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