Head Assembly4320-00-412-1803

NSN 4320-00-412-1803 · NIIN 004121803 · Part number 3-370-202-015

Viking Pump, Inc · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 63097

Government record, cited

NSN 4320-00-412-1803 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-412-1803. Manufacturer of record part number: 3-370-202-015.

Also searched as 4320-00-412-1803 · 4320004121803 · NIIN 004121803 · 00-412-1803 · FSC 4320 Power and Hand Pumps · CAGE 63097 · 3-370-202-015

Nearby stock numbers ← 4320-00-412-1800 Pump Unit, Centrifugal · 4320-00-412-1839 Rotor and Shaft Pump Assembly →

Features

Head Assembly — FSC 4320
1 manufacturer part number on file
Manufacturer of record: Viking Pump, Inc

Identification

NSN: 4320-00-412-1803
NIIN: 004121803
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: 3-370-202-015
Manufacturer: Viking Pump, Inc

General Description

The Head Assembly, cataloged under National Stock Number 4320-00-412-1803, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Viking Pump, Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	Head Assembly
FSC / FSG	4320 — Power and Hand Pumps (FSG 43)
Manufacturers	Viking Pump, Inc (CAGE 63097)

Technical Specifications

Parameter	Value
NSN	4320-00-412-1803
Primary Part Number	3-370-202-015
Item Name	Head Assembly
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	Viking Pump, 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
3-370-202-015 PRIMARY	Viking Pump, 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 4320-00-412-1803?

NSN 4320-00-412-1803 is a Head Assembly, manufactured by Viking Pump, Inc, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-00-412-1803?

NSN 4320-00-412-1803 has 1 manufacturer part number on file: 3-370-202-015 (Viking Pump, Inc).

Is NSN 4320-00-412-1803 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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