PartsTable TECHNICAL DATA SHEET

NSN 4320-01-209-6445Government record, cited

Ejector Assembly, Air4320-01-209-6445

NSN 4320-01-209-6445 · NIIN 012096445 · Part number 578R822H18

Northrop Grumman Support Services Corp · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 48306

Government record, cited

NSN 4320-01-209-6445 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-209-6445. Manufacturer of record part number: 578R822H18.

Also searched as 4320-01-209-6445 · 4320012096445 · NIIN 012096445 · 01-209-6445 · FSC 4320 Power and Hand Pumps · CAGE 48306 · 578R822H18

Nearby stock numbers ← 4320-01-209-5950 Impeller, Pump, Centrifugal · 4320-01-209-6572 →

Features

Ejector Assembly,air — FSC 4320
1 manufacturer part number on file
Manufacturer of record: Northrop Grumman Support Services Corp

Identification

NSN: 4320-01-209-6445
NIIN: 012096445
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: 578R822H18
Manufacturer: Northrop Grumman Support Services Corp

General Description

The Ejector Assembly,air, cataloged under National Stock Number 4320-01-209-6445, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Northrop Grumman Support Services Corp. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	Ejector Assembly,air
FSC / FSG	4320 — Power and Hand Pumps (FSG 43)
Manufacturers	Northrop Grumman Support Services Corp (CAGE 48306)

Technical Specifications

Parameter	Value
NSN	4320-01-209-6445
Primary Part Number	578R822H18
Item Name	Ejector Assembly,air
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	Northrop Grumman Support Services Corp
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
578R822H18 PRIMARY	Northrop Grumman Support Services Corp (USA)

Reference documents

Reference	Meaning
578R822H18	3/9 Design control — primary reference U.S. Government activity

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 4320-01-209-6445?

NSN 4320-01-209-6445 is a Ejector Assembly,air, manufactured by Northrop Grumman Support Services Corp, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-209-6445?

NSN 4320-01-209-6445 has 1 manufacturer part number on file: 578R822H18 (Northrop Grumman Support Services Corp).

Is NSN 4320-01-209-6445 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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