Cover, Fluid Filter4330-01-339-8399

NSN 4330-01-339-8399 · NIIN 013398399 · Part number ST266A2

Haywardindl. Products, Inc. · FSC 4330 — Centrifugals, Separators, and Pressure and Vacuum Filters · FSG 43 — Pumps and Compressors · CAGE 73124

Government record, cited

NSN 4330-01-339-8399 — this item is cataloged by the U.S. Government under National Stock Number 4330-01-339-8399. Manufacturer of record part number: ST266A2.

Also searched as 4330-01-339-8399 · 4330013398399 · NIIN 013398399 · 01-339-8399 · FSC 4330 Centrifugals, Separators, and Pressure and Vacuum Filters · CAGE 73124 · ST266A2 · 72F-SS REVD 3IN-PC-7

Nearby stock numbers ← 4330-01-339-8241 Parts Kit, Fluid Pressure Filter · 4330-01-339-8400 Cover, Fluid Filter →

Features

Cover,fluid Filter — FSC 4330
2 manufacturer part numbers on file
Manufacturer of record: Haywardindl. Products, Inc.

Identification

NSN: 4330-01-339-8399
NIIN: 013398399
FSC: 4330 — Centrifugals, Separators, and Pressure and Vacuum Filters
FSG: 43 — Pumps and Compressors
Primary part number: ST266A2
Manufacturer: Haywardindl. Products, Inc.

General Description

The Cover,fluid Filter, cataloged under National Stock Number 4330-01-339-8399, is classified within Federal Supply Class 4330 (Centrifugals, Separators, and Pressure and Vacuum Filters) of the Pumps and Compressors group. The manufacturer of record is Haywardindl. Products, Inc.. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	Cover,fluid Filter
FSC / FSG	4330 — Centrifugals, Separators, and Pressure and Vacuum Filters (FSG 43)
Manufacturers	Haywardindl. Products, Inc. (CAGE 73124)

Technical Specifications

Parameter	Value
NSN	4330-01-339-8399
Primary Part Number	ST266A2
Item Name	Cover,fluid Filter
FSC / FSG	4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters
Manufacturer	Haywardindl. Products, 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
ST266A2 PRIMARY	Haywardindl. Products, Inc. (USA)
72F-SS REVD 3IN-PC-7	Haywardindl. Products, Inc. (USA)

No interchangeability data on file.

Other items in FSC 4330 — Centrifugals, Separators, and Pressure and Vacuum Filters

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4330-00-000-0145

FILTER ELEMENT,FLUID

4330-00-000-0145

FILTER ELEMENT,FLUID

4330-00-001-1246

4330-00-001-1246 · Item name not on file

4330-00-001-1733

ADAPTER,FLUID FILTER

4330-00-001-2626

FILTER ELEMENT,FLUID

4330-00-001-2700

4330-00-001-2700 · Item name not on file

4330-00-001-3511

4330-00-001-3511 · Item name not on file

4330-00-001-3512

4330-00-001-3512 · Item name not on file

Frequently Asked Questions

What is NSN 4330-01-339-8399?

NSN 4330-01-339-8399 is a Cover,fluid Filter, manufactured by Haywardindl. Products, Inc., classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.

What part numbers are listed for NSN 4330-01-339-8399?

NSN 4330-01-339-8399 has 2 manufacturer part numbers on file: ST266A2 (Haywardindl. Products, Inc.), 72F-SS REVD 3IN-PC-7 (Haywardindl. Products, Inc.).

Is NSN 4330-01-339-8399 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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