NSN 4330-01-223-0657 · NIIN 012230657 · Part number HP37A
Assembly & Test Worldwide, Inc. · FSC 4330 — Centrifugals, Separators, and Pressure and Vacuum Filters · FSG 43 — Pumps and Compressors · CAGE 31147
Government record, cited
NSN 4330-01-223-0657 — this item is cataloged by the U.S. Government under National Stock Number 4330-01-223-0657. Manufacturer of record part number: HP37A.
Also searched as4330-01-223-0657 ·
4330012230657 ·
NIIN 012230657 ·
01-223-0657 ·
FSC 4330 Centrifugals, Separators, and Pressure and Vacuum Filters · CAGE 31147 · HP37A · 2HP37A
Manufacturer of record: Assembly & Test Worldwide, Inc.
Identification
NSN: 4330-01-223-0657
NIIN: 012230657
FSC: 4330 — Centrifugals, Separators, and Pressure and Vacuum Filters
FSG: 43 — Pumps and Compressors
Primary part number: HP37A
Manufacturer: Assembly & Test Worldwide, Inc.
General Description
The Filter Element,fluid, cataloged under National Stock Number 4330-01-223-0657, 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 Assembly & Test Worldwide, Inc.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
Filter Element,fluid
FSC / FSG
4330 — Centrifugals, Separators, and Pressure and Vacuum Filters (FSG 43)
Manufacturers
Assembly & Test Worldwide, Inc. (CAGE 31147)
Technical Specifications
Parameter
Value
NSN
4330-01-223-0657
Primary Part Number
HP37A
Item Name
Filter Element,fluid
FSC / FSG
4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters
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 4330-01-223-0657?
NSN 4330-01-223-0657 is a Filter Element,fluid, manufactured by Assembly & Test Worldwide, Inc., classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
What part numbers are listed for NSN 4330-01-223-0657?
NSN 4330-01-223-0657 has 1 manufacturer part number on file: HP37A (Assembly & Test Worldwide, Inc.).
Is NSN 4330-01-223-0657 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.