NSN 5330-00-437-9452 · NIIN 004379452 · Part number 2503
Illinois Tool Works, Inc. Div Magnaflux · FSC 5330 — Packing and Gasket Materials · FSG 53 — Hardware and Abrasives · CAGE 37676
Government record, cited
NSN 5330-00-437-9452 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-437-9452. Manufacturer of record part number: 2503.
Also searched as5330-00-437-9452 ·
5330004379452 ·
NIIN 004379452 ·
00-437-9452 ·
FSC 5330 Packing and Gasket Materials · CAGE 37676 · 2503 · 4-6
Manufacturer of record: Illinois Tool Works, Inc. Div Magnaflux
Identification
NSN: 5330-00-437-9452
NIIN: 004379452
FSC: 5330 — Packing and Gasket Materials
FSG: 53 — Hardware and Abrasives
Primary part number: 2503
Manufacturer: Illinois Tool Works, Inc. Div Magnaflux
General Description
The Seal Ring,metal, cataloged under National Stock Number 5330-00-437-9452, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Illinois Tool Works, Inc. Div Magnaflux. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
Seal Ring,metal
FSC / FSG
5330 — Packing and Gasket Materials (FSG 53)
Manufacturers
Illinois Tool Works, Inc. Div Magnaflux (CAGE 37676)
Technical Specifications
Parameter
Value
NSN
5330-00-437-9452
Primary Part Number
2503
Item Name
Seal Ring,metal
FSC / FSG
5330 / 53 — Packing and Gasket Materials
Manufacturer
Illinois Tool Works, Inc. Div Magnaflux
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Other items in FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085
RETAINER
5330-00-000-0167
PARTS KIT,SEAL REPLACEMENT,MECHA
5330-00-000-5275
5330-00-000-5275 · Item name not on file
5330-00-001-1260
SEAL,NONMETALLIC SPECIAL SHAPED
5330-00-001-1833
SEAL,PLAIN ENCASED
5330-00-001-1844
GLAND,RESERVOIR,INDICATOR END
5330-00-001-1845
5330-00-001-1845 · Item name not on file
5330-00-001-1846
5330-00-001-1846 · Item name not on file
Frequently Asked Questions
What is NSN 5330-00-437-9452?
NSN 5330-00-437-9452 is a Seal Ring,metal, manufactured by Illinois Tool Works, Inc. Div Magnaflux, classified under FSC 5330, Packing and Gasket Materials. Status: active.
What part numbers are listed for NSN 5330-00-437-9452?
NSN 5330-00-437-9452 has 1 manufacturer part number on file: 2503 (Illinois Tool Works, Inc. Div Magnaflux).
Is NSN 5330-00-437-9452 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). 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.