O-Ring5331-01-346-1478

NSN 5331-01-346-1478 · NIIN 013461478 · Part number ST524Z10

Haywardindl. Products, Inc. · FSC 5331 — O-ring · FSG 53 — Hardware and Abrasives · CAGE 73124

Government record, cited

NSN 5331-01-346-1478 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-346-1478. Manufacturer of record part number: ST524Z10.

Also searched as 5331-01-346-1478 · 5331013461478 · NIIN 013461478 · 01-346-1478 · FSC 5331 O-ring · CAGE 73124 · ST524Z10 · SX-20210305-01

Nearby stock numbers ← 5331-01-346-1477 · 5331-01-346-1479 O-Ring →

5331-01-346-1478 — O-ring

Features

O-Ring — FSC 5331
2 manufacturer part numbers on file
Manufacturer of record: Haywardindl. Products, Inc.

Identification

NSN: 5331-01-346-1478
NIIN: 013461478
FSC: 5331 — O-ring
FSG: 53 — Hardware and Abrasives
Primary part number: ST524Z10
Manufacturer: Haywardindl. Products, Inc.

General Description

The O-Ring, cataloged under National Stock Number 5331-01-346-1478, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives 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	O-Ring
FSC / FSG	5331 — O-ring (FSG 53)
Manufacturers	Simex Defence Inc (CAGE 3AH93); Haywardindl. Products, Inc. (CAGE 73124)

Technical Specifications

Parameter	Value
NSN	5331-01-346-1478
Primary Part Number	ST524Z10
Item Name	O-Ring
FSC / FSG	5331 / 53 — O-ring
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
SX-20210305-01	Simex Defence Inc (CAN)
ST524Z10 PRIMARY	Haywardindl. Products, Inc. (USA)

No interchangeability data on file.

Other items in FSC 5331 — O-ring

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

5331-00-001-1971

O-RING

5331-00-001-1979

O-RING

5331-00-001-3904

O-RING

5331-00-001-3905

O-RING

5331-00-001-3906

O-RING

5331-00-001-3908

O-RING

5331-00-001-3923

O-RING

5331-00-001-3924

O-RING

Frequently Asked Questions

What is NSN 5331-01-346-1478?

NSN 5331-01-346-1478 is a O-Ring, manufactured by Haywardindl. Products, Inc., classified under FSC 5331, O-ring. Status: active.

What part numbers are listed for NSN 5331-01-346-1478?

NSN 5331-01-346-1478 has 2 manufacturer part numbers on file: SX-20210305-01 (Simex Defence Inc), ST524Z10 (Haywardindl. Products, Inc.).

Is NSN 5331-01-346-1478 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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