PartsTable TECHNICAL DATA SHEET

NSN 5331-01-353-3476Government record, cited

O-Ring5331-01-353-3476

NSN 5331-01-353-3476 · NIIN 013533476 · Part number 7L4773

Caterpillar Inc Div Caterpillar Defense · FSC 5331 — O-ring · FSG 53 — Hardware and Abrasives · CAGE 11083

Government record, cited

NSN 5331-01-353-3476 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-353-3476. Manufacturer of record part number: 7L4773.

Also searched as 5331-01-353-3476 · 5331013533476 · NIIN 013533476 · 01-353-3476 · FSC 5331 O-ring · CAGE 11083 · 7L4773

Nearby stock numbers ← 5331-01-353-3475 O-Ring · 5331-01-353-3477 O-Ring →

5331-01-353-3476 — O-ring

Features

O-Ring — FSC 5331
2 manufacturer part numbers on file
Manufacturer of record: Caterpillar Inc Div Caterpillar Defense

Identification

NSN: 5331-01-353-3476
NIIN: 013533476
FSC: 5331 — O-ring
FSG: 53 — Hardware and Abrasives
Primary part number: 7L4773
Manufacturer: Caterpillar Inc Div Caterpillar Defense

General Description

The O-Ring, cataloged under National Stock Number 5331-01-353-3476, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. 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	Finning Holdings (CAGE KCGU7); Caterpillar Inc Div Caterpillar Defense (CAGE 11083)

Technical Specifications

Parameter	Value
NSN	5331-01-353-3476
Primary Part Number	7L4773
Item Name	O-Ring
FSC / FSG	5331 / 53 — O-ring
Manufacturer	Caterpillar Inc Div Caterpillar Defense
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
7L4773	Finning Holdings (GBR)
7L4773 PRIMARY	Caterpillar Inc Div Caterpillar Defense (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 5331-01-353-3476?

NSN 5331-01-353-3476 is a O-Ring, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5331, O-ring. Status: active.

What part numbers are listed for NSN 5331-01-353-3476?

NSN 5331-01-353-3476 has 2 manufacturer part numbers on file: 7L4773 (Finning Holdings), 7L4773 (Caterpillar Inc Div Caterpillar Defense).

Is NSN 5331-01-353-3476 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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