PartsTable TECHNICAL DATA SHEET

NSN 5331-01-472-5023Government record, cited

O-Ring5331-01-472-5023

NSN 5331-01-472-5023 · NIIN 014725023 · Part number 53021-01018

Bear Medical · FSC 5331 — O-ring · FSG 53 — Hardware and Abrasives · CAGE 7T644

Government record, cited

NSN 5331-01-472-5023 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-472-5023. Manufacturer of record part number: 53021-01018.

Also searched as 5331-01-472-5023 · 5331014725023 · NIIN 014725023 · 01-472-5023 · FSC 5331 O-ring · CAGE 7T644 · 53021-01018 · 99-0355

Nearby stock numbers ← 5331-01-472-4712 O-Ring · 5331-01-472-5083 O-Ring →

5331-01-472-5023 — O-ring

Features

O-Ring — FSC 5331
Cross-Sectional Height: 0.063 INCHES NOMINAL IN
Center Hole Diameter: 0.750 INCHES NOMINAL IN
Material: RUBBER SILICONE CLASS Q
1 manufacturer part number on file
Manufacturer of record: Bear Medical

Identification

NSN: 5331-01-472-5023
NIIN: 014725023
FSC: 5331 — O-ring
FSG: 53 — Hardware and Abrasives
Primary part number: 53021-01018
Manufacturer: Bear Medical

General Description

The O-Ring, cataloged under National Stock Number 5331-01-472-5023, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Bear Medical. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.

Technical Specifications

Parameter	Value
NSN	5331-01-472-5023
Primary Part Number	53021-01018
Item Name	O-Ring
FSC / FSG	5331 / 53 — O-ring
Manufacturer	Bear Medical
Status	ACTIVE
Cross-Sectional Height	0.063 INCHES NOMINAL IN
Center Hole Diameter	0.750 INCHES NOMINAL IN
Material	RUBBER SILICONE CLASS Q

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
53021-01018 PRIMARY	Bear Medical (USA)

Reference documents

Reference	Meaning
99-0355	5/1 Secondary reference U.S. Government activity

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 5331-01-472-5023?

NSN 5331-01-472-5023 is a O-Ring, manufactured by Bear Medical, classified under FSC 5331, O-ring. Status: active.

What part numbers are listed for NSN 5331-01-472-5023?

NSN 5331-01-472-5023 has 1 manufacturer part number on file: 53021-01018 (Bear Medical).

What are the specifications of 53021-01018?

Key specifications for 53021-01018: Cross-Sectional Height: 0.063 INCHES NOMINAL IN; Center Hole Diameter: 0.750 INCHES NOMINAL IN; Material: RUBBER SILICONE CLASS Q. 3 specifications are documented in the U.S. Government catalog.

Is NSN 5331-01-472-5023 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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