O-Ring5331-01-288-1079

NSN 5331-01-288-1079 · NIIN 012881079 · Part number B1000-3X89.5

Marco Rubber & Plastics, Llc Dba Marco Rubber & Plastics · FSC 5331 — O-ring · FSG 53 — Hardware and Abrasives · CAGE 58618

Government record, cited

NSN 5331-01-288-1079 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-288-1079. Manufacturer of record part number: B1000-3X89.5.

Also searched as 5331-01-288-1079 · 5331012881079 · NIIN 012881079 · 01-288-1079 · FSC 5331 O-ring · CAGE 58618 · B1000-3X89.5 · 200-0206

Nearby stock numbers ← 5331-01-288-1078 O-Ring · 5331-01-288-1080 →

5331-01-288-1079 — O-ring

Features

O-Ring — FSC 5331
2 manufacturer part numbers on file
Manufacturer of record: Marco Rubber & Plastics, Llc Dba Marco Rubber & Plastics

Identification

NSN: 5331-01-288-1079
NIIN: 012881079
FSC: 5331 — O-ring
FSG: 53 — Hardware and Abrasives
Primary part number: B1000-3X89.5
Manufacturer: Marco Rubber & Plastics, Llc Dba Marco Rubber & Plastics

General Description

The O-Ring, cataloged under National Stock Number 5331-01-288-1079, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Marco Rubber & Plastics, Llc Dba Marco Rubber & Plastics. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Catalog Facts

Item Name	O-Ring
FSC / FSG	5331 — O-ring (FSG 53)
Manufacturers	Danfoss Inc (CAGE 1JW34); Marco Rubber & Plastics, Llc Dba Marco Rubber & Plastics (CAGE 58618)

Technical Specifications

Parameter	Value
NSN	5331-01-288-1079
Primary Part Number	B1000-3X89.5
Item Name	O-Ring
FSC / FSG	5331 / 53 — O-ring
Manufacturer	Marco Rubber & Plastics, Llc Dba Marco Rubber & Plastics
Status	ACTIVE

Lifecycle & Compliance

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

⇄ Related Items 1

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

5330-01-469-76101360812 POSSIBLE MATCH

GASKET

Possible match (shared part number)Caterpillar Inc Div Caterpillar Defense

Cross-Reference Index

Part Number	Manufacturer
200-0206	Danfoss Inc (USA)
B1000-3X89.5 PRIMARY	Marco Rubber & Plastics, Llc Dba Marco Rubber & Plastics (USA)

Related Parts

5330-01-469-7610POSSIBLE MATCH

GASKET

1360812

Frequently Asked Questions

What is NSN 5331-01-288-1079?

NSN 5331-01-288-1079 is a O-Ring, manufactured by Marco Rubber & Plastics, Llc Dba Marco Rubber & Plastics, classified under FSC 5331, O-ring. Status: active.

What part numbers are listed for NSN 5331-01-288-1079?

NSN 5331-01-288-1079 has 2 manufacturer part numbers on file: 200-0206 (Danfoss Inc), B1000-3X89.5 (Marco Rubber & Plastics, Llc Dba Marco Rubber & Plastics).

What NSN replaces 5331-01-288-1079?

1 possible match (shared part number, not a government interchangeability claim): 5330-01-469-7610. Verify interchangeability with system specifications before substitution.

Is NSN 5331-01-288-1079 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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