O-Ring5331-01-343-2660

NSN 5331-01-343-2660 · NIIN 013432660 · Part number D-4032-33A-1161

Buffaloes Fire Pump Inc. Dba R B Pump Co · FSC 5331 — O-ring · FSG 53 — Hardware and Abrasives · CAGE 62503

Government record, cited

NSN 5331-01-343-2660 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-343-2660. Manufacturer of record part number: D-4032-33A-1161.

Also searched as 5331-01-343-2660 · 5331013432660 · NIIN 013432660 · 01-343-2660 · FSC 5331 O-ring · CAGE 62503 · D-4032-33A-1161

Nearby stock numbers ← 5331-01-343-2659 O-Ring · 5331-01-343-2661 O-Ring →

5331-01-343-2660 — O-ring

Features

O-Ring — FSC 5331
1 manufacturer part number on file
Manufacturer of record: Buffaloes Fire Pump Inc. Dba R B Pump Co

Identification

NSN: 5331-01-343-2660
NIIN: 013432660
FSC: 5331 — O-ring
FSG: 53 — Hardware and Abrasives
Primary part number: D-4032-33A-1161
Manufacturer: Buffaloes Fire Pump Inc. Dba R B Pump Co

General Description

The O-Ring, cataloged under National Stock Number 5331-01-343-2660, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Buffaloes Fire Pump Inc. Dba R B Pump Co. The record lists 1 manufacturer part number 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	Buffaloes Fire Pump Inc. Dba R B Pump Co (CAGE 62503)

Technical Specifications

Parameter	Value
NSN	5331-01-343-2660
Primary Part Number	D-4032-33A-1161
Item Name	O-Ring
FSC / FSG	5331 / 53 — O-ring
Manufacturer	Buffaloes Fire Pump Inc. Dba R B Pump Co
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
D-4032-33A-1161 PRIMARY	Buffaloes Fire Pump Inc. Dba R B Pump Co (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 5331-01-343-2660?

NSN 5331-01-343-2660 is a O-Ring, manufactured by Buffaloes Fire Pump Inc. Dba R B Pump Co, classified under FSC 5331, O-ring. Status: active.

What part numbers are listed for NSN 5331-01-343-2660?

NSN 5331-01-343-2660 has 1 manufacturer part number on file: D-4032-33A-1161 (Buffaloes Fire Pump Inc. Dba R B Pump Co).

Is NSN 5331-01-343-2660 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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