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NSN 5331-01-681-6292Government record, cited
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O-Ring5331-01-681-6292

NSN 5331-01-681-6292 · NIIN 016816292 · Part number 0663 2121 21
Atlas Copco Compressors Inc · FSC 5331 — O-ring · FSG 53 — Hardware and Abrasives · CAGE 0WAL4
Government record, cited
NSN 5331-01-681-6292 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-681-6292. Manufacturer of record part number: 0663 2121 21.
Also searched as  5331-01-681-6292 · 5331016816292 · NIIN 016816292 · 01-681-6292 · FSC 5331 O-ring · CAGE 0WAL4 · 0663 2121 21
Nearby stock numbers  ·
SECTION O-RING CROSS SECTION
5331-01-681-6292 — O-ring
Features
  • O-Ring — FSC 5331
  • 1 manufacturer part number on file
  • Manufacturer of record: Atlas Copco Compressors Inc
Identification
  • NSN: 5331-01-681-6292
  • NIIN: 016816292
  • FSC: 5331 — O-ring
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: 0663 2121 21
  • Manufacturer: Atlas Copco Compressors Inc
General Description

The O-Ring, cataloged under National Stock Number 5331-01-681-6292, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Atlas Copco Compressors Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-01-681-6292
Primary Part Number0663 2121 21
Item NameO-Ring
FSC / FSG5331 / 53 — O-ring
ManufacturerAtlas Copco Compressors Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
0663 2121 21 PRIMARY Atlas Copco Compressors 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 5331-01-681-6292?

NSN 5331-01-681-6292 is a O-Ring, manufactured by Atlas Copco Compressors Inc, classified under FSC 5331, O-ring. Status: active.

What part numbers are listed for NSN 5331-01-681-6292?

NSN 5331-01-681-6292 has 1 manufacturer part number on file: 0663 2121 21 (Atlas Copco Compressors Inc).

What are the specifications of 0663 2121 21?

Key specifications for 0663 2121 21: End Item Identification: 4910-01-627-0524. 0 specifications are documented in the U.S. Government catalog.

Is NSN 5331-01-681-6292 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.

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✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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