PartsTable TECHNICAL DATA SHEET
NSN 5331-01-579-1820Government record, cited

O-Ring5331-01-579-1820

NSN 5331-01-579-1820 · NIIN 015791820 · Part number FF90178-15
Danfoss Power Solutions II, Llc · FSC 5331 — O-ring · FSG 53 — Hardware and Abrasives · CAGE 01276
Government record, cited
NSN 5331-01-579-1820 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-579-1820. Manufacturer of record part number: FF90178-15.
Also searched as  5331-01-579-1820 · 5331015791820 · NIIN 015791820 · 01-579-1820 · FSC 5331 O-ring · CAGE 01276 · FF90178-15
Nearby stock numbers  ·
Features
  • O-Ring — FSC 5331
  • Cross-Sectional Height: 0.062 INCHES NOMINAL IN
  • Center Hole Diameter: 0.551 INCHES NOMINAL IN
  • 1 manufacturer part number on file
  • Manufacturer of record: Danfoss Power Solutions II, Llc
Identification
  • NSN: 5331-01-579-1820
  • NIIN: 015791820
  • FSC: 5331 — O-ring
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: FF90178-15
  • Manufacturer: Danfoss Power Solutions II, Llc
General Description

The O-Ring, cataloged under National Stock Number 5331-01-579-1820, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Danfoss Power Solutions II, Llc. Government technical data includes 2 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. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-01-579-1820
Primary Part NumberFF90178-15
Item NameO-Ring
FSC / FSG5331 / 53 — O-ring
ManufacturerDanfoss Power Solutions II, Llc
StatusACTIVE
Cross-Sectional Height0.062 INCHES NOMINAL IN
Center Hole Diameter0.551 INCHES NOMINAL IN
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
FF90178-15 PRIMARY Danfoss Power Solutions II, Llc (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 5331-01-579-1820?

NSN 5331-01-579-1820 is a O-Ring, manufactured by Danfoss Power Solutions II, Llc, classified under FSC 5331, O-ring. Status: active.

What part numbers are listed for NSN 5331-01-579-1820?

NSN 5331-01-579-1820 has 1 manufacturer part number on file: FF90178-15 (Danfoss Power Solutions II, Llc).

What are the specifications of FF90178-15?

Key specifications for FF90178-15: Cross-Sectional Height: 0.062 INCHES NOMINAL IN; Center Hole Diameter: 0.551 INCHES NOMINAL IN; End Item Identification: STRYKER FOV. 2 specifications are documented in the U.S. Government catalog.

Is NSN 5331-01-579-1820 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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