PartsTable TECHNICAL DATA SHEET
NSN 5331-01-621-4880Government record, cited

O-Ring5331-01-621-4880

NSN 5331-01-621-4880 · NIIN 016214880 · Part number 03594001
Hatz Diesel of America Inc · FSC 5331 — O-ring · FSG 53 — Hardware and Abrasives · CAGE 61080
Government record, cited
NSN 5331-01-621-4880 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-621-4880. Manufacturer of record part number: 03594001.
Also searched as  5331-01-621-4880 · 5331016214880 · NIIN 016214880 · 01-621-4880 · FSC 5331 O-ring · CAGE 61080 · 03594001
Nearby stock numbers  ·
Features
  • O-Ring — FSC 5331
  • 1 manufacturer part number on file
  • Manufacturer of record: Hatz Diesel of America Inc
Identification
  • NSN: 5331-01-621-4880
  • NIIN: 016214880
  • FSC: 5331 — O-ring
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: 03594001
  • Manufacturer: Hatz Diesel of America Inc
General Description

The O-Ring, cataloged under National Stock Number 5331-01-621-4880, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Hatz Diesel of America 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
NSN5331-01-621-4880
Primary Part Number03594001
Item NameO-Ring
FSC / FSG5331 / 53 — O-ring
ManufacturerHatz Diesel of America 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
03594001 PRIMARY Hatz Diesel of America 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 5331-01-621-4880?

NSN 5331-01-621-4880 is a O-Ring, manufactured by Hatz Diesel of America Inc, classified under FSC 5331, O-ring. Status: active.

What part numbers are listed for NSN 5331-01-621-4880?

NSN 5331-01-621-4880 has 1 manufacturer part number on file: 03594001 (Hatz Diesel of America Inc).

What are the specifications of 03594001?

Key specifications for 03594001: Part Name Assigned by Controlling Agency: GSEAL, COVER OIL FILTER; End Item Identification: HATZ DIESEL ENGINE-MODELS 2,3,4M31 AND 4M40. 0 specifications are documented in the U.S. Government catalog.

Is NSN 5331-01-621-4880 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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