PartsTable TECHNICAL DATA SHEET
NSN 5331-01-577-3943Government record, cited

O-Ring5331-01-577-3943

NSN 5331-01-577-3943 · NIIN 015773943 · Part number 16133-2
Eaton Corp Hydraulics Div · FSC 5331 — O-ring · FSG 53 — Hardware and Abrasives · CAGE 9G527
Government record, cited
NSN 5331-01-577-3943 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-577-3943. Manufacturer of record part number: 16133-2.
Also searched as  5331-01-577-3943 · 5331015773943 · NIIN 015773943 · 01-577-3943 · FSC 5331 O-ring · CAGE 9G527 · 16133-2 · 19KP532 · 19KP532
Nearby stock numbers  ·
Features
  • O-Ring — FSC 5331
  • 2 manufacturer part numbers on file
  • Manufacturer of record: Eaton Corp Hydraulics Div
Identification
  • NSN: 5331-01-577-3943
  • NIIN: 015773943
  • FSC: 5331 — O-ring
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: 16133-2
  • Manufacturer: Eaton Corp Hydraulics Div
General Description

The O-Ring, cataloged under National Stock Number 5331-01-577-3943, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Eaton Corp Hydraulics Div. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-01-577-3943
Primary Part Number16133-2
Item NameO-Ring
FSC / FSG5331 / 53 — O-ring
ManufacturerEaton Corp Hydraulics Div
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
19KP532 Oshkosh Defense Llc (USA)
16133-2 PRIMARY Eaton Corp Hydraulics Div (USA)
Reference documents
ReferenceMeaning
19KP532 5/9 Secondary reference
Oshkosh Corp
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 5331-01-577-3943?

NSN 5331-01-577-3943 is a O-Ring, manufactured by Eaton Corp Hydraulics Div, classified under FSC 5331, O-ring. Status: active.

What part numbers are listed for NSN 5331-01-577-3943?

NSN 5331-01-577-3943 has 2 manufacturer part numbers on file: 19KP532 (Oshkosh Defense Llc), 16133-2 (Eaton Corp Hydraulics Div).

What are the specifications of 16133-2?

Key specifications for 16133-2: Part Name Assigned by Controlling Agency: O-RING; End Item Identification: 2320-01-564-6882. 0 specifications are documented in the U.S. Government catalog.

Is NSN 5331-01-577-3943 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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