NSN 5331-01-686-2859 · NIIN 016862859 · Part number 8603367
Naval Sea Systems Command · FSC 5331 — O-ring · FSG 53 — Hardware and Abrasives · CAGE 53711
Government record, cited
NSN 5331-01-686-2859 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-686-2859. Manufacturer of record part number: 8603367.
The O-Ring, cataloged under National Stock Number 5331-01-686-2859, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 8 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
O-Ring
FSC / FSG
5331 — O-ring (FSG 53)
Manufacturers
Naval Sea Systems Command (CAGE 53711); L3 Technologies, Inc. Div L3 Keo (CAGE 34228)
Technical Specifications
Parameter
Value
NSN
5331-01-686-2859
Primary Part Number
8603367
Item Name
O-Ring
FSC / FSG
5331 / 53 — O-ring
Manufacturer
Naval Sea Systems Command
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items8
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
NSN 5331-01-686-2859 is a O-Ring, manufactured by Naval Sea Systems Command, classified under FSC 5331, O-ring. Status: active.
What part numbers are listed for NSN 5331-01-686-2859?
NSN 5331-01-686-2859 has 2 manufacturer part numbers on file: 8603367 (Naval Sea Systems Command), 8603367-D1416745 (L3 Technologies, Inc. Div L3 Keo).
What NSN replaces 5331-01-686-2859?
8 possible matches (shared part number, not a government interchangeability claim): 5365-01-686-2865, 5365-01-686-2870, 5315-01-686-2899. Verify interchangeability with system specifications before substitution.
Is NSN 5331-01-686-2859 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.