NSN 5331-01-188-9424 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-188-9424. Manufacturer of record part number: 11994.
Also searched as5331-01-188-9424 ·
5331011889424 ·
NIIN 011889424 ·
01-188-9424 ·
FSC 5331 O-ring · CAGE 63220 · 11994
The O-Ring, cataloged under National Stock Number 5331-01-188-9424, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Flowserve Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 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
Flowserve Inc (CAGE 63220)
Technical Specifications
Parameter
Value
NSN
5331-01-188-9424
Primary Part Number
11994
Item Name
O-Ring
FSC / FSG
5331 / 53 — O-ring
Manufacturer
Flowserve Inc
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
⇄Related Items2
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5330-01-205-983711994-1POSSIBLE MATCH
GASKET
Possible match (shared part number)Volvo Penta of the Americas Inc
2530-01-375-372511994POSSIBLE MATCH
CYLINDER ASSEMBLY,HYDRAULIC BRAK
Possible match (shared part number)Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
NSN 5331-01-188-9424 is a O-Ring, manufactured by Flowserve Inc, classified under FSC 5331, O-ring. Status: active.
What part numbers are listed for NSN 5331-01-188-9424?
NSN 5331-01-188-9424 has 1 manufacturer part number on file: 11994 (Flowserve Inc).
What NSN replaces 5331-01-188-9424?
2 possible matches (shared part number, not a government interchangeability claim): 5330-01-205-9837, 2530-01-375-3725. Verify interchangeability with system specifications before substitution.
Is NSN 5331-01-188-9424 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.