NSN 2940-00-358-4658 · NIIN 003584658 · Part number 8191
Vortox Company · FSC 2940 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft · FSG 29 — Engine Accessories · CAGE 79160
Government record, cited
NSN 2940-00-358-4658 — this item is cataloged by the U.S. Government under National Stock Number 2940-00-358-4658. Manufacturer of record part number: 8191.
Also searched as2940-00-358-4658 ·
2940003584658 ·
NIIN 003584658 ·
00-358-4658 ·
FSC 2940 Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft · CAGE 79160 · 8191
FSC: 2940 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft
FSG: 29 — Engine Accessories
Primary part number: 8191
Manufacturer: Vortox Company
General Description
The Filter Element,fluid, cataloged under National Stock Number 2940-00-358-4658, is classified within Federal Supply Class 2940 (Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Vortox Company. Government technical data includes 1 specification, 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. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
2940-00-358-4658
Primary Part Number
8191
Item Name
Filter Element,fluid
FSC / FSG
2940 / 29 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft
Manufacturer
Vortox Company
Status
ACTIVE
Style Designator
CYLINDRICAL W/OUT CONTAINER
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 Items6
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4820-00-766-81915551-006-400POSSIBLE MATCH
VALVE,GATE
Possible match (shared part number)Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc
5950-00-882-89709176311POSSIBLE MATCH
TRANSFORMER,POWER AUTOTRANSFORME
Possible match (shared part number)Us Army Aviation and Missile Command
4920-00-919-55398191POSSIBLE MATCH
CYLINDER,AIR
Possible match (shared part number)Honeywell Limited Dba Honeywell Aerospace Toronto Div Aerospace-Toronto
4820-01-186-96018191 NUMBER 3POSSIBLE MATCH
DISK,VALVE
Possible match (shared part number)William E Williams Valve Corp
7025-01-347-3499POSSIBLE MATCH
DISK DRIVE UNIT
Possible match (shared part number)
5940-01-384-66748191POSSIBLE MATCH
TERMINAL,FEEDTHRU
Possible match (shared part number)Keystone Electronics Corp
NSN 2940-00-358-4658 is a Filter Element,fluid, manufactured by Vortox Company, classified under FSC 2940, Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft. Status: active.
What part numbers are listed for NSN 2940-00-358-4658?
NSN 2940-00-358-4658 has 1 manufacturer part number on file: 8191 (Vortox Company).
What NSN replaces 2940-00-358-4658?
6 possible matches (shared part number, not a government interchangeability claim): 4820-00-766-8191, 5950-00-882-8970, 4920-00-919-5539. Verify interchangeability with system specifications before substitution.
What are the specifications of 8191?
Key specifications for 8191: Style Designator: CYLINDRICAL W/OUT CONTAINER. 1 specification is documented in the U.S. Government catalog.
Is NSN 2940-00-358-4658 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.