SXMV35G40D-F24 3.5 GPM 4000 PSI | F24 Shaft Triplex

Annovi Reverberi SXMV35G40D-F24 Triplex Pump | 3.5 GPM 4000 PSI F24 SAE J609a 1-Inch Shaft

SXMV35G40D-F24 — the Annovi Reverberi Series 178 SXMV
super-duty commercial triplex plunger pump delivering 3.5 GPM at
4,000 PSI at 3,400 RPM with an F24 SAE J609a
gas engine flange and 1-inch hollow keyway shaft for
direct coupling to compatible gas and diesel engines — engineered for heavy
machinery cleaning, concrete and surface preparation, fleet and vehicle wash
systems, contractor mobile pressure washer rigs, trailer-mounted systems, and
industrial wash bays where 4,000 PSI cutting force at 3.5 GPM from a direct
gas engine-driven commercial triplex pump handles the toughest cleaning tasks
that standard 2,500–3,000 PSI alternatives cannot. At the heart of every
SXMV35G40D-F24 is Annovi Reverberi’s dual redundant
packing system — the forged brass head double gasket sealing
architecture standard across all XM Series 178 pumps, deploying primary and
secondary packing stages so that early seal wear produces a telltale weep
warning rather than sudden pressure loss or crankcase contamination at
4,000 PSI operating pressure.

The dual redundant packing system is the engineering standard built into every
pump across the AR XM, XMS, XMA, XMV, SXM, SXMS, SXMA, and SXMV triplex
ceramic plunger families — over 60 years of Annovi Reverberi commercial pump
manufacturing accumulated since 1958, and the engineering foundation behind the
5-year commercial warranty on every SXMV35G40D-F24,
backed by AR North America’s nationwide U.S.-based service centers and domestic
WSHPWR fulfillment. The SXMV designation marks this as the super-duty variant
of the XMV family — engineered for the 4,000 PSI operating pressure that places
it in a separate application class from the 2,500–3,000 PSI standard XMV lineup.
Built with a heavy-duty forged brass manifold, ceramic plungers, aluminum
connecting rods, heat-treated stainless valves, and a die-cast aluminum oil-bath
crankcase, the SXMV35G40D-F24 ships factory-tested for flow and pressure,
pre-filled with break-in oil, and ready for immediate engine installation.

SXMV35G40D-F24 Key Specifications

Performance, Drive & Super-Duty Construction — Confirmed AR Catalog

• Model: Annovi Reverberi SXMV35G40D-F24
• Series: 178 (SXMV) — Super-duty XMV variant;
  Commercial classification; rated for 4,000 PSI
  operation where standard XMV tops
  out at 2,500–3,000 PSI
• Flow Rate: 3.5 GPM — high-volume output
  for heavy machinery, fleet washing, concrete
  cleaning, and industrial
  wash bays
• Maximum Pressure: 4,000 PSI — super-duty
  cutting force for heavy construction soils,
  concrete staining, industrial grease buildup,
  and aggressive surface
  preparation
• EBHP: 9.6 — pair with a quality 10–13 HP
  gas or diesel engine for reliable operation
  with adequate power margin
  at 3,400 RPM
• Operating Speed: 3,400 RPM — direct gas
  engine drive speed; match engine governed speed
  to maintain rated 4,000 PSI and avoid
  over-speeding the pump
• Stroke: 8.2 mm
• Weight: 16 lbs
• Shaft: 1-inch hollow keyway — D-version
  Direct Gas Drive shaft for SAE J609a
  engine coupling
• Flange: F24 — SAE J609a gas engine flange
  for direct coupling to gas and diesel engines
  with 1-inch cylindrical shaft; Honda GX340/390,
  Kohler Command, and most major
  professional engine platforms
• Pump Type: Triplex plunger with dual
  redundant packing system — forged brass head
  double gasket sealing standard across
  all XM Series 178 pumps
• Manifold: Heavy-duty forged brass —
  structural integrity and corrosion resistance
  engineered for 4,000 PSI continuous
  commercial operation
• Connecting Rods: Aluminum — zinc-aluminum
  low-friction alloy for smooth mechanical
  operation at 3,400 RPM
• Plungers: One-piece ceramic — heat and
  abrasion resistance for extended dual packing
  seal life at 4,000 PSI operating pressure
• Valves: Heat-treated stainless with
  precision burnished seats and maintenance plug
  access for field serviceability
• Crankcase: Die-cast aluminum with oil-bath
  lubrication and integrated sight glass
• Bearings: Oversized — sustained 3,400 RPM
  direct gas engine drive support at
  4,000 PSI load
• Inlet: 1/2-inch female |
  Discharge: 3/8-inch female
• Max Water Temperature: 140°F
• Oil Capacity: 14.5 oz
• Warranty: 5-year commercial warranty —
  U.S.-based nationwide AR service centers and
  domestic WSHPWR fulfillment

What the SXMV Designation Means

Super-Duty XMV — 4,000 PSI Where Standard XMV Stops at 2,500–3,000 PSI

The SXMV35G40D-F24 carries the SX prefix — the super-duty
designation within the AR Series 178 XMV platform. Understanding this
distinction is important for buyers comparing the SXMV family to the
standard XMV lineup.

Standard XMV pumps in the F24 gas engine flange family top out at
3,000 PSI — the XMV3G30D-F24 delivers 3.0 GPM at 3,000 PSI
at 6.2 EBHP. The SXMV35G40D-F24 reaches 4,000 PSI
at 3.5 GPM — 1,000 PSI higher pressure and 0.5 GPM more flow, at 9.6 EBHP.
That additional pressure is what changes the application class. At 4,000 PSI,
the SXMV35G40D-F24 handles concrete stain removal, heavy industrial grease
deposits, compacted construction soil, and paint stripping that 3,000 PSI
systems work through slowly or cannot complete in a single pass.

The engine requirement also changes — the SXMV35G40D-F24’s 9.6 EBHP demand
requires a 10–13 HP gas engine at 3,400 RPM for adequate power margin. Honda
GX340, Honda GX390, Kohler Command CH440, and equivalent 10–13 HP platforms
are the correct engine class for this pump. Attempting to drive the
SXMV35G40D-F24 with an underpowered engine causes RPM drop under load,
output pressure loss, and accelerated wear on the dual packing and plungers.

The AR Dual Redundant Packing System at 4,000 PSI

SXMV35G40D-F24 — Why Dual Packing Matters More at Super-Duty Pressure

The dual redundant packing system is the engineering standard
across all XM Series 178 pumps — and at 4,000 PSI operating pressure, its
advantages are more significant than at lower-pressure ratings.

At 4,000 PSI, every plunger stroke subjects the packing seals to higher
mechanical load than at 2,500 or 3,000 PSI. In a standard single-packing
design, that higher load accelerates the rate of seal wear — and when the
single seal fails at 4,000 PSI, the pressure bypass event is more disruptive,
the water ingress into the crankcase more significant, and the bearing damage
more rapid than at lower operating pressures. The AR dual redundant system
places primary and secondary packing stages in series. The primary stage
carries full sealing load during normal operation. As it nears end of service
life, the secondary stage maintains 4,000 PSI containment — and the telltale
port weep alerts the operator before any pressure loss or crankcase contamination
occurs. That early warning at super-duty pressure is what protects the
SXMV35G40D-F24’s ceramic plungers, bearings, and crankcase
oil from the failure cascade that single-seal high-pressure pump designs
experience when the seal finally fails.

For contractors running the SXMV35G40D-F24 on daily 4,000 PSI cleaning
schedules, the dual redundant system means predictable maintenance planning
rather than emergency pump replacement mid-contract — the accumulated result
of Annovi Reverberi’s more than 60 years of commercial pump engineering since
1958, backed by a 5-year warranty that reflects genuine engineering confidence
at super-duty pressure.

What’s Included with the SXMV35G40D-F24

Factory-Ready for Immediate Gas Engine Installation

• Pre-filled break-in oil (14.5 oz) —
  factory-installed for immediate engine mounting
  without sourcing initial oil separately
• Oil sight glass — quick visual crankcase
  level check before each operating session
• Vented dipstick — crankcase pressure
  balance and secondary oil level verification
• Comprehensive operation manual and
  parts schematic — installation reference,
  maintenance procedures, and component
  identification for service
  and repair kits
• 5-year commercial warranty — backed by
  nationwide U.S.-based AR service centers and
  domestic WSHPWR fulfillment

SXMV35G40D-F24 Key Benefits

Super-Duty 4,000 PSI, Dual Redundant Packing, and F24 Direct Gas Drive

• 4,000 PSI super-duty pressure opens a
  different application class: concrete stain
  removal, heavy industrial grease deposits,
  compacted construction soil, and paint stripping
  that 3,000 PSI systems handle slowly — the
  SXMV35G40D-F24 completes these tasks
  in fewer passes
• Dual redundant packing at 4,000 PSI
  protects the entire drivetrain: primary and
  secondary packing stages mean the telltale
  warning arrives before pressure loss and crankcase
  contamination — more critical at super-duty
  pressure than at
  lower ratings
• 3.5 GPM at 4,000 PSI — maximum output in
  the SXMV F24 family: highest flow at the
  super-duty pressure rating among the SXMV F24
  variants — more coverage speed at 4,000 PSI
  than the 3.0 GPM
  SXMV variant
• F24 SAE J609a for Honda GX340/390 and
  compatible engines: the 1-inch cylindrical
  shaft SAE J609a standard fits the most common
  professional 10–13 HP gas engine platforms
  without adapter hardware
• Heavy-duty forged brass manifold for
  4,000 PSI service: engineered specifically
  for super-duty pressure operation — the manifold
  specification that sustains dimensional stability
  across long high-pressure
  commercial duty cycles
• Heat-treated stainless valves with
  maintenance plug access: field-serviceable
  at 4,000 PSI wear intervals using AR repair kits
  — the SXMV35G40D-F24 is rebuilt rather than
  replaced at first
  major wear event
• 5-year warranty at super-duty
  pressure: the strongest warranty in the
  4,000 PSI gas engine pump class backed by
  AR North America nationwide service centers and
  WSHPWR’s domestic fulfillment
• 60 years of AR engineering at the
  super-duty specification: the SXMV
  designation reflects AR’s accumulated
  engineering applied to commercial pump operation
  at the 4,000 PSI pressure level that
  demands the most from every
  internal component

SXMV35G40D-F24 Typical Applications

Where 3.5 GPM at 4,000 PSI on F24 SAE J609a Delivers Super-Duty Results

• Heavy machinery cleaning: construction
  equipment, agricultural machinery, and industrial
  plant equipment where compacted soil, grease
  buildup, and heavy residues require the 4,000 PSI
  cutting force the SXMV35G40D-F24 delivers
  that standard 2,500–3,000 PSI
  pumps work through slowly
• Concrete and surface preparation:
  driveways, patios, parking decks, and large floor
  areas where concrete staining, oil deposits, and
  surface buildup require 4,000 PSI mechanical
  action for single-pass
  effective removal
• Fleet and vehicle wash systems: trucks,
  buses, and heavy service vehicles with heavy
  road film, undercarriage buildup, and industrial
  residues where 4,000 PSI at 3.5 GPM handles
  the full cleaning task efficiently
  per vehicle pass
• Contractor mobile pressure washer
  rigs: the SXMV35G40D-F24’s F24 direct-mount,
  16-lb compact weight, and 4,000 PSI output make
  it the practical high-pressure foundation pump
  for contractor trailer-mounted rigs in the
  Honda GX340/390 and equivalent
  engine class
• Industrial wash bays and plant
  maintenance: large-scale cleaning operations
  where 4,000 PSI output at 3.5 GPM handles
  industrial soils and grease deposits across
  daily commercial operating
  schedules
• Paint and coating removal: surface
  preparation for repainting and recoating where
  4,000 PSI mechanical action removes old paint,
  rust inhibitors, and surface coatings more
  effectively than lower-pressure
  systems

SXMV35G40D-F24 Installation & Maintenance

Best Practices for Long Dual Packing Service Life at 4,000 PSI

• Verify F24 SAE J609a engine
  compatibility: confirm the engine has a
  1-inch cylindrical shaft and SAE J609a bolt
  pattern; confirm governed speed delivers
  3,400 RPM at the pump shaft
  under operating load
• Match engine to 9.6 EBHP requirement:
  use a 10–13 HP gas or diesel engine with adequate
  power margin — Honda GX340, GX390, Kohler
  Command CH440 class; undersized engines cause
  RPM drop and pressure loss at
  4,000 PSI load
• Monitor the telltale port
  consistently: at 4,000 PSI, the consequences
  of ignoring the telltale weep are more significant
  than at lower pressures — schedule AR repair kit
  seal replacement promptly when
  weep is observed
• Install upstream inlet filtration:
  size strainer for 3.5 GPM with minimal pressure
  drop — at 4,000 PSI operating pressure,
  inlet cavitation damages dual packing and
  ceramic plungers rapidly
• Size unloader for 3.5 GPM and 4,000 PSI:
  all downstream components including
  unloader, hoses, guns, and lances must be
  rated for 4,000 PSI service — standard
  3,000 PSI-rated components are not
  acceptable
• Never run dry: always confirm water
  supply is flowing before starting — dry operation
  at 3,400 RPM and 4,000 PSI damages both packing
  stages and ceramic plungers
  immediately
• First oil change at 50 hours: then
  follow AR’s duty-cycle maintenance schedule —
  4,000 PSI continuous commercial operation
  benefits from more frequent intervals
  than standard-pressure use
• Downstream inject detergents: inject
  downstream or flush with clean water after
  every chemical application to protect the
  forged brass manifold and dual
  packing seals at 4,000 PSI
• Service valves with AR repair kits:
  maintenance plug access makes 4,000 PSI valve
  replacement practical in the field — restore
  like-new volumetric performance without
  full pump replacement
• Winterize before cold storage: pump
  RV or environmentally friendly antifreeze or
  fully drain — freeze damage to the heavy-duty
  forged brass manifold voids
  warranty coverage

Why Choose the Annovi Reverberi SXMV35G40D-F24

AR Engineering Since 1958 — Super-Duty 4,000 PSI, Dual Packing, 5-Year U.S. Warranty

• 4,000 PSI is the specification that changes
  what you can clean: the SXMV35G40D-F24
  handles applications that 3,000 PSI systems
  address slowly or incompletely — concrete
  staining, heavy industrial deposits, and
  paint removal are 4,000 PSI tasks
• Dual redundant packing at super-duty
  pressure — the most important specification
  in this class: when single-seal pumps
  fail at 4,000 PSI the damage is immediate
  and severe; the AR dual redundant system
  provides the warning interval that protects
  the entire
  drivetrain
• SXMV super-duty designation is
  engineering, not marketing: the SX prefix
  marks pumps built specifically for 4,000 PSI
  operation — heavier manifold specification,
  higher-rated packing, and oversized bearings
  for the load profile that
  4,000 PSI demands
• Over 60 years of AR commercial pump
  engineering: Annovi Reverberi has
  manufactured precision triplex pumps since 1958;
  the SXMV35G40D-F24 carries that accumulated
  expertise into a 16-lb super-duty gas engine
  platform proven in daily professional use
• 5-year warranty at 4,000 PSI with
  U.S.-based infrastructure: the strongest
  warranty in the super-duty gas engine pump class
  backed by AR North America nationwide service
  centers and WSHPWR’s
  domestic fulfillment
• WSHPWR exclusive online reseller
  advantages: as AR North America’s exclusive
  online reseller, WSHPWR provides access to the
  complete SXMV lineup with domestic fulfillment,
  engine compatibility guidance, and
  expert 4,000 PSI application support
• Backed by WSHPWR: engine compatibility
  confirmation, repair kit specification,
  downstream component pressure rating guidance,
  and full parts availability for the
  SXMV35G40D-F24 and the complete
  Annovi Reverberi XM Series 178
  pump family

The SXMV35G40D-F24 delivers 3.5 GPM at 4,000 PSI
at 3,400 RPM through an F24 SAE J609a 1-inch hollow
keyway shaft gas engine flange built on a heavy-duty forged
brass manifold with AR’s dual redundant packing system — the super-duty
Series 178 SXMV commercial triplex pump backed by over 60 years of Annovi
Reverberi engineering, a 5-year commercial warranty, and nationwide U.S.-based
service infrastructure for heavy machinery cleaning, concrete surface preparation,
fleet washing, contractor mobile rigs, and industrial wash bays where 4,000 PSI
super-duty pressure, direct Honda GX340/390-class engine mounting, and predictable
dual-packing maintenance matter. Contact WSHPWR for current pricing, availability,
engine compatibility confirmation, downstream component pressure rating guidance,
and repair kit specification.