WALTER STAUFFENBERG GMBH & CO. KG

Designed to be used as filler ports for hydraulic reservoirs, allowing the reservoir to breathe whilst protecting it from contamination found in harsh environments Types ▪ SMBT-47 (Screw-in version; Cap Ø 47 mm / 1.85 in) ▪ SMBB-47 (Bayonet version; Cap Ø 47 mm / 1.85 in) ▪ SMBT-80 (Screw-in version; Cap Ø 80 mm / 3.15 in) ▪ SMBB-80 (Bayonet version; Cap Ø 80 mm / 3.15 in) ▪ SMBP-80 (Push-on version; Cap Ø 80 mm / 3.15 in) Materials ▪ Breather cap made of Steel, zinc/nickel-plated (Fe/Zn Ni 6) and free of hexavalent chromium CrVI (standard option); chrome-plated and epoxy-coated versions available ▪ Bayonet flange made of Steel, zinc-plated ▪ Basket made of Steel, zinc-plated or Polyamide (PA) ▪ Dipstick adaptor made of Polyamide (PA) ▪ Sealings made of Cork (for filler breathers without pressurisation) or NBR (Buna-N®) (for pressurised filler breathers) ▪ Metal basket ▪ Plastic basket ▪ Pressurisation up to 0,7 bar / 10 PSI ▪ Air filter element ▪ Locking feature ▪ Dipstick...

Designed to be used as filler ports for hydraulic reservoirs, allowing the reservoir to breathe whilst protecting it from contamination found in harsh environments; ideal for applications in which space is limited Features ▪ Cap diameter of Ø70 mm / Ø2.76 in ▪ Screw-in version, equipped with male BSP thread (ISO 228) or male NPT thread (ANSI B1.20.1) ▪ Bayonet version with a six-hole bolt pattern for flange interfaces similar to DIN 24557, part 2 Materials ▪ Body and cap made of glass-fibre reinforced Polyamide (PA) ▪ Socket made of Steel, zinc-plated ▪ Bayonet flange made of Steel, zinc-plated ▪ Basket made of Steel, zinc-plated or Polyamide (PA) ▪ Sealings made of NBR (Buna-N®) Consult STAUFF for alternative materials. Technical Data ▪ Operating temperature range: -40 °C ... +120 °C / -40 °F ... +248 °F ▪ Mounting set including bayonet flange, steel or plastic basket (800 μm), gaskets and bolts ▪ Metal basket ▪ Plastic basket ▪ Pressurisation up to 0,7 bar / 10 PSI ▪ Air...

Designed to be used as lockable filler ports for hydraulic reservoirs, allowing the reservoir to breathe whilst protecting it from contamination found in harsh environments Types ▪ SMBL-C (Clamping version) ▪ SMBL-P (Screw-in version) ▪ SMBL-P (Push-on version) Features ▪ Available as clamping version (with 3 clamping jaws), as threaded version (with female BSP thread) or push-on version, suitable for stand pipe mounting with pipe diameters up to 77,5 mm / 3.05 in (secured by 3 locking screws) ▪ Key-lockable cap (2 keys included) ▪ Lock protected by rotating flap ▪ Air flow in both directions, one direction only or no direction Materials ▪ Breather cap made of Aluminium, lacquered (light-grey, RAL 9022) ▪ Breather body made of Aluminium, zinc-plated ▪ Basket made of Steel, zinc-plated or Polypropylene (PP) ▪ Sealings made of NBR (Buna-N®) (standard option); FPM (Viton®) sealed version available Technical Data ▪ Operating temperature range: -30 °C ... +100 °C / -22 °F ......

Designed to be used as filler ports for hydraulic reservoirs, allowing the reservoir to breathe whilst protecting it from contamination found in harsh environments Features ▪ Cap diameter of Ø30 mm / Ø1.18 in ▪ Screw-in version, equipped with male BSP thread (ISO 228) Materials ▪ Body and cap made of glass-fibre reinforced Polyamide (PA) ▪ Sealings made of NBR (Buna-N®) Consult STAUFF for alternative materials. Technical Data ▪ Operating temperature range: -40 °C ... +120 °C / -40 °F ... +248 °F ▪ Air filter element ƒƒ▪ Anti-splash feature ƒƒ▪ Plastic dipstick with integrated anti-splash feature ƒƒ▪ Plastic dipstick with integrated magnet

Designed to be used as filler ports for hydraulic reservoirs, allowing the reservoir to breathe whilst protecting it from contamination found in harsh environments Types ▪ SES 1 (Screw-in version) ▪ SES 2 (Welded version) Features ▪ Cap diameter of Ø62 mm / Ø2.44 in ▪ Screw-in version, equipped with male Metric ISO thread M45 x 2 and lock nut, or welded version with welding socket made of Steel (1.0718), untreated ▪ Supplied with 45 μm air filter element Materials ▪ Breather cap made of Polyamide (PA) ▪ Breather body / stud made of Polyamide (PA) ▪ Nut (type SES 1) made of Steel (1.0718); ▪ Polyamide (PA) available on request ▪ Welding socket (type SES 2) made of Steel (1.0718), untreated; Stainless Steel (V2A) available on request ▪ Air filter element made of Sintered Bronze ▪ Basket made of Polyamide (PA) ▪ Dipstick made of Steel (1.0718) ▪ Sealings made of NBR (Buna-N®) Consult STAUFF for alternative materials. ▪ Plastic basket (300 μm) ▪ Metal dipstick

Originally designed to be used as replaceable air filter elements for STAUFF Desiccant Breathers, they can also be used as seperate air filters for hydraulic reservoirs Features ▪ Diameter of Ø68 mm / Ø2.68 in (SGB-060), ▪ Ø100 mm / Ø3.94 in (SGB-090) or ▪ Ø130 mm / Ø5.12 in (SGB-120) ▪ Equipped with female BSP thread (ISO 228) ▪ Including sealing made of NBR (Buna-N®) ▪ Threaded breather adaptors (for direct installation on top of hydraulic reservoirs)

Combination of air breather and water removal filter Features ▪ Available in 4 different sizes ▪ Diameter of Ø100 mm / Ø3.94 in or Ø130 mm / Ø5.12 in ▪ Refillable with drying agent (non-toxic ZR gel grain) or a mix of drying agent and active carbon ▪ Drying agent capable in changing colour from Red to orange with increasing moisture ▪ Without dangerous substances according to EC Council directives 99/45/EC and 2001/60/EC ▪ Replaceable air filter element SGB ▪ Connection: Male BSP thread (ISO 228) on Stainless Steel tube ▪ Available with adaptor plate to simplify installation and to enable the use of a visual contamination indicator ▪ Adaptor plate ▪ Visual contamination indicator ▪ Drying agent refilling material ▪ Active carbon refilling material ▪ Replacement air filter element

Combination of air breather and water removal filter Features ▪ Light-weight alternative to the SDB series ▪ Available in 2 different sizes ▪ Diameter of Ø94 mm / Ø3.70 in ▪ Filled with drying agent (non-toxic ZR gel grain) ▪ Drying agent capable in changing colour from Red to orange with increasing moisture ▪ Without dangerous substances according to EC Council directives 99/45/EC and 2001/60/EC ▪ Connection: Female BSP thread (ISO 228) in Plastic housing Please note that neither the air filter element nor the drying agent can be replaced when saturated. ▪ Threaded breather adaptor ▪ Adaptor plate ▪ Visual contamination indicator

Combination of air breather and water removal filter with integrated check valves to increase the lifetime of the desiccant material; particularly suited for gearbox applications Features ▪ Available in 4 different sizes with diameter of Ø68 mm / Ø2.68 in, Ø100 mm / Ø3.94 in or Ø130 mm / Ø5.12 in ▪ Equipped with spring-loaded check valves in opposing directions with an opening pressure of 0,01 bar / .15 PSI ▪ Refillable with drying agent (non-toxic ZR gel grain) or a mix of drying agent and active carbon ▪ Drying agent capable in changing colour from Red to orange with increasing moisture ▪ Without dangerous substances according to EC Council directives 99/45/EC and 2001/60/EC ▪ Replaceable air filter element SGB ▪ Connection: Male BSP thread (ISO 228) ▪ Adaptor plate ▪ Visual contamination indicator ▪ Drying agent refilling material ▪ Active carbon refilling material ▪ Replacement air filter element

Designed as in-tank suction strainer elements for direct installation into suction lines of pumps; should always be installed below the minimum fluid level of the reservoir Features ▪ Available with female BSP thread (ISO 228) or female NPT thread (ANSI B1.20.1) Materials ▪ Threaded end cap made of glass-fibre reinforced Polyamide (PA) or Aluminium ▪ Lower end cap and support tube made of Steel, zinc-plated ▪ Standard filter material is Stainless Steel Mesh (125 μm); alternative micron ratings of 60 μm and 250 μm on request Consult STAUFF for alternative materials. Media Compatibility ▪ Suitable for use with Mineral and Petroleum based hydraulic fluids (HL and HLP) Technical Data ▪ Operating temperature range: -20 °C ... +100 °C / -4 °F ... +212 °F ▪ Integrated bypass valve with an opening pressure of 0,2 bar (3 PSI) to reduce the risks of high-pressure drops that can be caused by contaminated strainer elements or high-viscosity fluids Special sizes, designs, materials and...