STAUFF Plastic Filler Breathers SPB 
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
▪ SPB 1 (Screw-in version; Cap Ø 45 mm / 1.77 in)
▪ SPB 2 (Screw-in version; Cap Ø 70 mm / 2.76 in)
▪ SPB 3 (Screw-in version; Cap Ø 101 mm / 3.98 in)
▪ SPB 4 (Bayonet version for clamping jaw installation to a single mounting hole; Cap Ø 101 mm / 3.98 in)
▪ SPB 4 (Bayonet Version with six-hole bolt pattern for flange interfaces similar to DIN 24557-2; Cap Ø 101 mm / Ø3.98 in)
Materials
▪ Made of non-corrosive materials
▪ Body and cap made of glass-fibre reinforced Polyamide (PA)
▪ Sealings made of NBR (Buna-N®)
Please contact us for alternative materials.
Technical Data
▪ Operating temperature range: -40 °C … +120 °C / -40 °F … +248 °F
Social