Junkosha Brass Fitting (Millimeter Series) Cap Nut 4mm UN-04 1 pc

Catalog number: UN-04 Features: ● For tightening tube inserts Applications: ● For pneumatic piping ● For hydraulic piping ● For hydraulic piping Specifications: ● Compatible tube outer diameter D (mm): 4 ● Compatible tube outer diameter (mm): 4 ● Hexagonal facets (mm) body: 10 ● Operating temperature range (℃): -20 to 60 (air), 0 to 60 (water), -20 to 60 (oil), -20 to 60 (organic solvents) ● Fluids used: air, water, oil, organic solvents ● Fluid temperature: -20 to 60℃ (air), 0 to 60℃ (water), -20 to 60℃ (oil), -20 to 60℃ (organic solvents) ● Maximum operating pressure: Complies with maximum operating pressure for tubes ● Vacuum pressure used: 0.014kPa or more (excluding US, when the fluid used is air) ● Applicable tubes (when the fluid used is air): Nylon tubes (AS1, AS2, AS4), Tubes for spot welding equipment (SP4, SPF), polyurethane tubes (US, UH, UF, UFL, UE, UC), multi-layer tubes (AP1, AP4, UP1) ●Applicable tubes (when the fluid used is water): nylon tubes (AS1, AS2, AS4), Tubes for spot welding equipment (SP4, SPF), polyurethane tubes (UF, UFL), multi-layer tubes (AP1, AP4, UP1) ●Applicable tubes (when the fluid used is oil): nylon tubes (AS1, AS2, AS4), multi-layer tubes (AP1, AP4, UP1) ●Applicable tubes (when the fluid used is organic solvents): multi-layer tubes (AP1, AP4, UP1) Material/Finish: ●Brass Caution: ●Do not freeze. ●When using tubes other than the applicable ones, the outer diameter accuracy should be within nylon ±0.1mm and urethane ±0.15mm, and the roundness should be within 0.2mm of the maximum outer diameter - minimum outer diameter.