Is BANJO tee body, type R29 compatible with other D-series fittings without compromising the NBR sealing under 12 bar pressure?

Based on the provided description, BANJO tee body, type R29 (for screws series D) is designed specifically to connect pipes and other components in pneumatic systems and explicitly states it is âfor screws series D.â It also notes âeasy and quick to use for multiple assemblies without loss of sealing on the mechanical and pneumatic sides,â material plastic, working pressure 12 bar, media vacuum/air, temperature â20Â°C to +60Â°C, and sealing NBR. Conclusion: BANJO tee body, type R29 is intended for compatibility with the D-series screw fittings and is specified to maintain NBR sealing up to its rated working pressure of 12 bar when used as intended. Interchanging it with other D-series fittings of the same specification and geometry should not compromise NBR sealing at or below 12 bar. However, compatibility with nonâD-series fittings (different thread/profile, dimensions, or tolerances) cannot be guaranteed from this description: mismatched interfaces, dimensional differences, or different material/hardness of mating parts can compromise the NBR seal even below 12 bar. For assured sealing performance, use R29 with the specified screws series D or verify dimensional and material compatibility (thread/form, surface finish, and insertion depth) against manufacturer data.

Can BANJO tee body, type R29 maintain airtight seals with repeated assembly/disassembly in D-series systems?

Yes. BANJO tee body, type R29 (for screws series D) is designed for repeated assembly/disassembly without loss of sealing on both mechanical and pneumatic sides. Its plastic construction with NBR seals and compatibility with vacuum and air up to 12 bar, and operating temperatures from -20Â°C to +60Â°C, supports multiple quick assemblies while maintaining airtight performance in D-series systems.

Does BANJO tee body, type R29 resist chemical degradation of NBR seals when used with common pneumatic lubricants?

Based on the provided description of BANJO tee body, type R29, the seals are specified as NBR (nitrile rubber). NBR has good resistance to mineral oils and many common pneumatic lubricants derived from petroleum oils, so typical pneumatic lubricants and light lubricating oils used in compressed-air systems generally will not cause rapid chemical degradation of NBR seals within the stated operating conditions (pressure up to 12 bar, temperature â20Â°C to +60Â°C). However, resistance depends on the exact lubricant chemistry and operating conditions. NBR performs poorly with aggressive chemicals, strong solvents, ketones, esters, silicone-based oils, and certain synthetic oils or additives (e.g., phosphate esters, some glycol ethers). Elevated temperatures, continuous immersion, high concentrations of aggressive additives, or prolonged exposure can accelerate swelling, hardening, cracking or loss of sealing properties. Conclusion: For common petroleum-based pneumatic lubricants used in standard compressed-air systems, BANJO tee body, type R29âs NBR seals are generally compatible and should resist chemical degradation under the stated pressure and temperature range. If your lubricant contains nonâpetroleum chemistries, aggressive additives, or if operating conditions approach the temperature or exposure extremes, verify lubricant composition or test compatibility with NBR before use.

BANJO tee body, type R29

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Additional information

Material	P – material (plastic)

Banjo tee body, type R29, for screws series D, intended for connecting pipes and other components in pneumatic systems. Easy and quick to use for multiple assemblies without loss of sealing on the mechanical and pneumatic sides. Material: plastic. Working pressure: 12 bar. Working medium: vacuum, air. Operating temperature: from -20°C to +60°C. Sealing: NBR.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
MW-2013102	Banjo R29 tee fitting 4 mm hose, for BSP 1/8" screw, plastic	-	16	In stock	Enquiry
MW-2013104	Banjo R29 tee fitting, 5 mm hose, for BSP 1/8" screw, plastic	-	16	In stock	Enquiry
MW-2013106	Banjo R29 tee fitting, 6 mm hose, for BSP 1/8" screw, plastic	-	16	In stock	Enquiry
MW-2013107	Banjo R29 tee fitting 6 mm hose, for BSP 1/4" screw, plastic	-	16	In stock	Enquiry
MW-2013108	Banjo tee fitting R29 hose 8 mm, for BSP screw 1/8", plastic	-	16	In stock	Enquiry
MW-2013109	Banjo R29 tee fitting, 8 mm hose, for BSP 1/4" screw, plastic	-	16	In stock	Enquiry
MW-2013110	Banjo R29 tee fitting, 8 mm hose, for BSP 3/8" screw, plastic	-	16	In stock	Enquiry
MW-2013111	Banjo tee fitting R29 hose 10 mm, for BSP 1/4" screw, plastic	-	16	In stock	Enquiry
MW-2013112	Banjo R29 tee fitting, 10 mm hose, for BSP 3/8" screw, plastic	-	16	In stock	Enquiry
MW-2013113	Banjo R29 tee fitting, 12 mm hose, for BSP 1/4" screw, plastic	-	16	In stock	Enquiry
MW-2013114	Banjo R29 tee fitting, 12 mm hose, for BSP 3/8" screw, plastic	-	16	In stock	Enquiry
MW-2013115	Banjo R29 tee fitting 12 mm hose, for BSP 1/2" screw, plastic	-	16	In stock	Enquiry

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Banjo tee body, type R29, for screws series D, intended for connecting pipes and other components in pneumatic systems. Easy and quick to use for multiple assemblies without loss of sealing on the mechanical and pneumatic sides. Material: plastic. Working pressure: 12 bar. Working medium: vacuum, air. Operating temperature: from -20°C to +60°C. Sealing: NBR.