81770-6 | Centro-Matic SL-1 Series Grease Injector Assembly

  • For single-line, high-pressure central lubrication system.
  • For dispensing lubricants compatible with flouroelastomer packings and viscosity up to NLGI No. 2 (refer to Design Guide).
  • Output is externally adjustable.
  • Indicator stem permits visual check of injector operation.
  • May be combined in a circuit of injectors SL-32, SL-33, SL-V, SL-V XL and/or SL-11.
  • Individual injectors can be easily removed for inspection or replacement.
  • Available in stainless steel SAE 316, for application where environmental conditions are hazardous to carbon steel or in industries preferring stainless steel.
Output Min./Max. 0.008 cu. in. / 0.080 cu. in.
Operating Pressure Min./Max. 1850 psig / 3500 psig
Operating Pressure - Typical 2500 psig
Operating Pressure - Vent 600 psig
Manifold Inlet Connection 3/8" NPTF (F)
Injector Outlet Connection 1/8" NPTF (F)


 Material Number of Outlets A Dimension B Dimension
Carbon Steel 5 5" 8"




1. Injector manifolds have 13/32" (10.3mm) dia.mounting holes for 3/8" bolt.

2. Injectors have flouroelastomer packings. Check compatibility with synthetic lubricants.

3. Injector rated for 350°F (176°C) max. ambient temperature, depending on lubricant used.

4. Injectors include fitting for filling feedlines via alternate outlet port.

5. Output with adjustment screw hand-tightened is .009 cu. in. Maximum output is achieved with eight turns at .009 cu. in./turn. 



Note:  Product images are for representation only.


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