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LINCOLN 84429-3 (SL-43) Oil Injectors

  • ORDER CODE: 84429-3
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Series SL-43

  • For single-line, high-pressure central lubrication system
  • For dispensing petroleum-based lubricants with a viscosity up to NLGI No. 2
  • Output is externally adjustable
  • Indicator stem permits visual check of injector operation
  • May be combined in a circuit of Injectors SL-42, SL-41 and/or SL-44
  • Individual injectors can be easily removed for inspection or replacement
  • Carbon steel injectors wtih nitrile or flouroelastomer packings
  • Injectors with flouroelastomer packings are used for heat resistant applications or when lubricant to be dispensed requires flouroelastomer packings for compatibility (indicated by black adjustment caps)



  • Series SL-43
  • Output:
    • Minimum: .001 cu. in. (.016 cc)
    • Maximum: .008 cu. in. (.131 cc)
  • Operating pressure:
    • Minimum: 1200 psig (83 bar)
    • Maximum: 3500 psig (241 bar)
    • Typical: 1500 psig (103 bar)
    • Vent: 200 psig (14 bar)


83366-184429-111/4 (F)1/81-1/4321-3/444
83366-284429-221/4 (F)1/82512-1/263
83366-384429-331/4 (F)1/82-3/4703-1/482
83366-484429-441/4 (F)1/83-1/2894101
83360841101/8Single injector / No manifold

  1. Injectors, except replacement injectors for manifold, include compression nut and ferrule for tubing. – 1/8″ O.D. as standard. Other outlet connectors for feed line optional.
  2. Injectors with manifolds include two mounting clips and screws.
  3. Injectors have nitrile packings (200°F max. (93°C)). Heat resistant injectors have flouroelastomer packings (350°F (176°C) max) and black adjusting cap. Checking packing compatibility with synthetic lubricants. Checking packing compatibility with synthetic lubricants.
  4. Output with indicator cap hand-tightened is .001 cu. in. Maximum output is achieved with five turns at .0014 cu. in./ turn.

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