TRUMBULL LARGE DIAMETER STEM GUIDES are designed for installation in treatment plants and pump stations to provide support for valve extension stems. They accomodates larger stem diameters, expanding the bore capacity up to 6-1/2″. All ductile iron castings coated with Tnemec N140-1211 epoxy (complies with NSF 61).

Stem Guides are generally recommended at 6′ to 8′ intervals.

Ordering Instructions

  • Quantity required
  • Provide the Trumbull item number for the model you require (shown above)
  • O.D. of stem being used, or desired bushing material (shown below) and hole size (2-1/8″ bore diameter bushing supplied if size is not specified)

Ductile Iron

Trumbull Item No. Adjustment Range For Stem Diameters Weight
2-3/4" to 17-1/4"* 2" to 4" 38.65 lbs.

Bushings also available in:

  • Low-lead brass
  • Ultra High Molecular Weight Polyethylene (UHMWPE)
  • NSF 61 approved polymer