Non-adjustable 1-piece ductile iron casting, available with square or pentagon opening to fit specific operating nut sizes. These wrenches will not round the corners of operating nuts as other wrenches tend to do. Also serves as a spanner wrench to attach or remove hose couplings (both pin-type and lug-type). 15″ overall length. Enamel finish. Normally stocked in the models shown below. Other sizes and shapes available upon special request. Please give dimensions measuring “point to flat” for pentagon nuts or across center from “flat to flat” for square and hexagon nuts.

Internal core works on pin-type hose couplings or hydrant adapters.
Works on lug-type hose couplings or hydrant adapters.
Grips and retains pentagon or square operating nuts.

PENTAGON NUTS

Trumbull
Item No.
Size Model # A Base B Top Weight
377-5952 1-1/2″ B41 1-5/8" 1-1/2" 2.45 lbs.
377-5955 1-3/8″ B31 1-3/8" 1-5/16" 2.40 lbs.
377-5954 1-5/16″ B24 1-5/16" 1-1/4" 2.45 lbs.
377-5953 1-1/4″ B18 1-3/8" 1-1/4" 2.55 lbs.
377-5956 1-3/16″ B11 1-3/16" 1-1/8" 2.55 lbs.

SQUARE NUTS

Trumbull
Item No.
Size Model # A Base B Top Weight
377-5951 1" A12 1-1/8" 1" 2.60 lbs.
377-5947 7/8" A3 1" 7/8" 2.70 lbs.