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Hollow Pin Quick Reference Guide
Solid Hollow Pin Bushing | Perfectly Cylindrical Inside Bushing Diameter | Operates on Standard Sprockets

HKK Hollow Pin chains are constructed with cold-forged solid bushings. This process assures the inside diameter of the bushing is completely cylindrical all the way through. This unique hollow pin feature allows easy insertion of cross rods without damaging the chain or rods. Hollow Pin chain operates on standard sprockets and standard double pitch sprockets.

Hollow_pin_double_PitchHP_Standard

HKK
Chain
No. (1)
Pitch Roller Pin Plate Overall Width Maximum
Allowable
Load (lbs) (29)
Average
Ultimate
Strength (lbs) (30)
Average
Weight Per Foot (lbs)
Dia. Width Dia. Inside Dia. Height Thickness
A (3)B (6)W (7)D (8)d (9)H (10)T (14)L1 (19)L2 (20)Riveted (31)
HKK 40-HP 1/2 0.312 0.312 0.222 0.158 0.472 0.060 0.327 0.362 400 3,000 0.39
HKK 50-HP 5/8 0.400 0.375 0.280 0.202 0.591 0.080 0.404 0.453 700 4,400 0.65
HKK 60-HP 3/4 0.469 0.500 0.327 0.238 0.718 0.094 0.508 0.555 950 7,500 0.98
HKK 80-HP 1 0.625 0.625 0.446 0.318 0.949 0.125 0.638 0.758 1,700 11,400 1.66
CONVEYOR Type
HKK C 2040-HP 1 0.312 0.312 0.222 0.158 0.472 0.060 0.327 0.362 400 3,000 0.31
HKK C 2050-HP 1 - 1/4 0.400 0.375 0.280 0.202 0.591 0.080 0.404 0.453 700 4,400 0.51
HKK C 2060-HP 1 - 1/2 0.469 0.500 0.327 0.238 0.670 0.094 0.508 0.555 950 7,500 0.75
HKK C 2080-HP 2 0.625 0.625 0.446 0.318 0.890 0.125 0.638 0.758 1,700 11,400 1.33
CARRIER ROLLER Type
HKK C 2042-HP 1 0.625 0.312 0.222 0.158 0.472 0.060 0.327 0.362 400 3,000 0.54
HKK C 2052-HP 1 - 1/4 0.750 0.375 0.280 0.202 0.591 0.080 0.404 0.453 700 4,400 0.84
HKK C 2062-HP 1 - 1/2 0.875 0.500 0.327 0.238 0.670 0.094 0.508 0.555 950 7,500 1.20
HKK C 2082-HP 2 1.125 0.625 0.446 0.318 0.890 0.125 0.638 0.758 1,700 11,400 2.13
Dimensions in inches & pounds
Specifications