Kadee 622 - HO Knuckle Spring for Standard Head Couplers (12/pkg)

HO Knuckle Spring for Standard Head Couplers HO Scale Knuckle Springs For all Standard Head Couplers. (Except #58, #78, #119, #150-Series, #178, #711, #714, & #2100) Outside Diameter - 0.052 Inside Diameter - 0.044 Wire Diameter - 0.004 Pitch - 0.014 Total Coils - 10.0 Free Length - 0.148 Solid Height - 0.040 Load (Solid Height) - 9.0 Closed Coils - 3/4 Material - PB