Intermountain HO Scale 33" Nickel Silver Plated Brass Insulated Wheelsets .110" Tread Width 12 Axles Per Pack #40050
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Intermountain HO Scale 33" Nickel Silver Plated Brass Insulated Wheelsets .110" Tread Width 12 Axles Per Pack #40050

$11.95
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HO Scale Nickel Silver Plated Brass Insulated WheelsetsThese wheels follow NMRA RP-25 Standards.One wheel is insulated from the all-metal axle.The entire wheelset is non-magnetic.The axle length is 1.006" (+- .004") Wheel diameter can be measured with a caliper:28" wheels measure (28/87.1=.321") in HO scale.33" wheels measure (33/87.1=.378") in HO scale.36" wheels measure (36/87.1=.413") in HO scale.38" wheels measure (38/87.1=.436") in HO scale.(87.1 = HO scale to prototype ratio. HO scale is 87.1 times smaller than the prototype). 28" wheels are used on modern Tri-Level Autoracks, some Bi-Level Autoracks, and some older intermodal cars such as Impack spine cars, front runners & four runners - check your prototype.33" wheels are used on 50 & 70 ton capacity cars (CAPY approximately 150,000 LBS or less).36" wheels are used on 100 ton capacity cars (CAPY approximately 200,000 LBS), and on all passenger cars no matter the era.38" wheels are used on 150 ton capacity cars, primaril

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