Here is a list of tenders that were used behind the I1s/sa decapods. May not be complete. No 180F84, and the 210F82b says it was converted from a 210F75a.
Class 90F82, original I1s tender when built.
Class 130 F 82, formerly 13000 gallons, 82 1/4" deck - Lines East. No. 3700. (I1sa Loco).
Class 180 F 82, No 6000. (Converted from 180 P 75) I1sa - Loco (Narrow cast steel frame).
Class 180 F 82a, Converted from 180 F 79 for I1s, I1sa (Berkley Stoker) Nos. 373, 374, 375, 377 and 378 (N. and W. Tenders)
Class 210 F 82, Experimental Nos. 7866, 7867 (I1sa Loco) (No. 7866 Berkley Stoker formerly 210 F 78).
Class 210 F 82a, I1sa, ("L.T.", Berkley, Duplex and "HT" Stokers).
Class 210 F 82b, I1sa, (Converted from 210 F 75a). Berkley Stoker.
Class 250 F 82, I1sa, (Converted from 250 P 84, #6100) Berkley Stoker.
Class 250 F 82a, I1sa, (Converted from 250 P 75) Duplex Stoker or Berkley Stoker.
Not sure where it came from, but my notes have this statement: "One of the PRR’s main heavy haulers – their I-class Decapods – burned roughly 8100 pounds of coal per hour during high-power/low-speed use. An average-sized tender could power it for about 4 ½ hours before refueling of coal was necessary. The Coast-to-Coast tenders allowed the locomotive’s use to be extended to over 7 ½ hours." I wonder if they had a Honey Bucket or just hung their rears out over the side when they need to go
