The pictures above show this part as new and pulled fresh from a 285B-6 impact wrench.
Ingersoll Rand IR 285B-TK1 Tune Up Kit - IR 285B 1” Air Impact Wrench Parts
INGERSOLL RAND 285A TK1 T/U KIT+CHICAGO PNEUMATIC 7778 & 7775 8940162816 T/U KIT
INGERSOLL RAND 285A & CP 7778 BUSHING SEAL, 2 THROTTLE VALVES +TV SPRING+PLUNGER
INGERSOLL RAND HAMMER CAM 285B 721 GENUINE INGERSOLL RAND FITS 285A, 285B, 295
INGERSOLL RAND 285B-A726-6 6" ANVIL: 285, 285A, 285B, 295, 295A, CP7778, CP7782