A connection arrangement for a tire inflation system, the connection arrangement comprising: a rotary union having a rotatable fitting that is rotatable about an axis with a hub cap and that includes: a mounting portion that is mountable to the hub cap; and a receptacle that is fluidly connected to the mounting portion, the receptacle including: a receptacle wall that extends away from the mounting portion and extends around a receptacle axis to define a receptacle cavity; and a locking opening that is provided in the receptacle wall; and a hose assembly that includes: a main body that is receivable in the receptacle cavity, wherein the main body has a first end, a second end, a main passage that extends from the first end to the second end, a locking protrusion that is disposed opposite the main passage and extends away from the main passage, and a port that extends along a port axis and is fluidly connected to the main passage; and a hose that is coupled to the main body and adapted to be fluidly connected to a tire; wherein the main body is rotatable between a first rotational position and a second rotational position when the main body is received in the receptacle cavity, the main body being insertable into and removeable from the receptacle cavity in the first rotational position, and the locking protrusion being received in the locking opening to secure the main body to the receptacle in the second rotational position and wherein the hose assembly further comprises a cover that extends around the main body, encircles the port, and extends from the second end toward the first end. a rotary union having a rotatable fitting that is rotatable about an axis with a hub cap and that includes: a mounting portion that is mountable to the hub cap; and a receptacle that is fluidly connected to the mounting portion, the receptacle including: a receptacle wall that extends away from the mounting portion and extends around a receptacle axis to define a receptacle cavity; and a locking opening that is provided in the receptacle wall; and a mounting portion that is mountable to the hub cap; and a receptacle that is fluidly connected to the mounting portion, the receptacle including: a receptacle wall that extends away from the mounting portion and extends around a receptacle axis to define a receptacle cavity; and a locking opening that is provided in the receptacle wall; and a receptacle wall that extends away from the mounting portion and extends around a receptacle axis to define a receptacle cavity; and a locking opening that is provided in the receptacle wall; and a hose assembly that includes: a main body that is receivable in the receptacle cavity, wherein the main body has a first end, a second end, a main passage that extends from the first end to the second end, a locking protrusion that is disposed opposite the main passage and extends away from the main passage, and a port that extends along a port axis and is fluidly connected to the main passage; and a hose that is coupled to the main body and adapted to be fluidly connected to a tire; a main body that is receivable in the receptacle cavity, wherein the main body has a first end, a second end, a main passage that extends from the first end to the second end, a locking protrusion that is disposed opposite the main passage and extends away from the main passage, and a port that extends along a port axis and is fluidly connected to the main passage; and a hose that is coupled to the main body and adapted to be fluidly connected to a tire; wherein the main body is rotatable between a first rotational position and a second rotational position when the main body is received in the receptacle cavity, the main body being insertable into and removeable from the receptacle cavity in the first rotational position, and the locking protrusion being received in the locking opening to secure the main body to the receptacle in the second rotational position and wherein the hose assembly further comprises a cover that extends around the main body, encircles the port, and extends from the second end toward the first end.