Creamy Ham and Noodle Salad

2 cups rotini noodles
2 cups cooked ham, cubed
1 medium green pepper, diced
1 can (14 oz.) sweetened condensed milk
¾ cup lime juice
¼ cup oil
¼ cup prepared mustard
2 tsp. onion salt
1 tbsp. celery seed

Cook noodles using package directions. Combine noodles with ham and green pepper. Blend remaining ingredients in small bowl until smooth. Pour dressing over noodle mixture, mixing well. Chill for 3 hours or longer.