Regulation size for baseball and softball
Classification: Baseball articles and equipment, except balls, and parts and accessories thereof
NSN 5985-01-264-9865
NSN 5920-00-835-3339
NSN 5855-00-482-9876
NSN 5945-00-603-7010
NSN 5905-01-414-6423
NSN 5998-01-219-3801
NSN 5960-01-241-1844
NSN 5905-00-021-3792
NSN 5910-01-399-1592
NSN 6135-01-449-0625
NSN 5905-00-280-0252
NSN 6645-01-350-3138