Hardness critical items
NSN 5998-01-244-4112
NSN 5905-01-227-3835
NSN 6110-01-394-5302
NSN 6130-00-256-4293
NSN 6685-01-599-1982
NSN 6105-01-300-2444
NSN 5905-01-042-8132
NSN 5950-00-305-4783
NSN 6150-01-330-4414
NSN 4140-01-129-2239
NSN 5990-01-050-1102
NSN 6130-01-296-8379
Last Updated: 02/26/2025