Subjgrp 79. Running Gear
- § 230.98 - Driving, trailing, and engine truck axles.
- § 230.99 - Tender truck axles.
- § 230.100 - Defects in tender truck axles and journals.
- § 230.101 - Steam locomotive driving journal boxes.
- § 230.102 - Tender plain bearing journal boxes.
- § 230.103 - Tender roller bearing journal boxes.
- § 230.104 - Driving box shoes and wedges.
- § 230.105 - Lateral motion.