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6/25/2025
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Home > CSX Railroad > Rollingstock > Ranges > Cars Numbered 631600 - 631699 > AAR Types > K304
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  CSX Railroad
Rolling Stock Photographic Roster
  Reporting Marks: CSX
Cars Numbered 631600 - 631699
AAR Class: HKS: Specialty Open top self-clearing car, having fixed sides and ends and bottom consisting of two or more divided hoppers dumping outside and/or inside of rails.
AAR Type: K304
Detail Info:   Hopper, Load Limit: 185,000 and greater, Less than 3000 cu ft capacity *Light Density Service
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Roster Links:
Unit #  Type  AAR Type  AAR Class  Owner Class  Plate  Dry Cap  Notes  # Pictures
CSX 631603 Open Hopper K304 HKS B2100ex-SBD 631603 exx-ACL 6673 [Load Limit: 208700]1
CSX 631609 Open Hopper K304 HKS B2100ex-SBD 631609 exx-SCL 736679 exxx-ACL 66791
CSX 631617 Open Hopper K304 HKS B2100ex-ACL 6687 (2100 cu/ft capacity)3
CSX 631620 Open Hopper K304 HKS B2100ex-SBD 631620 exx-SCL 736690 exxx-ACL 6690 (ret. 3/22/13)1
CSX 631624 Open Hopper K304 HKS B2100ex-SBD 631624 exx-SCL 736694 exxx-ACL 6694 (ret. 8/26/16) 3 Bay2
CSX 631646 Open Hopper K304 HKS B2100ex-SBD 631646 exx-SCL 736716 exxx-ACL 6716 (ret. 5/31/16)2
CSX 631647 Open Hopper K304 HKS B2100ex-ACL 6717 (ret. 12/7/16) Load Limit: 2095001
CSX 631652 Open Hopper K304 HKS B2100ex-SBD 631652 exx-SCL 736722 exxx-ACL 6722 (ret. 8/26/16)1
CSX 631665 Open Hopper K304 HKS B2100ex-ACL 6735 (ret. 8/26/16) 3 Bay1
CSX 631666 Open Hopper K304 HKS B2100ex-ACL 6736 (ret. 10/3/16)2
CSX 631679 Open Hopper K304 HKS B2100ex-SBD 631679 exx-SCL 736749 exxx-ACL 6749 (ret. 11/13/08)1
CSX 631681 Open Hopper K304 HKS B2100ex-SBD 631681 exx-SCL 736751 exxx-ACL 6751 (ret. 8/26/16)2
CSX 631691 Open Hopper K304 HKS B2100ex-SCL 736761 exx-ACL 6761 (ret. 12/7/16)1

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