Union Pacific MK-1 class

class of American 2-8-2 locomotives
Place locomotive_class Q130388098
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Union Pacific MK-1 class

Summary

Union Pacific MK-1 class is a locomotive class[1].

Key Facts

  • Union Pacific MK-1 class is in the country of United States[2].
  • Union Pacific MK-1 class's image is recorded as Union Pacific Snowed In, circa 1930s - Headquarters, Idaho (34016608882).jpg[3].
  • Union Pacific MK-1 class's instance of is recorded as locomotive class[4].
  • Union Pacific MK-1 class's operator is recorded as Union Pacific Railroad[5].
  • Union Pacific MK-1 class's operator is recorded as Oregon Short Line Railroad[6].
  • Union Pacific MK-1 class's operator is recorded as Oregon Railroad and Navigation Company[7].
  • Union Pacific MK-1 class's manufacturer is recorded as Baldwin Locomotive Works[8].
  • Union Pacific MK-1 class's subclass of is recorded as tender locomotive[9].
  • Union Pacific MK-1 class's has use is recorded as freight locomotive[10].
  • Union Pacific MK-1 class's country of origin is recorded as United States[11].
  • Union Pacific MK-1 class's service entry is recorded as +1910-00-00T00:00:00Z[12].
  • Union Pacific MK-1 class's service retirement is recorded as +1958-00-00T00:00:00Z[13].
  • Union Pacific MK-1 class's described at URL is recorded as https://www.steamlocomotive.com/locobase.php?country=USA&wheel=2-8-2&railroad=up[14].
  • Union Pacific MK-1 class's described at URL is recorded as https://utahrails.net/up-steam-roster/up05-1915-1962-07.php[15].
  • Union Pacific MK-1 class's track gauge is recorded as standard-gauge railway[16].
  • Union Pacific MK-1 class's total produced is recorded as {'unit': '1', 'amount': '+86'}[17].
  • Union Pacific MK-1 class's number of cylinders is recorded as {'unit': '1', 'amount': '+2'}[18].
  • Union Pacific MK-1 class's fleet or registration number is recorded as 1900–1929[19].
  • Union Pacific MK-1 class's fleet or registration number is recorded as 2000–2014[20].
  • Union Pacific MK-1 class's fleet or registration number is recorded as 2100–2140[21].
  • Union Pacific MK-1 class's fleet or registration number is recorded as 500–529[22].
  • Union Pacific MK-1 class's fleet or registration number is recorded as 1100–1114[23].
  • Union Pacific MK-1 class's fleet or registration number is recorded as 440[24].
  • Union Pacific MK-1 class's fleet or registration number is recorded as 500–540[25].
  • Union Pacific MK-1 class's wheel arrangement is recorded as 2-8-2[26].

Body

Geography

Union Pacific MK-1 class is in the country of United States[2].

Designation and Status

Union Pacific MK-1 class's instance of is recorded as locomotive class[4].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] . wikidata.org.
  2. [3] . wikidata.org.
  3. [4] . wikidata.org.
  4. [5] . wikidata.org.
  5. [6] . wikidata.org.
  6. [7] . wikidata.org.
  7. [8] . wikidata.org.
  8. [9] . wikidata.org.
  9. [10] . wikidata.org.
  10. [11] . wikidata.org.
  11. [12] . wikidata.org.
  12. [13] . wikidata.org.
  13. [14] . wikidata.org.
  14. [15] . wikidata.org.
  15. [16] . wikidata.org.
  16. [17] . wikidata.org.
  17. [18] . wikidata.org.
  18. [19] . wikidata.org.
  19. [20] . wikidata.org.
  20. [21] . wikidata.org.
  21. [22] . wikidata.org.
  22. [23] . wikidata.org.
  23. [24] . wikidata.org.
  24. [25] . wikidata.org.
  25. [26] . wikidata.org.

Class ancestry

  1. [1] . Wikidata. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Union Pacific MK-1 class. Retrieved May 3, 2026, from https://4ort.xyz/entity/union-pacific-mk-1-class
MLA “Union Pacific MK-1 class.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/union-pacific-mk-1-class.
BibTeX @misc{4ortxyz_union-pacific-mk-1-class_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Union Pacific MK-1 class}}, year = {2026}, url = {https://4ort.xyz/entity/union-pacific-mk-1-class}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Union Pacific MK-1 class — https://4ort.xyz/entity/union-pacific-mk-1-class (retrieved 2026-05-03)

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