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File:Colt M1911 cross-section diagram.jpg

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Summary

Description
English: Cross-section diagram of U.S. Army Colt Model 1911 semi-automatic pistol ("Automatic Pistol, Caliber .45, Model of 1911") as shown in official Army description for the pistol. The numbered parts are as follows (omitted numbers are for parts not labeled in the diagram):
  1. 1. Receiver
  2. 2. Barrel
  3. 3. Slide
  4. 8. Slide stop
  5. 9. Rear sight
  6. 10. Front sight
  7. 11. Link
  8. 12. Link pin
  9. 13. Barrel bushing
  10. 14. Recoil spring
  11. 15. Recoil-spring guide
  12. 16. Plug
  13. 20. Firing pin
  14. 21. Firing-pin spring
  15. 22. Firing-pin stop
  16. 23. Hammer
  17. 24. Hammer pin
  18. 25. Hammer strut
  19. 26. Hammer-strut pin
  20. 27. Mainspring
  21. 28. Mainspring cap
  22. 30. Sear
  23. 31. Sear spring
  24. 32. Sear pin
  25. 33. Disconnector
  26. 34. Trigger
  27. 35. Grip safety
  28. 36. Safety lock
  29. 37. Mainspring housing
  30. 38. Housing pin
  31. 39. Housing-pin retainer
  32. 40. Lanyard loop
  33. 41. Lanyard-loop pin
  34. 48. Magazine catch
  35. 50. Magazine-catch lock
  36. 51. Stocks, right and left
  37. 52. Stock screws (4)
  38. 53. Screw bushings (4)
Date
Source

Ordnance Department, U.S. Army (April 1, 1912; revised February 14, 1914; printed 1917). Description of the Automatic Pistol, Caliber .45, Model of 1911, with Rules for Management, Memoranda of Trajectory, and Description of Ammunition, Plate II (following page 20). Internet Archive identifier: descriptionofaut00unitrich

This is a retouched picture, which means that it has been digitally altered from its original version. Modifications: rotated, cropped, converted to grayscale, slight contrast stretch. Modifications made by Colin Douglas Howell.

Author U.S. Army Ordnance Department
Permission
(Reusing this file)
This image is in the public domain because it is a mere mechanical scan or photocopy of a public domain original, or – from the available evidence – is so similar to such a scan or photocopy that no copyright protection can be expected to arise. The original itself is in the public domain for the following reason:
Public domain
This file is a work of a U.S. Army soldier or employee, taken or made as part of that person's official duties. As a work of the U.S. federal government, it is in the public domain in the United States.

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This tag is designed for use where there may be a need to assert that any enhancements (eg brightness, contrast, colour-matching, sharpening) are in themselves insufficiently creative to generate a new copyright. It can be used where it is unknown whether any enhancements have been made, as well as when the enhancements are clear but insufficient. For known raw unenhanced scans you can use an appropriate {{PD-old}} tag instead. For usage, see Commons:When to use the PD-scan tag.


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This image is in the public domain because it is a mere mechanical scan or photocopy of a public domain original, or – from the available evidence – is so similar to such a scan or photocopy that no copyright protection can be expected to arise. The original itself is in the public domain for the following reason:
Public domain
Public domain
This media file is in the public domain in the United States. This applies to U.S. works where the copyright has expired, often because its first publication occurred prior to January 1, 1929, and if not then due to lack of notice or renewal. See this page for further explanation.

United States
United States
This image might not be in the public domain outside of the United States; this especially applies in the countries and areas that do not apply the rule of the shorter term for US works, such as Canada, Mainland China (not Hong Kong or Macao), Germany, Mexico, and Switzerland. The creator and year of publication are essential information and must be provided. See Wikipedia:Public domain and Wikipedia:Copyrights for more details.

This tag is designed for use where there may be a need to assert that any enhancements (eg brightness, contrast, colour-matching, sharpening) are in themselves insufficiently creative to generate a new copyright. It can be used where it is unknown whether any enhancements have been made, as well as when the enhancements are clear but insufficient. For known raw unenhanced scans you can use an appropriate {{PD-old}} tag instead. For usage, see Commons:When to use the PD-scan tag.


Note: This tag applies to scans and photocopies only. For photographs of public domain originals taken from afar, {{PD-Art}} may be applicable. See Commons:When to use the PD-Art tag.

Captions

Cross-section diagram of a Colt M1911 pistol

image/jpeg

8eb82b42417caaddacb66d5d8a58838f3bf02798

1,626,714 byte

2,439 pixel

3,880 pixel

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Date/TimeThumbnailDimensionsUserComment
current13:38, 17 June 2019Thumbnail for version as of 13:38, 17 June 20193,880 × 2,439 (1.55 MB)Colin Douglas Howell{{Information |Description={{en|Cross-section diagram of U.S. Army Colt Model 1911 semi-automatic pistol ("Automatic Pistol, Caliber .45, Model of 1911") as shown in official Army description for the pistol.}} |Source=Ordnance Department, U.S. Army (April 1, 1912; revised February 14, 1914; printed 1917). '' Description of the Automatic Pistol, Caliber .45, Model of 1911, with Rules for Management, Memoranda of Trajectory, and Descr...

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