Smith & Wesson Smith & Wesson Pistol Magazine Catch Nut, Used - Part# 457D21 Part 457D21

Smith & Wesson 3rd Gen .45 ACP Compact Magazine Catch Nut | Used OEM Part 457D21

$12.99
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Smith & Wesson Smith & Wesson Pistol Magazine Catch Nut, Used - Part# 457D21 Part 457D21
  • Smith & Wesson Smith & Wesson Pistol Magazine Catch Nut, Used - Part# 457D21 Part 457D21
  • Smith & Wesson Smith & Wesson Pistol Magazine Catch Nut, Used - Part# 457D21 Part 457D21
  • Smith & Wesson Smith & Wesson Pistol Magazine Catch Nut, Used - Part# 457D21 Part 457D21
  • Smith & Wesson Smith & Wesson Pistol Magazine Catch Nut, Used - Part# 457D21 Part 457D21
  • Smith & Wesson Smith & Wesson Pistol Magazine Catch Nut, Used - Part# 457D21 Part 457D21
  • Smith & Wesson Smith & Wesson Pistol Magazine Catch Nut, Used - Part# 457D21 Part 457D21
  • Smith & Wesson Smith & Wesson Pistol Magazine Catch Nut, Used - Part# 457D21 Part 457D21
  • Smith & Wesson Smith & Wesson Pistol Magazine Catch Nut, Used - Part# 457D21 Part 457D21
  • Smith & Wesson Smith & Wesson Pistol Magazine Catch Nut, Used - Part# 457D21 Part 457D21
  • Smith & Wesson Smith & Wesson Pistol Magazine Catch Nut, Used - Part# 457D21 Part 457D21
  • Smith & Wesson Smith & Wesson Pistol Magazine Catch Nut, Used - Part# 457D21 Part 457D21
  • Smith & Wesson Smith & Wesson Pistol Magazine Catch Nut, Used - Part# 457D21 Part 457D21
  • Smith & Wesson Smith & Wesson Pistol Magazine Catch Nut, Used - Part# 457D21 Part 457D21
  • Smith & Wesson Smith & Wesson Pistol Magazine Catch Nut, Used - Part# 457D21 Part 457D21
Smith & Wesson 3rd Gen .45 ACP Compact Magazine Catch Nut | Used OEM Part 457D21

Smith & Wesson 3rd Gen .45 ACP Compact Magazine Catch Nut | Used OEM Part 457D21

$12.99

Smith & Wesson 3rd Generation .45 ACP Compact Magazine Catch Nut — Used OEM Part #457D21

This listing is for one (1) used Smith & Wesson OEM magazine catch nut, Part #457D21, removed from a factory 3rd Generation .45 ACP compact pistol.

The magazine catch nut is the threaded retaining component that secures the magazine catch button in the frame. It is essential for proper magazine release function and retention. This is a genuine Smith & Wesson factory part in used, good working condition — ideal for repair or replacement of a lost or damaged original.

Specifications

  • Brand: Smith & Wesson
  • Part Number: 457D21
  • Condition: Used (factory original, functional)
  • Caliber: .45 ACP
  • Generation: 3rd Generation
  • Part Type: Magazine Catch Nut

Model Compatibility

Model Caliber Frame Compatible
Model 457 / 457D .45 ACP Alloy Compact ✓ Yes
Model 4516 .45 ACP Stainless Compact ✓ Yes
Model 4526 .45 ACP Alloy Compact ✓ Yes
Model 4536 .45 ACP Alloy Compact, DA Only ✓ Yes
Model 4546 .45 ACP Alloy Compact, DAO ✓ Yes
Model 4506 (Full Size) .45 ACP Stainless Full Size ✗ Verify — full-size frame

Note: This part is specific to 3rd Generation .45 ACP compact frame pistols. Verify your exact model number before ordering. Installation by a qualified gunsmith is recommended.

Please contact us with any questions before purchasing. We are happy to help confirm compatibility with your specific pistol.

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