Breech Mechanism

Model / MPN: 200820274-01 | NSN: 1010-01-538-9306

A group of items that function to open and close the breech. It may include a semiautomatic drop block, case extraction, and electric firing. It may provide manual and/or automatic opening of a breech, ejection of spent cartridge case, and automatic closing when chambering the next round.

Product Details

NATO Stock Number

1010-01-538-9306

Sold in multiples of

1 EA

DEMIL

DEMIL/MLI

Overall Diameter

5.465 inches

End Application

40 millimeter auto cannon, m2 and m2a1.

Part Name Assigned By Controlling Agency

Case, breech closing spring, left

Material

Steel

General Description

This is a breech block closing case cover

200820274 Series Parts

200820274-01

Pricing and Availability

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200820274-01 Cross Reference

6197102