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If you're unable to locate an item please contact us directly.

Please have the following information ready:

  1. Firearm Manufacturer
  2. Firearm Model and Serial Number
  3. Gauge or Caliber of Firearm
  4. Part Description
  5. Any other pertinent information

Then please call our Sales Department toll free at:

866-NUMRICH
(866-686-7424)

Outside U.S.A.:

845-679-2417

Office Hours:
Monday through Friday
8:00 a.m. to 4:30 p.m. EST

A-500 Gas Operated (*)

Schematic Image

*Part Key 'NI' stands for 'Not Illustrated'.

Image Part Key Product # Description Price Add To Cart
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20 866470A Carrier Pin Circlip (2 Req'd) $2.95 Buy Now
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21 866480A Carrier Latch $21.70 Sold Out
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22 866490A Carrier Latch Spring $2.95 Buy Now
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23 866500A Cartridge Stop (Breech Block Release Button) $8.00 Buy Now
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24 866520A Cartridge Stop & Carrier Latch Pin Clip $4.10 Buy Now
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25 866510A Cartridge Stop & Carrier Latch Pin $4.80 Buy Now
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26 866530A Cartridge Stop Spring $6.05 Buy Now
Disconnector
27 866550A Disconnector $4.80 Buy Now
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28 866560A Disconnector Pin $2.35 Buy Now
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29 708330A Ejector $8.05 Sold Out
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30 708310A Extractor $12.35 Sold Out
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31 866570A Extractor Spring, Inner $2.95 Sold Out
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32 866580A Extractor Spring, Outer $2.95 Sold Out
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33 866590A Extractor Pin $2.35 Sold Out
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34 708320A Firing Pin $37.85 Buy Now
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35 866610A Firing Pin Cover, Nylon (1990) $6.75 Sold Out
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36 866620A Firing Pin Spring $2.95 Sold Out
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37 866630A Firing Pin Stop Pin $6.05 Buy Now
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38 866670 Front Sight $4.10 Sold Out
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38 866680A Front Sight (Buck Special) $15.80 Sold Out