Due to heavy seasonal volume international shipments will be suspended until early 2017.

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Still Can't Find It?

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
Carrier Pin
19 866460A Carrier Pin $5.15 Buy Now
Carrier Pin Circlip (2 Req'd)
20 866470A Carrier Pin Circlip (2 Req'd) $2.95 Buy Now
Carrier Latch
21 866480A Carrier Latch $21.70 Sold Out
Carrier Latch Spring
22 866490A Carrier Latch Spring $2.95 Buy Now
Cartridge Stop (Breech Block Release Button)
23 866500A Cartridge Stop (Breech Block Release Button) $8.00 Buy Now
Cartridge Stop & Carrier Latch Pin Clip
24 866520A Cartridge Stop & Carrier Latch Pin Clip $4.10 Buy Now
Cartridge Stop & Carrier Latch Pin
25 866510A Cartridge Stop & Carrier Latch Pin $4.80 Sold Out
Cartridge Stop Spring
26 866530A Cartridge Stop Spring $6.05 Sold Out
Disconnector
27 866550A Disconnector $4.80 Buy Now
Disconnector Pin
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
Extractor Spring, Inner
31 866570A Extractor Spring, Inner $2.95 Sold Out
Extractor Spring, Outer
32 866580A Extractor Spring, Outer $2.95 Buy Now
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33 866590A Extractor Pin $2.35 Sold Out
Firing Pin
34 708320A Firing Pin $37.85 Buy Now
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35 866610A Firing Pin Cover, Nylon (1990) $6.75 Sold Out
Firing Pin Spring
36 866620A Firing Pin Spring $2.95 Buy Now
Firing Pin Stop Pin
37 866630A Firing Pin Stop Pin $6.05 Buy Now
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38 866670 Front Sight $4.10 Sold Out