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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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39 866710A Hammer $17.00 Buy Now
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40 866720A Hammer Pin $2.95 Buy Now
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41 866750A Magazine Cap $17.75 Sold Out
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41 866770A Magazine Cap (w/ Eyelet) $34.60 Buy Now
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42 866760A Magazine Cap Retainer $4.10 Sold Out
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44 866780A Magazine Cut-Off & Pin $21.70 Buy Now
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45 866790A Magazine Cut-Off Plunger, Spring & Retainer Assembly $8.70 Sold Out
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46 866800A Magazine Follower $3.05 Sold Out
Magazine Spring
47 800100-01AC Magazine Spring $7.10 Buy Now
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48 866810A Magazine Spring Retainer $2.55 Buy Now
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49 866820A Magazine Adapter, 3 Shot $5.00 Buy Now
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50 866860A Mainspring Guide $5.15 Buy Now
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51 866850A Mainspring $5.70 Sold Out
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52 866870A Mainspring Guide Pin Hammer $6.75 Buy Now
Magazine Spring
53 800100-01EQ Magazine Spring $7.10 Buy Now
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53 708340A Operating Handle $30.00 Sold Out
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54 866960A Recoil Pad $28.70 Sold Out
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55 867000A Safety $14.75 Sold Out
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56 867010A Safety Plunger $2.50 Buy Now
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57 867020A Safety Plunger Spring $3.00 Buy Now