User Panel
User Panel
User Panel
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Posted: 1/4/2003 6:12:45 PM EDT
[#1]
.8125-16 TPI.
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Posted: 1/4/2003 6:17:20 PM EDT
[#2]
Quoted: .8125-16 TPI. Thank You! [:)] ...That sounds like you're reading it right off your digital verniers... [:D] Isn't that kind of an oddball size??? (Why would anyone pick such a strange diameter???)... |
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Posted: 1/5/2003 1:29:01 AM EDT
[#3]
O.8125x16 UN but is it 3A orB............?
[NI] |
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Posted: 1/5/2003 7:15:52 AM EDT
[#4]
Quoted: ...That sounds like you're reading it right off your digital verniers... [:D] Isn't that kind of an oddball size??? (Why would anyone pick such a strange diameter???)... No, looking at the drawing from an old NRA article titled "Heavy Match Barrel Enhances AR-15 Accuracy",, with pic of Experimental M16A1 match rifle built by USMC Armorers at Quantico in '72. Give step by step instructions to machine an AR/M-16 barrel from a blank. |
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Posted: 1/5/2003 7:23:56 AM EDT
[#5]
Quoted: No, looking at the drawing from an old NRA article titled "Heavy Match Barrel Enhances AR-15 Accuracy",, with pic of Experimental M16A1 match rifle built by USMC Armorers at Quantico in '72. Give step by step instructions to machine an AR/M-16 barrel from a blank. SBR7_11 - Is that article available on-line anywhere??? I'd be very interested in reading that... |
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Posted: 1/6/2003 11:14:40 AM EDT
[#6]
Per ARDEC Drawing 9349054 for the current 20" A2 barrel, the specified barrel thread for the extension interface is ".8125-16UN-3A-MOD"
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Posted: 1/6/2003 2:11:39 PM EDT
[#7]
Thank you all!!!
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