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List of Reference Dimensions for AK Barrels and Their Components


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Don't worry about the columns, the information is a good reference. Good Work!

 

 

Thanks,

it just bugs me that i can't keep them straight up and down like i had them in Word. I even printed them out and the stayed nice and straight. It must have something to do with margins or something. I'm still a "hunt and peck" typer, so it takes me awhile sometimes to do something like this. Maybe someone who knows how will volunteer to fix it someday.

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  • 1 year later...

I fixed this over on AKForum, too. What can I say? Uneven spacing bothers me, too. I've spent too much time as an admin assistant, I reckon. :unsure:

 

							 BARREL OVERALL LENGTH
SAIGA .223				   16 ¼
SAIGA .308				   16 ¼
BULGARIAN 5.45 AK-74		 16 ¼
MAADI 7.62X39				16 ½
HUNGARIAN SA2000M 7.62X39	16 ¼
HUNGARIAN AMD 65			 12 ½
HUNGARIAN AMD 63			 16 ½
ROMANIAN G				   16 ¼
YUGOSLAVIAN AB2			  16 ¼
YUGOSLAVIAN VIRGIN KRINK	 10
YUGOSLAVIAN M72 RPK		  21 ¼
RUSSIAN MILLED AK-47		 16 ¼
ROB ARMS VEPR 7.62X39		16 5/8
POLISH U/F 7.62X39		   16 ¼
POLISH TANTAL 5.45X39		16 5/8
MAK 90 7.62X39 U/F		   16 ½
MILLED TYPE 56  7.62X39	  16 ¼


						 CHAMBER OUTSIDE DIAMETER 
SAIGA .223				   N/A
SAIGA .308				   .986
BULGARIAN 5.45 AK-74		 N/A
MAADI 7.62X39				N/A
HUNGARIAN SA2000M 7.62X39	N/A
HUNGARIAN AMD 65			.908
HUNGARIAN AMD 63			.908
ROMANIAN G				  .908
YUGOSLAVIAN AB2			 .908
YUGOSLAVIAN VIRGIN KRINK	.908
YUGOSLAVIAN M72 RPK		 .908
RUSSIAN MILLED AK-47		N/A
ROB ARMS VEPR 7.62X39	   .908
POLISH U/F 7.62X39		  .908
POLISH TANTAL 5.45X39	   .908
MAK 90 7.62X39 U/F		  .762
MILLED TYPE 56 7.62X39	  N/A

						 MUZZLE THREAD				 THREAD LENGTH
SAIGA .223				   N/A
SAIGA .308				   N/A
BULGARIAN 5.45 AK-74		 M24 X 15 RH					.780
MAADI 7.62X39				N/A
HUNGARIAN SA2000M 7.62X39	N/A
HUNGARIAN AMD 65			 M14 X 1 LH					 .610
HUNGARIAN AMD 63			 M14 X 1 LH					 .570
ROMANIAN G				   M14 X 1 LH					 .560
YUGOSLAVIAN AB2			  M14 X 1 LH					 .560
YUGOSLAVIAN VIRGIN KRINK	 M26 X 1.5 LH				   .700
YUGOSLAVIAN M72 RPK		  M14 X 1 LH					 .580
RUSSIAN MILLED AK-47		 M14 X 1 LH					 .560
ROB ARMS VEPR 7.62X39		NO THREADS .614 DIA			.500
POLISH U/F 7.62X39		   M14 X 1 LH					 .590
POLISH TANTAL 5.45X39		M14 X 1 LH					 1.500
MAK 90 7.62X39 U/F		   THREADS TURNED OFF .530 DIA	.640
MILLED TYPE 56 7.62X39	   M14 X 1 LH					 .570


						 BARREL DIA FOR GAS BLOCK   GB OVERALL LENGTH
SAIGA .223				   .631					   1.410
SAIGA .308				   .712					   1.400
BULGARIAN 5.45 AK-74		 .592					   1.425
MAADI 7.62X39				.592					   1.060
HUNGARIAN SA2000M 7.62X39	.591					   1.050
HUNGARIAN AMD 65			 .592					   1.060
HUNGARIAN AMD 63			 .592					   1.060
ROMANIAN G				   .592					   1.065
YUGOSLAVIAN AB2			  .631					   1.540
YUGOSLAVIAN VIRGIN KRINK	 .591					   1.665
YUGOSLAVIAN M72 RPK		  .808					   1.440
RUSSIAN MILLED AK-47		 .631					   1.450
ROB ARMS VEPR 7.62X39		.790					   1.060
POLISH U/F 7.62X39		   .592					   1.060
POLISH TANTAL 5.45X39		.580					   2.070
MAK 90 7.62X39 U/F		   .631					   1.350
MILLED TYPE 56 7.62X39	   .631					   1.450

						 GAS BLOCK DIMENSIONS
						 DISTANCE TO CENTER OF GAS HOLE FROM:
						 FR OF GAS BLOCK	HOLE DIA	R OF GAS BLOCK
SAIGA .223				   .990			   .180		.418
SAIGA .308				   .975			   .I80		.415
BULGARIAN 5.45 AK-74
MAADI 7.62X39
HUNGARIAN SA2000M 7.62X39
HUNGARIAN AMD 65								.133
HUNGARIAN AMD 63								.149
ROMANIAN G									  .149
YUGOSLAVIAN AB2			   .438			  .149		1.100
YUGOSLAVIAN VIRGIN KRINK
YUGOSLAVIAN M72 RPK							 .122
RUSSIAN MILLED AK-47							.175
ROB ARMS VEPR 7.62X39
POLISH U/F 7.62X39							  .149
POLISH TANTAL 5.45X39
MAK 90 7.62X39 U/F							  .175
MILLED TYPE 56 7.62X39						  .172


						 BARREL DIA @ HANDGUARD RETAINER
SAIGA .223				   N/A
SAIGA .308				   N/A
BULGARIAN 5.45 AK-74		 .667
MAADI  7.62X39			   .670
HUNGARIAN SA2000M 7.62X39	.668
HUNGARIAN AMD 65			 .670
HUNGARIAN AMD 63			 .669
ROMANIAN G				   .668
YUGOSLAVIAN AB2			  .688
YUGOSLAVIAN VIRGIN KRINK	 .689
YUGOSLAVIAN M72 RPK		  .944
RUSSIAN MILLED AK-47		 .686
ROB ARMS VEPR 7.62			N/A
POLISH U/F 7.62X39		   .668
POLISH TANTAL 5.45X39		.657
MAK 90 7.62X39 U/F		   .688
MILLED TYPE 56 7.62X39	   .688


						 BARREL DIA @ FSB   OVERALL LENGTH OF FSB
SAIGA .223				   .594			   2.330
SAIGA .308				   .671			   1.625
BULGARIAN 5.45 AK-74		 .572			   1.300
MAADI  7.62X39			   .572			   .865
HUNGARIAN SA2000M 7.62X39	.572			   .850
HUNGARIAN AMD 65			 .572			   .850
HUNGARIAN AMD 63			 .572			   1.050
ROMANIAN G				   .572			   .865
YUGOSLAVIAN AB2			  .592			   1.235
YUGOSLAVIAN VIRGIN KRINK	 .592			   1.665
YUGOSLAVIAN M72 RPK		  N/A				1.130
RUSSIAN MILLED AK-47		 .591			   1.170
ROB ARMS VEPR 7.62X39		N/A				1.050
POLISH U/F 7.62X39		   .572			   .850
POLISH TANTAL 5.45X39		.562			   .850
MAK 90 7.62X39 U/F		   .592			   1.165
MILLED TYPE 56 7.62X39	   .592			   1.450

						 GAS TUBE LENGTH
SAIGA .223				   6.970
SAIGA .308				   6.950
BULGARIAN 5.45 AK-74		 6.970
MAADI 7.62X39				6.970
HUNGARIAN SA2000M 7.62X39	5.740
HUNGARIAN AMD 65			 5.770
HUNGARIAN AMD 63			 6.940
ROMANIAN G				   6.970
YUGOSLAVIAN AB2			  7.540
YUGOSLAVIAN VIRGIN KRINK	 6.060
YUGOSLAVIAN M72 RPK		  7.530
RUSSIAN MILLED AK-47		 6.970
ROB ARMS VEPR 7.62X39		6.970
POLISH U/F 7.62X39		   6.970
POLISH TANTAL 5.45X39		6.980
MAK 90 7.62X39 U/F		   6.980
MILLED TYPE 56 7.62X39	   6.980

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  • 1 year later...
  • 3 weeks later...

Hey man, thanks for the info! I was curious if you knew what size the barrel diameter around the Saiga 5.45(iz240) is at the FSB, not sure if they use the AK-74 barrel or not.

 

Sorry , haven't had one to measure yet.................

 

 

When you say 'chamber outside diameter', is that measured at the spot where the barrel presses into the front trunnion?

 

Yes ....................

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