Threading Guide
0.65 MINIMUM PROTRUSION FROM SLIDE
0.44
+
-
0.01
0.00
.025 X 45°
0.530
0.582
0.590
A
.5781-28 SPECIAL
MAJOR Ø 0.5751 ± 0.0030
PITCH Ø 0.5539 ± 0.0010
0.003
A
0.0005
A
A
45°
2X R0.016
0.005-0.010
X 45
0.06
DETAIL A
SCALE 8 : 1
NOTES:
1) THIS THREAD CAN BE USED FOR ANY .45 AUTO BARREL.
2) THIS IS THE BEST THREAD FOR MOST 1911 BARRELS, SIG .45 AUTO PISTOLS, AND SPRINGFIELD XD BARRELS.
3) THIS THREAD PROFILE IS DESIGNED TO INDEX ON THE MUZZLE FACE.
D
C
B
A
A
B
C
D
1
2
3
4
5
6
7
8
8
7
6
5
4
3
2
1
TITLE:
SIZE:
"B"
PART
NO.:
SCALE:
SHEET:
11 OF 19
THREAD GUIDE
4:1
MLS
03/13
PROPRIETARY AND CONFIDENTIAL
THE INFORMATION CONTAINED IN THIS DRAWING IS THE
SOLE PROPERTY OF ADVANCED ARMAMENT
CORPORATION. ANY REPRODUCTION IN PART OR AS A
WHOLE WITHOUT THE WRITTEN PERMISSION OF
ADVANCED ARMAMENT CORPORATION IS PROHIBITED.
REV:
DATE:
DRAWN
BY:
Advanced Armament Corp.
2408 TECH CENTER PARKWAY, SUITE 150
LAWRENCEVILLE, GA 30043 - 770-925-9988
WWW.ADVANCED-ARMAMENT.COM
.578-28 SPECIAL (37/64)
FOR .45 AUTO PISTON
WITHOUT O-RING
01
.X
0.1
.XX
0.01
.XXX
0.005
.XXXX
0.0005
ANGLES
0.5
FILLET RADII 0.005-0.010
BREAK EDGE 0.005-0.010
SURFACE FINISH
125
UNLESS OTHERWISE SPECIFIED
DIMENSIONS ARE IN INCHES
GENERAL SPECIFICATION FOR
SMALL ARMS AND AIRCRAFT
ARMAMENT SUBSYSTEMS
(MIL-W-13855) APPLIES.
ASME Y14.5M-1994 APPLIES.