AN774 Rev 8
N Dia.
M Dia.
Dash
(ref)
.015 (0.38)
number
(see note 5)
inches (mm)
inches (mm)
-4
.188 (4.78)
.172 (4.37)
-5
.219 (5.56)
.234 (5.94)
-6
.250 (6.35)
.297 (7.54)
-8
.313 (7.95)
.391 (9.93)
-10
.375 (9.53)
.484 (12.29)
-12
.438 (11.13)
.609 (15.47)
-16
.625 (15.88)
.844 (21.44)
NOTES:
1. Dimensions are in inches.
2. Metric equivalents are given for information only.
3. Break sharp edges .and remove all hanging burrs and slivers.
4. Unless otherwise noted tolerances shall be ±.005 inches (0.13 mm) and angles ±.5°.
5 Tolerances for dimensions G and N are in accordance with SAE-AS4395 style E.
6. Machined surfaces shall be smooth to 125µin Ra, hex surfaces may be 250µin Ra, unless otherwise
specified on the figures. Surface finish shall be in accordance with ASME B46.1.
7. Diameter F is last pitch diameter of last serration from point to point.
8. For design features purposes, this standard takes precedence over documents referenced herein.
9. Referenced documents shall be of the issue in effect on date of invitation for bid.
FIGURE 1. Bolt - flared tube dimensions and configurations - Continued.
REQUIREMENTS:
Dimensions and configuration shall be in accordance with figure 1.
Size -2 through -12 aluminum alloy, steel, corrosion resistant steel (CRES), and titanium maximum
operating pressure is 3000 psi (21 MPa). Larger sizes maximum operating pressure is 1500 psi (10
MPa).
Except as otherwise noted materials shall be in accordance with SAE-AS4841, see table I for material
code.
3
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