FAA Advisory Circular 43.13-1B
Acceptable Methods, Techniques, and Practices
Aircraft Inspection and Repair
AC 43.13-1B | 7. Aircraft Hardware, Control Cables, and Turnbuckles | 11. Hardware Identification Tables | 7-209. Bolts
AC 43.13-1B
TABLE 7-12. (CONTINUED)
Bolt Number
MS21091-21093
Description
Bolt, self-lock., 100°
flush head, cross re-
cessed
MS21094-21095
Bolt, self-lock., hex.
head
MS21096-21097
Bolt, self-lock., pan-
head, crass recessed
MS21098-21099
Bolt, self-lock., 12 pt.
ext. wrenching
MS21250
Bolt,
12 pt., ext. wrenching
NAS144-158
NAS333-340
NAS428
Bolt, internal wrench-
ing, steel,
1/4-28 thru 1-1/8-12
Bolt, 100°,
close tolerance,
hi-strength
Bolt, adjusting,
crowned hex. hd.
NAS464
Bolt, shear,
close tolerance
NAS501
Bolt, hex. head,
drilled & undrilled
NAS551
Bolt, universal fitting
9/8/98
TABLE 7-12. (CONTINUED)
Bolt Number
NAS563-572
Description
Bolt, full thread,
fully identified head
NAS583-590
NAS624-644
NAS653-658
Bolt, 100° head,
hi-torque, close tol.
160,000 psi
Bolt, twelve point ex-
ternal wrench,
180000 psi
Bolt, hex. head,
close tolerance, ti. alloy
NAS663-668
Bolt, full thread,
fully identified head
NAS673-678
Bolt, hex. head, close
tolerance, ti. alloy
NAS1003-1020
Bolt, machine,
hex. head
NAS1053
Eye Bolt Assembly,
Shoulder nut
NAS1083
Bolt, 100° flathead, ti-
tanium alloy
NAS1103-1120
Bolt, machine,
hex. head
NAS1202-1210
Bolt, 100° phil. re-
cessed,
close tolerance,
16,000 psi
Page 7-60
Par 7-196