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 | 7-208. Screws
9/8/98
TABLE 7-11. (CONTINUED)
Screw MS, AN, or
Description
NAS Number
AN505
Screw, machine,
flathead,
82° coarse thread
AN506
Screw, tapping,
type F, coarse & fine
AC 43.13-1B
TABLE 7-11. (CONTINUED)
Screw MS, AN, or
Description
NAS Number
AN535
Drive screw,
round head
AN545
Screw, wood,
round head
AN507
Screw, machine,
flathead, 100°
AN550
Screw, wood,
flathead, 82°
AN508
Screw, machine,
round head
AN565
Setscrew,
hex. & fluted socket
AN509
AN510
AN515 & AN520
AN525
Screw machine,
100° structural
Screw, machine,
flathead,
82° fine thread
Screw, machine,
round head
Screw,
washer head
AN115401-115600
AN115601-115800
AN115801-116150
AN116901-117080
Screws,
flat fill. head,
steel, .190-.375
Drilled shank Screw
flat fill. head, steel,
.190-.375
Screw,
flat fill. head,
steel. .190-.375
Screw,
oval fill. head, steel
AN526
Screw,
machine buttonhead
MS9016
Bushing Screw,
plain
AN530
Screw-tapping,
thread cutting, rnd. hd.
MS9017
Bushing Screw,
slotted
AN531
Screw, tapping,
thread forming or cut-
ting, 82° flathead.
MS9122-9123
Screw,
machine slotted hex.
hd.
Par 7-196
Page 7-51