Assembling Hardware Coding Lists - Tascam 122 Service Manual

122
11. ASSEMBLING HARDWARE CODING LISTS
All screws conform to ISO standards, and have crossrecessed heads, unless
otherwise noted.
ISO screws have the head inscribed with a point as in the figure to the right.
FOR EXAMPLE:
B M 3
x
6
I
I
I
I
l
1... ______
Length in mm (L)
I
I
I
I
I
L----------Diameter in mm (0)·
L
I
L ____________
Metric System
I
I
'--------------. Nomenclature
~
-lD~
• Inner dia. for
w~shers
and nuts
Code Name Type Code
Name Type
~ACHINE
SCREW
R
Round Head Screw
~
TAPPING
SCREW
.
BTA
Binding Head
Tapping Screw( A Type)
~
P
Pan Head Screw
~
BTB
Binding Head
Tapping Screw( B Type)
@::­
T
Stove Head Screw
( Truss)
~
RTA
Round Head
Tapping Screw(A Type
~
B
Binding Head Screw
F
RTB
Round Head
Tappin!) Screw( B Type)
©mma
F"
Flat Countersunk
I
Head Screw ,
~
SETSCREW
SF"
, Hex Socket
Setscrew( Flat POint)
@D
.,
0
Oval Countersunk
Head . Screw
I
~
SC
Hex Socket
ISetscrew(Cup POint)
I@Cl
WOOD
SCREW
RW
Round Head
Wood Screw
(Dlr.>
55
Slotted Socke t
Setscrew(Flat POint)
1@c=J
TAPTITE
SCREW
PTT
Pan Head
Taptlte Screw
~
WASHER E
E'Rlng
(Retaining Washer)
©
WTT
Washer Head
I
Tapllte Screw
~
W
Flat Washer(Plaln)
©
SEMS
SCREW
BSA
I
Binding Head
I
SEMS Screw(A Type)
@P
SW
Lock Washer (Spnng)
©
BSB
Binding Head
SEMS Screw(B Type)
@P
LW ' I
Lock Washer
(Internal Teeth)
©
B$F"
Binding Head
SEMS Screw( F Type)
@}P
LWE
Lock Washer
(External Teeth)
@
PSA
Pan Head
SEMS Screw(A Type)
~
TW
Tflm Washer
( Countersunk)
@
PSB
Pan Head
SEMS Screw( B Type)
~
NUT
N
Hex Nut
®
68