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System
of
Measurement
Inch
Metric
Screw
Size
See all
5/16"
ID
0
.
2
7
5
"
0
.
2
8
9
"
0
.
2
9
"
0
.
2
9
6
"
0
.
3
0
1
"
0
.
3
1
2
"
0
.
3
1
4
"
0
.
3
1
5
"
0
.
3
1
6
"
0
.
3
1
7
"
0
.
3
1
8
"
0
.
3
1
9
"
0
.
3
2
0
"
0
.
3
2
2
"
0
.
3
2
3
"
OD
0
.
3
6
5
"
0
.
3
7
1
"
1
3
/
3
2
"
0
.
4
1
1
"
0
.
4
3
7
"
0
.
4
3
8
"
0
.
4
5
7
"
0
.
4
6
0
"
1
5
/
3
2
"
0
.
4
8
"
0
.
4
9
1
"
1
/
2
"
0
.
5
0
6
"
0
.
5
1
2
"
0
.
5
2
5
"
Finish
Black
Oxide
Cadmium
Plated
Chrome
Plated
Corrosion
-
Resistant
Coated
Galvanized
Hot
-
Dipped
Galvanized
Nickel
Chrome
Plated
Nickel
Plated
Passivated
Phosphate
Coated
Tin
Plated
Zinc
Flake
Coated
Zinc
Plated
Zinc
Yellow
-
Chromate
Plated
Washer
Type
Angled
Edge
Clipped
Countersunk
Cup
Curved
Flat
Metal
Bonded
Rectangular
Sleeve
Slotted
Spherical
Split
Square
Tab
Tapered
Wave
Wedge
Thickness
0
.
0
0
5
"
0
.
0
0
6
"
0
.
0
1
"
0
.
0
1
3
"
t
o
0
.
0
1
9
"
0
.
0
1
4
"
t
o
0
.
0
1
6
"
0
.
0
1
5
"
0
.
0
1
6
"
0
.
0
1
7
"
t
o
0
.
0
2
3
"
0
.
0
2
"
0
.
0
2
1
"
t
o
0
.
0
4
1
"
0
.
0
2
2
"
t
o
0
.
0
4
2
"
0
.
0
2
3
"
t
o
0
.
0
2
8
"
0
.
0
2
6
"
t
o
0
.
0
3
6
"
0
.
0
2
7
"
t
o
0
.
0
3
5
"
0
.
0
2
7
"
t
o
0
.
0
4
8
"
Washer
Designation
SAE
USS
Length
3
/
3
2
"
1
/
8
"
3
/
1
6
"
1
/
4
"
5
/
1
6
"
3
/
8
"
1
/
2
"
5
/
8
"
3
/
4
"
1
3
/
1
6
"
7
/
8
"
1
"
1
1
/
8
"
1
1
/
4
"
1
3
/
8
"
Fastener
Strength
Grade/Class
SAE
Grade
2
SAE
Grade
5
SAE
Grade
8
SAE
Grade
9
Color
Beige
Black
Blue
Brown
Brown/Black
Clear
Gray
Green
Light
Green
Off
-
White
Red
White
Shape
Disc
Ring
Round
ASME
Designation
Narrow
Regular
Wide
Width
5/8"
3/4"
0.875"
1"
1.750"
2"
Nut
Type
Push
Snap
In
Square
Specifications
Met
ASME
Standard
ASTM
Standard
NAS
SAE
J314
Overall
Height
0
.
0
4
0
"
0
.
0
5
5
"
0
.
0
6
3
"
0
.
0
7
3
"
0
.
0
8
0
"
0
.
0
9
2
"
0
.
0
9
5
"
0
.
1
"
0
.
1
0
2
"
0
.
1
4
"
0
.
1
8
"
0
.
1
8
8
"
0
.
1
9
7
"
0
.
2
0
5
"
0
.
2
3
0
"
Diameter
0.625"
1.015"
Hardness
B
r
i
n
e
l
l
1
2
0
D
u
r
o
m
e
t
e
r
3
0
A
D
u
r
o
m
e
t
e
r
4
0
A
D
u
r
o
m
e
t
e
r
5
5
A
D
u
r
o
m
e
t
e
r
6
0
A
D
u
r
o
m
e
t
e
r
6
4
A
D
u
r
o
m
e
t
e
r
6
5
A
D
u
r
o
m
e
t
e
r
7
0
A
D
u
r
o
m
e
t
e
r
7
5
A
D
u
r
o
m
e
t
e
r
5
5
D
D
u
r
o
m
e
t
e
r
6
5
D
R
o
c
k
w
e
l
l
B
4
0
R
o
c
k
w
e
l
l
B
4
5
R
o
c
k
w
e
l
l
B
4
7
R
o
c
k
w
e
l
l
B
5
0
Military
Specifications
Army
-
Navy
Specification
Military
Specification
Tooth
Location
External
Internal
Internal
and
External
Maximum
Temperature
Less
than
250°
F
250°
F
to
299°
F
300°
F
to
499°
F
500°
F
to
999°
F
1,000°
F
or
greater
Forward
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640 Products
Fastening and Joining
Washers
Nearly
every
size
and
shape
imaginable,
from
flat
washers
to
clipped
to
curved
274 products
Lock
Washers
Resist
vibration
to
prevent
fasteners
from
loosening
71 products
Sealing
Washers
Prevent
fluids
from
leaking
around
fasteners
49 products
Leveling
Washers
Curved
or
tapered
to
compensate
for
uneven
mounting
surfaces
7 products
Cushioning
Washers
Cushion
joints
to
dampen
vibration
and
protect
them
from
wear
10 products
Finishing
Washers
Screw
heads
sit
flush
to
prevent
snagging
and
to
create
a
neat,
finished
appearance
6 products
Insulating
Washers
Isolate
screws
from
electrical
current
and
prevent
corrosion
where
fasteners
attach
12 products
Spacers
Unthreaded
to
create
space
between
two
surfaces
or
objects,
often
to
align
them
143 products
Shims
Level,
align,
and
adjust
spacing
on
fasteners,
shafts,
and
machine
components
24 products
Push
Nuts
Press
onto
threads
for
a
light
duty
hold
that’s
faster
to
install
than
typical
nuts
2 products
Snap
-
In
Nuts
Push
into
square
holes
in
thin
materials
to
add
bolts
for
aligning
off
-
center
parts
1 product
Unthreaded
Inserts
Reinforce,
align,
and
adjust
joints
as
you
tighten
a
fastener
7 products
Magnets
Attract
or
repel
metal
objects
to
hang,
secure,
or
position
them
2 products
Fabricating and Machining
Clamp
Holding
Washers
Replace
worn
washers
on
open
-
arm
toggle
clamps
to
keep
holding
screws
in
place
2 products
Material Handling
Tie
-
Down
Washers
Angled
sides
align
and
hold
tie
-
down
straps
1 product
Communication
Tag
Washers
Bolt
onto
surfaces
to
mount
tag
rings
and
ties
1 product
The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)