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System
of
Measurement
Inch
Metric
Screw
Size
N
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Material
A
l
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n
u
m
B
r
a
s
s
B
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z
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C
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p
p
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F
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l
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F
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b
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F
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b
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g
l
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s
s
G
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a
p
h
a
l
l
o
y
H
a
r
d
F
i
b
e
r
I
r
o
n
L
e
a
t
h
e
r
M
i
c
a
N
e
o
d
y
m
i
u
m
N
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c
k
e
l
OD
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9
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1
5
7
"
Washer
Type
Angled
Edge
Beveled
Clipped
Coil
Conical
Countersunk
Cup
Curved
Flat
Hillside
Metal
Bonded
Notched
Rectangular
Sleeve
Slotted
Spherical
Split
Square
Tab
Tapered
Wave
Wedge
Thickness
0
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1
"
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3
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2
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4
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4
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t
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9
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1
0
"
t
o
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0
1
3
"
Finish
B
l
a
c
k
O
x
i
d
e
B
l
a
c
k
Z
i
n
c
P
l
a
t
e
d
C
a
d
m
i
u
m
P
l
a
t
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d
C
h
r
o
m
e
P
l
a
t
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d
C
o
r
r
o
s
i
o
n
-
R
e
s
i
s
t
a
n
t
C
o
a
t
e
d
D
y
e
d
G
a
l
v
a
n
i
z
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d
H
o
t
-
D
i
p
p
e
d
G
a
l
v
a
n
i
z
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d
N
i
c
k
e
l
P
l
a
t
e
d
P
a
i
n
t
e
d
P
a
s
s
i
v
a
t
e
d
P
h
o
s
p
h
a
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e
C
o
a
t
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d
P
o
w
d
e
r
C
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a
t
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P
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m
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T
i
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P
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Color
Amber
Beige
Black
Blue
Brown
Brown/Black
Clear
Gold
Gray
Green
Light
Green
Maroon
Off
-
White
Orange
Red
Tooth
Location
External
Internal
Internal
and
External
Thread
Size
10
-
32
1/4"
-
20
3/8"
-
16
1/2"
-
13
1
1/4"
-
20
Length
0
.
3
7
5
"
0
.
4
0
0
"
0
.
4
3
8
"
0
.
5
0
0
"
5
/
8
"
3
/
4
"
1
3
/
1
6
"
0
.
8
7
5
"
1
"
1
1
/
4
"
1
3
/
8
"
1
1
/
2
"
1
5
/
8
"
1
3
/
4
"
1
1
5
/
1
6
"
Specifications
Met
ANSI/ABMA
8.2
ASME
Standard
ASTM
Standard
DIN
Standard
ISO
Standard
NAS
SAE
J314
Shaft
Diameter
3
/
1
6
"
1
/
4
"
5
/
1
6
"
3
/
8
"
7
/
1
6
"
1
/
2
"
9
/
1
6
"
5
/
8
"
1
1
/
1
6
"
3
/
4
"
1
3
/
1
6
"
7
/
8
"
1
5
/
1
6
"
1
"
1
1
/
1
6
"
Fastener
Strength
Grade/Class
ISO
Class
8.8
ISO
Class
10.9
ISO
Class
12.9
SAE
Grade
2
SAE
Grade
5
SAE
Grade
8
SAE
Grade
9
Hardness
B
r
i
n
e
l
l
3
2
B
r
i
n
e
l
l
9
5
B
r
i
n
e
l
l
1
2
0
D
u
r
o
m
e
t
e
r
2
0
A
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
0
A
D
u
r
o
m
e
t
e
r
5
5
A
D
u
r
o
m
e
t
e
r
5
6
A
D
u
r
o
m
e
t
e
r
5
7
A
D
u
r
o
m
e
t
e
r
6
0
A
D
u
r
o
m
e
t
e
r
6
3
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
Overall
Height
0
.
0
1
7
"
0
.
0
2
0
"
0
.
0
2
4
"
0
.
0
2
5
"
0
.
0
3
0
"
0
.
0
3
5
"
0
.
0
3
7
"
0
.
0
3
9
"
0
.
0
4
0
"
0
.
0
4
1
"
0
.
0
4
2
"
0
.
0
4
3
"
0
.
0
4
5
"
0
.
0
4
6
"
0
.
0
4
7
"
Width
0
.
2
2
0
"
0
.
2
5
0
"
5
/
1
6
"
0
.
3
3
0
"
0
.
3
7
5
"
7
/
1
6
"
0
.
4
3
8
"
1
/
2
"
0
.
5
4
7
"
9
/
1
6
"
5
/
8
"
1
1
/
1
6
"
0
.
6
8
8
"
3
/
4
"
0
.
8
1
3
"
Maximum
Temperature
Less
than
200°
F
200°
F
to
249°
F
250°
F
to
499°
F
500°
F
to
999°
F
1,000°
F
or
greater
DFARS
Compliance
Specialty
Metals
Compliant
(252.225
-
7008)
Specialty
Metals
Compliant
(252.225
-
7009)
Specialty
Metals
COTS
-
Exempt
REACH
Compliance
REACH
(EC
1907/2006)
(06/27/2024,
241
SVHC)
Compliant
REACH
(EC
1907/2006)
(01/23/2024,
240
SVHC)
Compliant
REACH
(EC
1907/2006)
(06/14/2023,
235
SVHC)
Compliant
REACH
(EC
1907/2006)
(01/17/2023,
233
SVHC)
Compliant
REACH
(EC
1907/2006)
(06/10/2022,
224
SVHC)
Compliant
REACH
(EC
1907/2006)
(01/17/2022,
223
SVHC)
Compliant
Not
Compliant
RoHS
Compliance
RoHS
3
(2015/863/EU)
Compliant
RoHS
3
(2015/863/EU)
Compliant
with
Exemptions
Not
Compliant
Washer
Designation
SAE
USS
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9,729 Products
Fastening and Joining
Washers
Nearly
every
size
and
shape
imaginable,
from
flat
washers
to
clipped
to
curved
5,136 products
Lock
Washers
Resist
vibration
to
prevent
fasteners
from
loosening
1,662 products
Sealing
Washers
Prevent
fluids
from
leaking
around
fasteners
744 products
Finishing
Washers
Screw
heads
sit
flush
to
prevent
snagging
and
to
create
a
neat,
finished
appearance
156 products
Insulating
Washers
Isolate
screws
from
electrical
current
and
prevent
corrosion
where
fasteners
attach
277 products
Leveling
Washers
Curved
or
tapered
to
compensate
for
uneven
mounting
surfaces
135 products
Cushioning
Washers
Cushion
joints
to
dampen
vibration
and
protect
them
from
wear
167 products
Cross
-
Bracing
Washers
Connect
cross
-
bracing
rods
or
cables
to
structural
beams;
also
known
as
hillside
washers
20 products
Fastener
Assortments
Stay
prepared
by
keeping
fasteners
in
common
sizes
and
materials
on
hand
3 products
Power Transmission
Plain
Bearings
With
no
moving
parts,
the
simplest
type
of
bearing
840 products
Bearing
Lock
Washers
Lock
bearing
nuts
in
place
to
prevent
loosening
due
to
vibration
103 products
Bearing
Washers
Adapt
needle
-
roller
thrust
bearings
for
use
on
unhardened,
unground
shafts
102 products
Material Handling
Tie
-
Down
Washers
Angled
sides
align
and
hold
tie
-
down
straps
5 products
Facility and Grounds Maintenance
Faucet
Washers
Seal
faucet
components
so
they
don’t
leak
24 products
Sink
Drain
Fitting
Washers
Replace
the
washers
in
sink
drain
fittings
6 products
Fabricating and Machining
Clamp
Holding
Washers
Replace
worn
washers
on
open
-
arm
toggle
clamps
to
keep
holding
screws
in
place
12 products
Electrical
Electrical
-
Terminal
Washers
Prevent
wires
from
slipping
out
from
under
screw
heads
to
keep
electrical
connections
intact
6 products
Battery
-
Terminal
Washers
Stop
battery
acid
fumes
from
corroding
terminal
posts
1 product
Electrical
Enclosure
Mounts
Secure
electrical
boxes
to
the
floor
or
a
pole
14 products
Building and Machinery Hardware
Vibration
-
Damping
Mounts
Attach
to
machinery
to
reduce
vibration
and
noise
and
extend
service
life
19 products
Strut
Channel
Framing
and
Fittings
Secure
fittings
in
the
U
-
shaped
channel
to
route
conduit
and
pipe
or
build
other
structures
94 products
Communication
Tag
Washers
Bolt
onto
surfaces
to
mount
tag
rings
and
ties
18 products
The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)