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System
of
Measurement
Inch
Metric
Screw
Size
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Material
A
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B
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ID
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OD
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1
5
7
"
Washer
Type
Angled
Edge
Beveled
Clipped
Coil
Conical
Countersunk
Curved
Dished
Domed
Double
Clipped
Flat
Hillside
Metal
Bonded
Notched
Perforated
Pronged
Rectangular
Sleeve
Slotted
Spherical
Split
Square
Tab
Tapered
Tooth
Wave
Wedge
Thickness
0
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1
"
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9
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2
"
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1
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"
t
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0
1
3
"
Finish
B
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k
O
x
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B
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P
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P
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C
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-
R
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D
y
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G
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H
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D
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G
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N
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c
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P
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P
h
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p
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P
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T
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F
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C
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P
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Color
Amber
Beige
Black
Blue
Brown
Brown/Black
Clear
Gray
Green
Light
Green
Off
-
White
Orange
Red
White
Fastener
Strength
Grade/Class
ASTM
Grade
A325
ASTM
Grade
A490
ISO
Class
8.8
ISO
Class
10.9
ISO
Class
12.9
SAE
Grade
5
SAE
Grade
8
SAE
Grade
9
Specifications
Met
ANSI/ABMA
8.2
ASME
Standard
ASTM
Standard
DIN
Standard
ISO
Standard
NAS
SAE
J314
Length
0
.
3
7
5
"
0
.
4
0
0
"
0
.
4
3
8
"
0
.
5
0
0
"
0
.
7
5
0
"
0
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8
7
5
"
1
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0
0
0
"
1
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2
5
0
"
1
.
5
0
0
"
1
3
/
4
"
2
"
2
1
/
4
"
2
3
/
8
"
2
7
/
8
"
3
1
/
8
"
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
5
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
D
u
r
o
m
e
t
e
r
7
5
A
D
u
r
o
m
e
t
e
r
4
3
D
D
u
r
o
m
e
t
e
r
5
0
D
Washer
Designation
ASME
General
Purpose
Oversized
SAE
Undersized
USS
Performance
A
b
r
a
s
i
o
n
R
e
s
i
s
t
a
n
t
A
c
i
d
R
e
s
i
s
t
a
n
t
C
h
e
m
i
c
a
l
R
e
s
i
s
t
a
n
t
C
l
e
a
r
C
o
n
d
u
c
t
i
v
e
C
o
r
r
o
s
i
o
n
R
e
s
i
s
t
a
n
t
E
a
s
y
I
n
s
t
a
l
l
E
l
e
c
t
r
i
c
a
l
l
y
I
n
s
u
l
a
t
i
n
g
F
i
n
i
s
h
-
Y
o
u
r
-
O
w
n
H
i
g
h
S
t
r
e
n
g
t
h
H
i
g
h
T
e
m
p
e
r
a
t
u
r
e
I
m
p
a
c
t
R
e
s
i
s
t
a
n
t
L
i
g
h
t
w
e
i
g
h
t
L
o
w
T
e
m
p
e
r
a
t
u
r
e
M
o
i
s
t
u
r
e
R
e
s
i
s
t
a
n
t
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
"
USMCA
Qualifying
Yes
No
ASME
Designation
Narrow
Regular
Wide
DFARS
Compliance
Specialty
Metals
Compliant
(252.225
-
7008)
Specialty
Metals
Compliant
(252.225
-
7009)
Specialty
Metals
COTS
-
Exempt
Not
Specialty
Metals
Compliant
REACH
Compliance
REACH
(EC
1907/2006)
(11/07/2024,
242
SVHC)
Compliant
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
Width
0
.
2
2
0
"
0
.
2
5
0
"
0
.
3
3
0
"
0
.
3
7
5
"
0
.
4
3
8
"
0
.
5
0
0
"
0
.
5
4
7
"
0
.
6
2
5
"
0
.
6
8
8
"
0
.
7
5
0
"
0
.
8
1
3
"
0
.
8
7
5
"
1
.
0
0
0
"
1
.
1
2
5
"
1
.
1
8
8
"
Shaft
Diameter
3/8"
1/2"
5/8"
3/4"
7/8"
1"
1
1/8"
1
1/4"
RoHS
Compliance
RoHS
3
(2015/863/EU)
Compliant
RoHS
3
(2015/863/EU)
Compliant
with
Exemptions
Not
Compliant
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8,578 Products
Fastening and Joining
Washers
Nearly every size and shape imaginable, from flat washers to clipped to curved
5,155 products
Lock Washers
Resist vibration to prevent fasteners from loosening
1,662 products
Sealing Washers
Prevent fluids from leaking around fasteners
744 products
Insulating Washers
Isolate screws from electrical current and prevent corrosion from mating different metals
277 products
Finishing Washers
Screw heads sit flush to prevent snagging and to create a neat, finished appearance
156 products
Cushioning Washers
Cushion joints to dampen vibration and protect them from wear
167 products
Leveling Washers
Curved or tapered to compensate for uneven mounting surfaces
265 products
Cross-Bracing Washers
Connect cross-bracing rods or cables to structural beams; also known as hillside washers
20 products
Electrical
Battery-Terminal Washers
Stop battery acid fumes from corroding terminal posts
1 product
Electrical-Terminal Washers
Prevent wires from slipping out from under screw heads to keep electrical connections intact
6 products
Fabricating and Machining
Clamp Holding Washers
Replace worn washers on open-arm toggle clamps to keep holding screws in place
12 products
Power Transmission
Bearing Lock Washers
Lock bearing nuts in place to prevent loosening due to vibration
103 products
Material Handling
Tie-Down Washers
Angled sides align and hold tie-down straps
5 products
The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)