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System
of
Measurement
Inch
Metric
Screw
Size
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Material
Aluminum
Brass
Bronze
Ceramic
Copper
Fiberglass
Hard
Fiber
Neodymium
Plastic
Rubber
Stainless
Steel
Steel
OD
0
.
3
3
5
"
0
.
3
5
0
"
0
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3
5
4
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3
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0
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7
8
7
"
1
.
2
6
"
1
.
5
7
"
5
.
9
6
m
m
Washer
Type
Clipped
Conical
Countersunk
Curved
Flat
Sleeve
Spherical
Split
Tab
Tooth
Wave
Wedge
ID
0.204"
0.209"
0.210"
0.235"
0.275"
0.277"
4.6
mm
4.8
mm
4.9
mm
4.95
mm
4.976
mm
5
mm
5.1
mm
5.2
mm
5.3
mm
5.4
mm
5.5
mm
5.6
mm
5.7
mm
6
mm
7
mm
Thickness
0
.
0
0
5
"
0
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0
1
"
0
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0
1
5
"
0
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0
2
2
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4
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"
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5
"
0
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2
8
"
0
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1
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5
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5
7
"
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5
"
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5
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0
4
9
"
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1
"
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9
"
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9
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0
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2
"
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o
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0
7
2
"
0
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0
6
0
"
t
o
0
.
0
8
0
"
Finish
Black
Oxide
Chrome
Plated
Corrosion
-
Resistant
Coated
Dyed
Galvanized
Nickel
Plated
Phosphate
Coated
Zinc
Flake
Coated
Zinc
Plated
Zinc
Yellow
-
Chromate
Plated
Washer
Designation
ASME
General
Purpose
Oversized
Undersized
Specifications
Met
ASME
B18.22M
ASTM
Standard
DIN
Standard
ISO
Standard
Color
Beige
Black
Blue
Brown
Clear
Gray
Off
-
White
Red
Silver
White
ASME
Designation
Narrow
Regular
Wide
Overall
Height
0.043"
0.047"
0.053"
0.062"
0.8
mm
1.4
mm
1.5
mm
1.6
mm
1.7
mm
1.8
mm
2.2
mm
2.5
mm
2.8
mm
3.5
mm
3.8
mm
4.5
mm
5.0
mm
5.500
mm
7
mm
15.000
mm
Length
1
mm
2
mm
3
mm
4
mm
5
mm
6
mm
7
mm
8
mm
9
mm
10
mm
11
mm
12
mm
13
mm
14
mm
15
mm
16
mm
17
mm
18
mm
19
mm
20
mm
22
mm
24
mm
25
mm
26
mm
28
mm
30
mm
35
mm
40
mm
45
mm
51
mm
Performance
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
l
e
c
t
r
i
c
a
l
l
y
I
n
s
u
l
a
t
i
n
g
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
M
o
i
s
t
u
r
e
R
e
s
i
s
t
a
n
t
O
i
l
R
e
s
i
s
t
a
n
t
P
r
e
c
i
s
i
o
n
A
d
j
u
s
t
P
r
e
s
s
u
r
e
R
a
t
e
d
R
e
u
s
a
b
l
e
Fastener
Strength
Grade/Class
ISO
Class
8.8
ISO
Class
10.9
SAE
Grade
5
SAE
Grade
8
RoHS
Compliant
Compliant
with
Exemptions
Not
Compliant
Hardness
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
4
3
D
D
u
r
o
m
e
t
e
r
5
1
D
D
u
r
o
m
e
t
e
r
6
5
D
M
o
h
s
7
.
5
R
o
c
k
w
e
l
l
B
4
0
R
o
c
k
w
e
l
l
B
5
0
R
o
c
k
w
e
l
l
B
5
2
R
o
c
k
w
e
l
l
B
5
5
R
o
c
k
w
e
l
l
B
5
6
R
o
c
k
w
e
l
l
B
6
0
R
o
c
k
w
e
l
l
B
6
8
R
o
c
k
w
e
l
l
B
7
0
DFARS
Specialty
Metals
Compliant
Exempt
Not
Compliant
REACH
Compliant
Not
Compliant
Export
Control
Classification
Number
(ECCN)
1C998
EAR99
Shape
Disc
Round
Mount
Type
Unthreaded
Hole
Adhesive
Thickness
0.25
mm
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
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481 Products
Washers
General Purpose Washers
Your go-to metal washer for every screw size
16 products
Oversized Washers
Exaggerated diameters and thicknesses to cover large holes or to create gaps
19 products
ASME Washers
Meet ASME standards and come in regular, narrow, and wide diameters
9 products
Undersized Washers
Pair with fasteners that have narrow heads, such as cheese and socket head screws
11 products
Plastic Washers
Lightweight, nonconductive, and naturally rust resistant
24 products
Fiberglass Washers
Best strength-to-weight ratio of all our nonmetal washers
1 product
Ultra-High-Temperature Ceramic Washers
Withstand the highest temperatures of all our washers up to 3000° F
1 product
Self-Retaining Washers
Assemble screws and washers in advance to save time
9 products
Adhesive-Back Washers
Stick on your surface to prevent slipping while you fasten
1 product
Clipped Washers
Clipped on one side to fit in tight spots
8 products
Other Products
Lock Washers
Resist vibration to prevent fasteners from loosening
59 products
Sealing Washers
Prevent fluids from leaking around fasteners
16 products
Finishing Washers
Screw heads sit flush to prevent snagging and to create a neat, finished appearance
14 products
Spacers
Unthreaded to create space between two surfaces or objects, often to align them
253 products
Insulating Washers
Isolate screws from electrical current and prevent corrosion from mating different metals
7 products
Leveling Washers
Curved or tapered to compensate for uneven mounting surfaces
6 products
Shims
Align and space components on shafts, or level machinery, cabinets, and doors
15 products
Magnets
Attract or repel metal objects to hang, secure, or position them
6 products
Push Nuts
Press onto threads for a light duty hold that’s faster to install than typical nuts
1 product
Unthreaded Inserts
Reinforce, align, and adjust joints as you tighten a fastener
4 products
The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)