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System
of
Measurement
Inch
Metric
Screw
Size
See all
M30
OD
1
.
7
7
2
"
1
.
8
5
0
"
2
.
3
0
0
"
3
5
.
9
m
m
4
0
m
m
4
2
m
m
4
4
m
m
4
4
.
1
m
m
4
5
m
m
4
8
m
m
4
8
.
2
m
m
4
9
.
0
0
0
m
m
5
0
m
m
5
5
.
5
m
m
5
6
m
m
ID
1.240"
1.244"
30
mm
30.300
mm
30.5
mm
31
mm
31.4
mm
31.7
mm
32.5
mm
33
mm
35
mm
38
mm
Thickness
0
.
0
6
2
"
0
.
0
7
1
"
0
.
0
7
9
"
0
.
0
9
8
"
0
.
2
2
0
"
t
o
0
.
2
4
0
"
0
.
2
5
0
"
t
o
0
.
2
7
0
"
0
.
2
6
0
"
t
o
0
.
2
8
0
"
1
.
1
9
0
m
m
t
o
1
.
9
5
0
m
m
1
.
2
m
m
1
.
2
5
m
m
1
.
4
m
m
t
o
1
.
8
m
m
1
.
6
m
m
1
.
8
m
m
t
o
2
.
2
m
m
2
.
2
m
m
t
o
2
.
6
m
m
2
.
3
m
m
t
o
2
.
7
m
m
Washer
Type
Conical
Curved
Flat
Spherical
Split
Square
Tooth
Wedge
Material
Aluminum
Copper
EPDM
Fiberglass
Hard
Fiber
Plastic
Stainless
Steel
Steel
Specifications
Met
ASME
Standard
ASTM
F959
DIN
Standard
ISO
Standard
Finish
Black
Oxide
Dyed
Galvanized
Zinc
Flake
Coated
Zinc
Plated
Zinc
Yellow
-
Chromate
Plated
Shape
Ring
Hardness
D
u
r
o
m
e
t
e
r
6
0
A
D
u
r
o
m
e
t
e
r
5
1
D
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
7
5
R
o
c
k
w
e
l
l
B
7
6
R
o
c
k
w
e
l
l
B
8
3
R
o
c
k
w
e
l
l
B
8
4
R
o
c
k
w
e
l
l
B
9
1
R
o
c
k
w
e
l
l
C
1
5
R
o
c
k
w
e
l
l
C
3
5
R
o
c
k
w
e
l
l
C
3
7
R
o
c
k
w
e
l
l
C
3
8
R
o
c
k
w
e
l
l
C
4
0
Fastener
Strength
Grade/Class
ISO
Class
8.8
ISO
Class
10.9
ISO
Class
12.9
SAE
Grade
8
DFARS
Compliance
Specialty
Metals
Compliant
(252.225
-
7009)
Specialty
Metals
COTS
-
Exempt
Not
Specialty
Metals
Compliant
USMCA
Qualifying
No
Width
50
mm
Color
Black
Blue
Light
Green
White
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)
(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
Shoulder
Diameter
30
mm
Performance
Chemical
Resistant
Corrosion
Resistant
Electrically
Insulating
High
Strength
High
Temperature
Lightweight
Moisture
Resistant
Oil
Resistant
Reusable
Tension
Indicating
Vibration
Resistant
Weather
Resistant
Washer
Designation
ASME
General
Purpose
Oversized
Undersized
Overall
Height
0.142"
0.161"
4.0
mm
5
mm
9.5
mm
Maximum
Temperature
Less
than
250°
F
250°
F
to
299°
F
300°
F
to
499°
F
500°
F
to
999°
F
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67 Products
Fastening and Joining
Washers
Nearly every size and shape imaginable, from flat washers to clipped to curved
33 products
Sealing Washers
Prevent fluids from leaking around fasteners
4 products
Leveling Washers
Curved or tapered to compensate for uneven mounting surfaces
6 products
Lock Washers
Resist vibration to prevent fasteners from loosening
21 products
Shims
Level, align, and adjust spacing on fasteners, shafts, and machine components
1 product
Power Transmission
Bearing Lock Washers
Lock bearing nuts in place to prevent loosening due to vibration
2 products
The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)