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System
of
Measurement
Inch
Metric
Screw
Size
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1/4"
Material
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ID
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6
"
Washer
Type
Angled
Edge
Clipped
Conical
Countersunk
Curved
Dished
Domed
Double
Clipped
Flat
Metal
Bonded
Pronged
Rectangular
Sleeve
Slotted
Spherical
Split
Square
Tab
Tapered
Tooth
Wave
Wedge
Finish
A
n
o
d
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d
B
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O
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R
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Thickness
0
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5
"
0
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0
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5
"
t
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0
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"
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8
"
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1
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1
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0
2
2
"
Washer
Designation
ASME
General
Purpose
Oversized
SAE
Undersized
USS
Length
1
/
1
6
"
3
/
3
2
"
1
/
8
"
5
/
3
2
"
3
/
1
6
"
1
/
4
"
0
.
3
1
2
"
5
/
1
6
"
3
/
8
"
7
/
1
6
"
1
/
2
"
9
/
1
6
"
5
/
8
"
1
1
/
1
6
"
3
/
4
"
Color
Amber
Beige
Black
Blue
Brown
Brown/Black
Clear
Gray
Green
Light
Green
Off
-
White
Red
Silver
White
Performance
A
b
r
a
s
i
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n
R
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s
i
s
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a
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A
c
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d
R
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C
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R
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R
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R
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Fastener
Strength
Grade/Class
SAE
Grade
5
SAE
Grade
8
SAE
Grade
9
Overall
Height
0
.
0
4
7
"
0
.
0
6
0
"
0
.
0
6
2
"
0
.
0
6
6
"
0
.
0
6
7
"
0
.
0
7
0
"
0
.
0
7
3
"
0
.
0
8
7
"
0
.
0
9
0
"
0
.
0
9
4
"
0
.
1
1
6
"
0
.
1
2
0
"
0
.
1
2
4
"
0
.
1
2
5
"
0
.
1
4
"
Shape
Disc
Rectangle
Ring
Round
ASME
Designation
Narrow
Regular
Wide
Specifications
Met
ASME
Standard
ASTM
Standard
NAS
SAE
J314
Width
1/2"
9/16"
5/8"
0.688"
3/4"
0.875"
1"
1
1/2"
2"
2.875"
Nut
Type
Push
Snap
In
Square
Diameter
0.562"
0.625"
0.75"
0.81"
0.83"
1"
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
Military
Specification
Army
-
Navy
Specification
Military
Specification
Hardness
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
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
2
A
D
u
r
o
m
e
t
e
r
5
4
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
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
9
0
A
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1,122 Products
Fastening and Joining
Washers
Nearly every size and shape imaginable, from flat washers to clipped to curved
338 products
Lock Washers
Resist vibration to prevent fasteners from loosening
76 products
Sealing Washers
Prevent fluids from leaking around fasteners
48 products
Insulating Washers
Isolate screws from electrical current and prevent corrosion from mating different metals
39 products
Cushioning Washers
Cushion joints to dampen vibration and protect them from wear
16 products
Finishing Washers
Screw heads sit flush to prevent snagging and to create a neat, finished appearance
12 products
Leveling Washers
Curved or tapered to compensate for uneven mounting surfaces
17 products
Spacers
Unthreaded to create space between two surfaces or objects, often to align them
476 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
2 products
Unthreaded Inserts
Reinforce, align, and adjust joints as you tighten a fastener
11 products
Magnets
Attract or repel metal objects to hang, secure, or position them
19 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
Electrical
Electrical-Terminal Washers
Prevent wires from slipping out from under screw heads to keep electrical connections intact
1 product
Building and Machinery Hardware
Vibration-Damping Mounts
Attach to machinery to reduce vibration and noise and extend service life
23 products
Communication
Tag Washers
Bolt onto surfaces to mount tag rings and ties
2 products
The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)