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System
of
Measurement
Inch
Metric
Thread
Size
See all
3/4"
-
10
Length
1
/
4
"
3
/
8
"
1
/
2
"
5
/
8
"
3
/
4
"
7
/
8
"
1
"
1
1
/
4
"
1
3
/
8
"
1
1
/
2
"
1
3
/
4
"
1
7
/
8
"
2
"
2
1
/
4
"
2
1
/
2
"
Material
Aluminum
Brass
Bronze
Fiberglass
Grade
2
Titanium
Iron
Nickel
Plastic
Stainless
Steel
Steel
Zinc
Fastener
Head
Type
12
-
Point
Flat
Headless
Hex
Oval
Rounded
Socket
Square
Tee
T
-
Slot
Threading
Fully
Threaded
Partially
Threaded
Threaded
on
Both
Ends
Threaded
on
One
End
Finish
B
l
a
c
k
O
x
i
d
e
C
a
d
m
i
u
m
P
l
a
t
e
d
C
a
d
m
i
u
m
Y
e
l
l
o
w
-
C
h
r
o
m
a
t
e
P
l
a
t
e
d
C
h
r
o
m
e
P
l
a
t
e
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
G
a
l
v
a
n
i
z
e
d
N
i
c
k
e
l
P
l
a
t
e
d
N
y
l
o
n
C
o
a
t
e
d
P
a
s
s
i
v
a
t
e
d
P
h
o
s
p
h
a
t
e
C
o
a
t
e
d
P
o
w
d
e
r
C
o
a
t
e
d
P
T
F
E
C
o
a
t
e
d
Z
i
n
c
F
l
a
k
e
C
o
a
t
e
d
Z
i
n
c
P
l
a
t
e
d
Z
i
n
c
Y
e
l
l
o
w
-
C
h
r
o
m
a
t
e
P
l
a
t
e
d
Fastener
Strength
Grade/Class
A
S
M
E
G
r
a
d
e
F
A
S
M
E
G
r
a
d
e
G
A
S
T
M
G
r
a
d
e
B
6
A
S
T
M
G
r
a
d
e
B
7
A
S
T
M
G
r
a
d
e
B
8
A
S
T
M
G
r
a
d
e
B
8
M
A
S
T
M
G
r
a
d
e
B
1
6
A
S
T
M
G
r
a
d
e
2
H
A
S
T
M
G
r
a
d
e
7
A
S
T
M
G
r
a
d
e
8
A
S
T
M
G
r
a
d
e
8
M
A
S
T
M
G
r
a
d
e
A
A
S
T
M
G
r
a
d
e
C
A
S
T
M
G
r
a
d
e
D
H
A
S
T
M
G
r
a
d
e
B
D
Thread
Direction
Left
Hand
Right
Hand
Thread
Spacing
Coarse
Thread
Type
Acme
Rounded
Acme
UNC
UNJC
UNRC
Specifications
Met
ASME
Standard
ASTM
Standard
EN
13155
Federal
Specification
IFI
Standard
MSS
Standard
NASM21209
SAE
Standard
Thread
Fit
Acme
Class
2C
ASME
Interference
Class
5
Unified
Standard
Class
1A
Unified
Standard
Class
2A
Unified
Standard
Class
2B
Unified
Standard
Class
3A
Unified
Standard
Class
3B
Drive
Style
External
12
-
Point
External
Hex
External
Square
Hex
Slotted
Tri
-
Groove
Nut
Type
C
a
p
C
o
u
p
l
i
n
g
E
x
t
e
r
n
a
l
l
y
T
h
r
e
a
d
e
d
F
l
a
n
g
e
H
e
x
L
o
c
k
n
u
t
N
y
l
o
n
-
I
n
s
e
r
t
L
o
c
k
n
u
t
P
l
a
t
f
o
r
m
R
o
u
n
d
S
o
c
k
e
t
S
p
e
e
d
S
q
u
a
r
e
T
a
m
p
e
r
R
e
s
i
s
t
a
n
t
T
h
u
m
b
T
w
i
s
t
C
l
o
s
e
Tensile
Strength
Less
than
10,000
psi
10,000
psi
to
19,999
psi
30,000
psi
to
99,999
psi
100,000
psi
or
greater
Not
Rated
Head
Width
3/4"
1
1/8"
1
1/4"
1
5/16"
1
1/2"
3
1/2"
Head
Height
3/8"
0.396"
0.406"
7/16"
0.44"
15/32"
1/2"
17/32"
0.541"
9/16"
37/64"
19/32"
5/8"
0.691"
47/64"
3/4"
1
1/8"
RoHS
Compliance
RoHS
3
(2015/863/EU)
Compliant
RoHS
3
(2015/863/EU)
Compliant
with
Exemptions
Not
Compliant
REACH
Compliance
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
REACH
(EC
1907/2006)
(07/08/2021,
219
SVHC)
Compliant
Not
Compliant
Hex
Nut
Profile
Heavy
High
Standard
Thin
Thin
Heavy
Hardness
B
r
i
n
e
l
l
6
5
B
r
i
n
e
l
l
7
0
B
r
i
n
e
l
l
1
2
6
B
r
i
n
e
l
l
1
4
1
B
r
i
n
e
l
l
1
5
0
B
r
i
n
e
l
l
1
6
0
B
r
i
n
e
l
l
1
6
7
B
r
i
n
e
l
l
2
1
7
B
r
i
n
e
l
l
2
2
8
B
r
i
n
e
l
l
2
7
1
R
o
c
k
w
e
l
l
B
4
0
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
1
R
o
c
k
w
e
l
l
B
6
5
DFARS
Compliance
Specialty
Metals
Compliant
(252.225
-
7008)
Specialty
Metals
Compliant
(252.225
-
7009)
Specialty
Metals
COTS
-
Exempt
Not
Specialty
Metals
Compliant
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2,021 Products
Fastening and Joining
Hex
Head
Screws
Used
with
nuts
to
create
a
stronger
joint
than
flat
and
rounded
screws
458 products
Socket
Head
Screws
With
a
deeper
drive
than
flat
and
rounded
head
screws,
these
withstand
more
torque
for
a
tighter
hold
96 products
Set
Screws
Exert
pressure
at
the
tip
to
hold
parts
in
place,
unlike
screws
that
hold
material
together
with
threads
73 products
Flat
Head
Screws
Fit
in
countersunk
holes
for
a
flush
finish
46 products
Shoulder
Screws
Rotate
parts
around
the
cylinder
under
the
head
to
guide
and
align
them
during
installation
121 products
12
-
Point
Screws
12
contact
points
handle
more
torque
than
a
hex
head
while
a
flange
eliminates
the
need
for
a
washer
6 products
Carriage
Bolts
A
smooth
head
provides
a
finished
look
while
a
square
neck
keeps
the
bolt
in
place
when
using
a
nut
44 products
Rounded
Head
Screws
Sit
just
above
the
surface
for
a
low
-
profile
finish
and
hold
tighter
than
flat
head
screws
2 products
Studs
Insert
into
holes
to
add
a
threaded
fastening
point
for
attaching
nuts
9 products
T
-
Bolts
Turn
by
hand
for
easy
fastening,
use
as
a
handle,
or
attach
as
a
point
for
straps
and
clamps
1 product
Square
Head
Screws
Turn
the
large
flat
sides
with
a
wrench
into
square
holes
that
stop
further
rotation
20 products
Plow
Bolts
The
head
sits
flush
with
countersunk
holes
while
the
bolt
stays
in
place
when
tightening
a
nut
14 products
Hex
Nuts
Handle
most
general
fastening
needs
105 products
Coupling
Nuts
Connect
and
extend
threaded
rods
28 products
Locknuts
Hold
fasteners
in
place
to
prevent
loosening
from
vibration
49 products
Flange
Nuts
The
flange
distributes
pressure,
so
you
don't
need
a
washer
25 products
Cap
Nuts
Cover
and
protect
threads
while
adding
a
finished
look
15 products
Square
Nuts
Flat
sides
won’t
spin
in
channels
and
square
holes
8 products
Tamper
-
Resistant
Nuts
Hard
to
detach
without
special
tools
to
prevent
unwanted
removal
2 products
Socket
Nuts
Install
in
recessed
holes
and
tight
spots
where
a
wrench
won’t
fit;
also
known
as
Allen
nuts
2 products
Thumb
Nuts
Easy
to
tighten
and
loosen
by
hand
for
making
frequent
adjustments
6 products
Split
Nuts
Swivel
to
attach
at
any
point
on
a
threaded
rod
for
quick
installation
2 products
Threaded
Rods
Insert
into
threaded
holes
to
connect
components
294 products
Thread
Adapters
Join
threads
of
a
different
type,
size,
and
gender
59 products
Anchors
Secure
structural
joints
in
concrete,
brick,
and
other
building
materials
125 products
Threaded
Inserts
Create
new
threads
or
repair
stripped
threads
29 products
Push
Nuts
Press
onto
threads
for
a
light
duty
hold
that’s
faster
to
install
than
typical
nuts
1 product
Weld
Nuts
Weld
to
metal
surfaces
to
add
permanent
threads
1 product
Anchor
Installation
Tools
Drive
with
a
hammer
to
expand
and
secure
anchors
in
place
2 products
Material Handling
Eyebolts
Route
rope
through
the
loop
or
attach
hooks
and
shackles
for
lifting
76 products
Eye
Nuts
Pair
with
bolts
or
threaded
rod
to
lift
and
hang
components
7 products
Hoist
Rings
Pivot
to
resist
stress
that
would
bend
or
break
an
eyebolt
when
lifting
at
an
angle
47 products
Hooks
Lift,
hang,
and
bind
loads
with
rope
and
chain
2 products
Turnbuckle
Bodies
Join
turnbuckle
end
fittings
for
adjusting
the
length
and
tension
of
rope
and
chain
10 products
U
-
Bolts
Anchor
heavy
pipe,
tube,
and
conduit;
stronger
than
routing
clamps
and
hangers
12 products
Routing
Rings
Suspend
wire
and
cable
by
feeding
it
through
the
eyehole
1 product
U
-
Bolt
Plates
Reinforce
mounted
U
-
bolts
for
a
more
secure
hold
4 products
Building and Machinery Hardware
Handle
Nuts
Attach
to
threaded
shafts
to
quickly
turn
the
shafts
by
hand
5 products
Machine
Handles
Arms
give
you
extra
leverage
to
secure
and
position
jigs,
fixtures,
and
other
equipment
2 products
Knobs
Position,
tighten,
and
secure
fixtures
and
equipment
2 products
Leveling
Mount
Inserts
Slip
onto
equipment
and
furniture
to
add
threaded
-
stud
leveling
feet
8 products
Strut
Channel
Framing
and
Fittings
Secure
fittings
in
the
U
-
shaped
channel
to
route
conduit
and
pipe
or
build
other
structures
3 products
Power Transmission
Lead
Screws
and
Nuts
Components
travel
along
a
screw
with
broad,
square
threads
to
clamp
and
lift
heavy
loads
33 products
Connecting
Rods
Use
with
rod
ends
and
swivel
joints
to
link
components
in
push/pull
assemblies
6 products
Fabricating and Machining
T
-
Slot
Bolts
Secure
clamps
and
workpieces
to
machine
tables
with
quicker
setup
than
a
T
-
slot
nut
and
stud
32 products
T
-
Slot
Nut
and
Setup
Stud
Kits
Mount
fixtures
of
different
sizes
to
your
machine
table
4 products
T
-
Slot
Nuts
Combine
with
setup
studs
to
mount
fixtures
to
machine
tables
15 products
Setup
Studs
Secure
setup
clamps
and
fixtures
to
your
machine
table
or
assemble
heavy
machines
35 products
Clamps
Hold
workpieces
securely
in
place
13 products
Lathe
Chuck
Jaw
Nuts
Secure
jaws
to
a
CNC
lathe
chuck
1 product
The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)