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System
of
Measurement
Inch
Metric
Thread
Size
0
-
8
0
1
-
6
4
1
-
7
2
2
-
5
6
2
-
6
4
3
-
4
8
3
-
5
6
4
-
4
0
4
-
4
8
5
-
4
0
5
-
4
4
6
-
3
2
6
-
4
0
8
-
3
2
8
-
3
6
Length
0
.
0
9
1
"
0
.
1
1
"
1
/
8
"
0
.
1
3
"
0
.
1
5
"
0
.
1
5
6
"
5
/
3
2
"
0
.
1
6
9
"
3
/
1
6
"
0
.
1
8
8
"
0
.
1
8
9
"
0
.
2
"
0
.
2
0
3
"
0
.
2
0
9
"
0
.
2
1
2
"
Finish
See all
Zinc
Plated
Fastener
Head
Type
B
a
l
l
B
e
n
t
D
o
m
e
d
E
y
e
F
l
a
t
F
l
u
s
h
M
o
u
n
t
F
l
u
s
h
M
o
u
n
t
o
n
B
o
t
h
S
i
d
e
s
H
e
a
d
l
e
s
s
H
e
x
H
o
o
k
L
o
o
p
O
v
a
l
P
l
a
i
n
R
e
t
a
i
n
i
n
g
R
i
n
g
G
r
o
o
v
e
R
i
n
g
Material
410
Stainless
Steel
Brass
Iron
Steel
Drive
Style
External
Hex
External
Square
Hex
Hex
with
Pilot
Recess
JIS
One
Way
Phillips
Slotted
Square
Tamper
-
Resistant
Torx
Torx
Torx
Plus
Tri
-
Groove
Threading
Fully
Threaded
Partially
Threaded
Threaded
on
Both
Ends
Fastener
Strength
Grade/Class
A
S
M
E
G
r
a
d
e
F
A
S
T
M
G
r
a
d
e
B
7
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
C
I
S
O
C
l
a
s
s
8
.
8
I
S
O
C
l
a
s
s
1
0
.
9
I
S
O
C
l
a
s
s
1
2
.
9
I
S
O
C
l
a
s
s
0
4
I
S
O
C
l
a
s
s
5
I
S
O
C
l
a
s
s
6
I
S
O
C
l
a
s
s
8
I
S
O
C
l
a
s
s
1
0
S
A
E
G
r
a
d
e
2
S
A
E
G
r
a
d
e
5
Thread
Pitch
0.25
mm
0.3
mm
0.35
mm
0.4
mm
0.45
mm
0.5
mm
0.6
mm
0.7
mm
0.75
mm
0.8
mm
1
mm
1.25
mm
1.4
mm
1.5
mm
1.75
mm
2
mm
2.2
mm
2.5
mm
2.6
mm
3
mm
3.5
mm
3.6
mm
4
mm
4.5
mm
5
mm
6
mm
Thread
Direction
Left
Hand
Right
Hand
Nut
Type
A
d
h
e
s
i
v
e
M
o
u
n
t
C
a
p
C
l
i
p
O
n
C
o
u
p
l
i
n
g
D
o
w
e
l
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
a
n
e
l
P
r
e
s
s
F
i
t
P
u
s
h
R
i
v
e
t
R
i
v
e
t
M
o
u
n
t
R
o
u
n
d
Screw
Size
N
o
.
0
0
N
o
.
0
N
o
.
1
N
o
.
2
N
o
.
3
N
o
.
4
N
o
.
5
N
o
.
6
N
o
.
7
N
o
.
8
N
o
.
9
N
o
.
1
0
N
o
.
1
2
N
o
.
1
4
N
o
.
1
6
Thread
Type
Acme
Coil
Metric
NPSM
UN
UNC
UNEF
UNF
UNS
Thread
Spacing
Coarse
Fine
Extra
Fine
Specifications
Met
ANSI/ASSP
Z359.12
ASME
Standard
ASTM
Standard
D.O.T.
Compliant
49
CFR
393.102
DIN
Standard
EN
1664
IFI
Standard
ISO
Standard
Japanese
Industrial
Standard
(JIS)
JCIS
10
-
70
MSS
Standard
SAE
Standard
RoHS
Compliance
RoHS
3
(2015/863/EU)
Compliant
RoHS
3
(2015/863/EU)
Compliant
with
Exemptions
Not
Compliant
Head
Height
0
.
0
2
8
"
0
.
0
3
"
0
.
0
3
1
"
0
.
0
3
2
"
0
.
0
3
4
"
0
.
0
3
5
"
0
.
0
3
6
"
0
.
0
3
7
"
0
.
0
3
9
"
0
.
0
4
"
0
.
0
4
3
"
0
.
0
4
4
"
0
.
0
4
6
"
0
.
0
4
7
"
0
.
0
4
8
"
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
DFARS
Compliance
Specialty
Metals
Compliant
(252.225
-
7008)
Specialty
Metals
Compliant
(252.225
-
7009)
Specialty
Metals
COTS
-
Exempt
Not
Specialty
Metals
Compliant
Thread
Fit
A
c
m
e
C
l
a
s
s
2
G
M
e
t
r
i
c
C
l
a
s
s
4
h
M
e
t
r
i
c
C
l
a
s
s
5
g
6
g
M
e
t
r
i
c
C
l
a
s
s
6
g
M
e
t
r
i
c
C
l
a
s
s
6
G
M
e
t
r
i
c
C
l
a
s
s
6
h
M
e
t
r
i
c
C
l
a
s
s
6
H
M
e
t
r
i
c
C
l
a
s
s
7
H
M
e
t
r
i
c
C
l
a
s
s
8
g
U
n
i
f
i
e
d
S
t
a
n
d
a
r
d
C
l
a
s
s
1
A
U
n
i
f
i
e
d
S
t
a
n
d
a
r
d
C
l
a
s
s
1
B
U
n
i
f
i
e
d
S
t
a
n
d
a
r
d
C
l
a
s
s
2
A
U
n
i
f
i
e
d
S
t
a
n
d
a
r
d
C
l
a
s
s
2
B
U
n
i
f
i
e
d
S
t
a
n
d
a
r
d
C
l
a
s
s
3
A
U
n
i
f
i
e
d
S
t
a
n
d
a
r
d
C
l
a
s
s
3
B
Head
Diameter
3
/
3
2
"
0
.
1
1
2
"
0
.
1
1
6
"
1
/
8
"
0
.
1
3
7
"
9
/
6
4
"
0
.
1
4
2
"
0
.
1
5
4
"
5
/
3
2
"
0
.
1
6
2
"
0
.
1
6
4
"
0
.
1
6
7
"
0
.
1
7
2
"
0
.
1
8
3
"
0
.
1
8
7
"
Tensile
Strength
Less
than
250
lbf
250
lbf
to
499
lbf
500
lbf
to
999
lbf
1,000
lbf
to
1,999
lbf
2,000
lbf
or
greater
Less
than
10,000
psi
30,000
psi
to
99,999
psi
100,000
psi
or
greater
Not
Rated
Forward
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20,058 Products
Most Likely Products
Hex
Head
Screws
Used
with
nuts
to
create
a
stronger
joint
than
flat
and
rounded
screws
1,809 products
Rounded
Head
Screws
Sit
just
above
the
surface
for
a
low
-
profile
finish
and
hold
tighter
than
flat
head
screws
2,179 products
Socket
Head
Screws
With
a
deeper
drive
than
flat
and
rounded
head
screws,
these
withstand
more
torque
for
a
tighter
hold
682 products
Tapping
Screws
Fasten
a
range
of
materials
together
without
needing
to
tap
the
hole
first
2,296 products
Hex
Nuts
Handle
most
general
fastening
needs
430 products
Flat
Head
Screws
Fit
in
countersunk
holes
for
a
flush
finish
1,046 products
All Results
Fastening and Joining
Hex
Head
Screws
Used
with
nuts
to
create
a
stronger
joint
than
flat
and
rounded
screws
1,809 products
Rounded
Head
Screws
Sit
just
above
the
surface
for
a
low
-
profile
finish
and
hold
tighter
than
flat
head
screws
2,179 products
Socket
Head
Screws
With
a
deeper
drive
than
flat
and
rounded
head
screws,
these
withstand
more
torque
for
a
tighter
hold
682 products
Tapping
Screws
Fasten
a
range
of
materials
together
without
needing
to
tap
the
hole
first
2,296 products
Flat
Head
Screws
Fit
in
countersunk
holes
for
a
flush
finish
1,046 products
Wood
Screws
Fasten
material
to
wood
or
pieces
of
wood
to
each
other
441 products
Carriage
Bolts
A
smooth
head
provides
a
finished
look
while
a
square
neck
keeps
the
bolt
in
place
when
using
a
nut
295 products
Captive
Panel
Screws
Secure
panels
and
enclosures
while
still
having
access
to
them
65 products
Fastener
Assortments
Stay
prepared
by
keeping
fasteners
in
common
sizes
and
materials
on
hand
5 products
Hanger
Bolts
Suspend
pipe
and
other
fixtures
with
wire
or
cable
ties
18 products
Studs
Insert
into
holes
to
add
a
threaded
fastening
point
for
attaching
nuts
260 products
Elevator
Bolts
Create
a
flush
joint
to
allow
movement
in
tight
spaces
such
as
grain
elevators
and
belting
systems
87 products
Thumb
Screws
Tighten
and
loosen
by
hand
without
the
need
for
tools
154 products
Hold
-
Down
Bolts
Hold
material
under
the
bent
head
while
the
other
end
is
tightened
down
with
a
nut
12 products
Plow
Bolts
The
head
sits
flush
with
countersunk
holes
while
the
bolt
stays
in
place
when
tightening
a
nut
20 products
Shoulder
Screws
Rotate
parts
around
the
cylinder
under
the
head
to
guide
and
align
them
during
installation
72 products
Set
Screws
Exert
pressure
at
the
tip
to
hold
parts
in
place,
unlike
screws
that
hold
material
together
with
threads
90 products
Joint
Clamps
for
Wood
Make
secure
joints
between
boards,
butcher
blocks,
and
countertops
3 products
T
-
Bolts
Turn
by
hand
for
easy
fastening,
use
as
a
handle,
or
attach
as
a
point
for
straps
and
clamps
5 products
Drywall
Screws
Fasten
panels
of
drywall
to
materials
such
as
wood,
metal,
and
drywall
26 products
Jack
Screws
Secure
computer
cables
and
panels
8 products
Hex
Nuts
Handle
most
general
fastening
needs
430 products
Locknuts
Hold
fasteners
in
place
to
prevent
loosening
from
vibration
503 products
Coupling
Nuts
Connect
and
extend
threaded
rods
170 products
Flange
Nuts
The
flange
distributes
pressure,
so
you
don't
need
a
washer
187 products
Panel
Nuts
Extremely
thin
for
tight
spots
such
as
electrical
panels;
also
known
as
dress
nuts
23 products
Lug
Nuts
Secure
pneumatic
wheels
to
axles
8 products
Split
Nuts
Swivel
to
attach
at
any
point
on
a
threaded
rod
for
quick
installation
14 products
Thumb
Nuts
Easy
to
tighten
and
loosen
by
hand
for
making
frequent
adjustments
79 products
Cap
Nuts
Cover
and
protect
threads
while
adding
a
finished
look
80 products
Square
Nuts
Flat
sides
won’t
spin
in
channels
and
square
holes
41 products
Tamper
-
Resistant
Nuts
Hard
to
detach
without
special
tools
to
prevent
unwanted
removal
6 products
Slotted
Round
Nuts
Fasten
with
a
screwdriver
in
tight
spots
where
there's
no
room
for
a
wrench
7 products
Press
-
Fit
Nuts
Push
into
drilled
or
punched
holes
to
add
threads
to
thin
panels
92 products
Clip
-
On
Nuts
Slide
onto
the
edge
of
thin
panels
to
create
a
fastening
point
18 products
Rivet
Nuts
Add
threads
to
thin
panels
with
access
from
only
one
side;
also
known
as
blind
inserts
49 products
Adhesive
-
Mount
Nuts
Attach
threads
to
material
that’s
too
thin
for
a
threaded
insert
20 products
Threaded
Inserts
Create
new
threads
or
repair
stripped
threads
125 products
Screw
-
Mount
Nuts
Mount
with
screws,
rivets,
and
nails
to
add
threads
to
a
surface
4 products
Snap
-
In
Nuts
Push
into
square
holes
in
thin
materials
to
add
bolts
for
aligning
off
-
center
parts
24 products
Dowel
Nuts
Form
joints
in
blind
holes
in
wood
11 products
Push
Nuts
Press
onto
threads
for
a
light
duty
hold
that’s
faster
to
install
than
typical
nuts
27 products
Tube
-
Connecting
Nuts
Push
inside
tubes
to
join
them
with
a
threaded
stud
instead
of
welding
21 products
Weld
Nuts
Weld
to
metal
surfaces
to
add
permanent
threads
38 products
Washers
Reduce
stress
where
fasteners
attach
by
distributing
the
load
1,023 products
Quick
-
Release
Pins
Fasten
or
remove
components
on
equipment
with
a
spring
-
loaded
retaining
ball
or
built
-
in
magnet
478 products
Clevis
Pins
Secure
parts
in
place
and
lock
with
a
cotter
pin
or
retaining
ring
669 products
Cotter
Pins
Secure
the
ends
of
clevis
pins
and
shafts
to
keep
components
in
place
468 products
Spring
Pins
Squeeze
and
insert
into
tight
holes
to
hold
parts
in
place
with
tension
190 products
Dowel
Pins
Use
as
pivots,
hinges,
shafts,
jigs,
and
fixtures
to
position
and
hold
parts
in
place
219 products
Linch
Pins
Slide
into
holes
on
clevis
pins
and
shafts
and
snap
down
the
locking
ring
so
parts
won’t
fall
off
13 products
Binding
Barrels
and
Screws
Thread
together
for
a
low
-
profile
fastener
100 products
Standoffs
Threaded
to
separate
or
connect
parts
as
well
as
position
components
in
assemblies
1,470 products
Spacers
Unthreaded
to
create
space
between
two
surfaces
or
objects,
often
to
align
them
843 products
Standoff
Caps
Create
a
finished
look
on
standoffs
and
protect
them
from
dirt
and
debris
2 products
Anchors
Secure
structural
joints
in
concrete,
brick,
and
other
building
materials
246 products
Threaded
Rods
Insert
into
threaded
holes
to
connect
components
514 products
Rivets
Join
materials
together
permanently,
especially
when
too
thin
or
fragile
to
fasten
with
screws
124 products
Screw
Nails
Drive
like
nails
but
hold
like
screws
in
drilled
holes
in
wood,
plastic,
drywall,
and
masonry
40 products
Nails
Drive
into
wood,
plastic,
drywall,
and
masonry
17 products
Retaining
Rings
Hold
components
on
a
shaft
138 products
Split
Rings
Secure
clevis
pins,
connect
components,
or
add
a
pull
handle;
also
known
as
key
rings
29 products
Cotter
Rings
Lock
clevis
pins
in
place
on
shafts
4 products
Thread
Adapters
Join
threads
of
a
different
type,
size,
and
gender
257 products
Spring
Buttons
Snap
the
button
into
place
to
join
pieces
of
telescoping
tubing
23 products
Unthreaded
Inserts
Reinforce,
align,
and
adjust
joints
as
you
tighten
a
fastener
49 products
Shims
Level,
align,
and
adjust
spacing
on
fasteners,
shafts,
and
machine
components
60 products
Anchor
Installation
Tools
Drive
with
a
hammer
to
expand
and
secure
anchors
in
place
10 products
Building and Machinery Hardware
T
-
Slotted
Framing
Fasteners
Secure
brackets
and
other
accessories
to
T
-
slotted
rails
106 products
T
-
Slotted
Framing
Structural
Brackets
Join
T
-
slotted
rail
surfaces
and
corners
to
build
virtually
any
structure
29 products
Strut
Channel
Framing
and
Fittings
Secure
fittings
in
the
U
-
shaped
channel
to
route
conduit
and
pipe
or
build
other
structures
124 products
Bolt
-
Together
Framing
and
Fittings
Fasten
through
equally
spaced
holes
to
build
and
adjust
guards,
tables,
and
racks
12 products
Handle
Nuts
Attach
to
threaded
shafts
to
quickly
turn
the
shafts
by
hand
18 products
Machine
Handles
Arms
give
you
extra
leverage
to
secure
and
position
jigs,
fixtures,
and
other
equipment
3 products
Knobs
Position,
tighten,
and
secure
fixtures
and
equipment
10 products
Window
Latches
Hold
windows
and
screens
closed
for
security
or
open
for
ventilation
2 products
Power Transmission
Bearing
Nuts
Hold
bearings,
bushings,
pulleys,
and
gears
in
place
on
threaded
shafts
and
spindles
42 products
Lead
Screws
and
Nuts
Components
travel
along
a
screw
with
broad,
square
threads
to
clamp
and
lift
heavy
loads
72 products
Rod
End
Nuts
Attach
to
rods,
pipe,
and
tubing
to
make
pivot
and
hinge
points
5 products
Rod
Ends
Use
with
connecting
rods
to
support
loads
and
control
steering,
tensioning,
or
pivoting
motion
5 products
Connecting
Rods
Use
with
rod
ends
and
swivel
joints
to
link
components
in
push/pull
assemblies
30 products
Material Handling
Eyebolts
Route
rope
through
the
loop
or
attach
hooks
and
shackles
for
lifting
237 products
Quick
Links
Screw
the
nut
closed
to
join
lengths
of
chain
and
add
connectors
58 products
Carabiners
Hook
onto
rope
and
webbing
to
quickly
connect
objects,
fittings,
and
other
lengths
of
rope
34 products
Eye
Nuts
Pair
with
bolts
or
threaded
rod
to
lift
and
hang
components
18 products
Ring
Links
Bend,
hammer,
or
twist
closed
to
connect
chain
links
and
attach
fittings
19 products
Hooks
Lift,
hang,
and
bind
loads
with
rope
and
chain
27 products
Chain
Rings
Join
chains
and
add
connectors
for
binding,
towing,
and
lifting
15 products
U
-
Bolts
Anchor
heavy
pipe,
tube,
and
conduit;
stronger
than
routing
clamps
and
hangers
240 products
U
-
Bolt
Plates
Reinforce
mounted
U
-
bolts
for
a
more
secure
hold
45 products
Loop
Clamps
Hold
pipe
snug
against
the
mounting
surface
to
prevent
movement
that
may
cause
breakage
51 products
Routing
Ring
Bases
Temporarily
attach
routing
rings
to
steel
and
iron
surfaces
with
a
magnet
2 products
Routing
Rings
Suspend
wire
and
cable
by
feeding
it
through
the
eyehole
19 products
Webbing
Buckles
Pair
with
webbing
to
make
adjustable
straps
9 products
Webbing
Guides
Prevent
webbing
from
twisting
and
use
as
anchor
points;
also
known
as
footman's
loops
9 products
Webbing
Hooks
Add
to
the
end
of
webbing
in
order
to
latch
it
onto
other
objects
8 products
Webbing
Tips
Attach
to
webbing
to
prevent
frayed
ends
and
make
it
easier
to
thread
1 product
E
-
Tracks
Add
straps
and
other
parts
to
keep
cargo
from
moving
inside
vans
and
trucks;
stronger
than
L
-
Tracks
3 products
Bungee
Cord
Hooks
Add
to
bungee
cords
to
hook
them
onto
rings
and
loops
8 products
Webbing
Rings
Add
looped
connection
spots
2 products
Cable
Holders
Mount
to
a
surface
to
secure
and
route
cable
3 products
Cable
Tie
Mounts
Attach
to
walls,
machines,
and
other
surfaces
and
add
a
cable
tie
to
organize
and
secure
bundles
3 products
Containers, Storage, and Furniture
Workbench
Top
Fasteners
Secure
wood
and
plastic
tops
to
bases
1 product
Electrical
Conduit
and
Conduit
Fittings
Protect
wiring
from
impact
and
the
environment
in
runs
indoors,
outdoors,
and
underground
29 products
Battery
Terminal
Fasteners
Replace
bolts
in
battery
terminals
1 product
Communication
Tag
Rings
Loop
onto
tags
to
attach
them
to
lanyards,
key
rings,
and
other
objects
2 products
The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)