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System
of
Measurement
Inch
Thread
Size
See all
5/8"
-
18
Length
5
/
1
6
"
3
/
8
"
1
/
2
"
5
/
8
"
2
1
/
3
2
"
2
3
/
3
2
"
3
/
4
"
1
3
/
1
6
"
7
/
8
"
5
7
/
6
4
"
2
9
/
3
2
"
1
"
1
1
/
4
"
1
5
/
1
6
"
1
1
/
2
"
Material
Aluminum
Brass
Fiberglass
Iron
Nylon
6/6
Silicon
Bronze
Stainless
Steel
Steel
Threading
Fully
Threaded
Partially
Threaded
Threaded
on
Both
Ends
Finish
Aluminum
Plated
Black
Oxide
Cadmium
Plated
Cadmium
Yellow
-
Chromate
Plated
Nickel
Plated
Passivated
Phosphate
Coated
Zinc
Flake
Coated
Zinc
Plated
Zinc
Yellow
-
Chromate
Plated
Fastener
Strength
Grade/Class
ASME
Grade
G
ASTM
Grade
B7
ASTM
Grade
B8
ASTM
Grade
2H
ASTM
Grade
8
ASTM
Grade
C
ASTM
Grade
BD
SAE
Grade
2
SAE
Grade
5
SAE
Grade
8
SAE
Grade
9
Fastener
Head
Type
12
-
Point
Flat
Headless
Hex
Rounded
Socket
Threaded
Thread
Direction
Left
Hand
Right
Hand
Right
Hand
and
Left
Hand
Thread
Spacing
Coarse
Fine
Thread
Type
UN/UNF
(CGA)
UN/UNF
(SAE
45°)
UNC
UNF
UNJF
UNRF
Nut
Type
Cap
Coupling
Flange
Hex
Locknut
Round
Sealing
Socket
Tamper
Resistant
Thumb
Tube
End
Drive
Style
External
12
-
Point
External
Hex
Hex
Slotted
Tri
-
Groove
Hex
Nut
Profile
Heavy
High
Standard
Thin
Head
Width
5/8"
15/16"
Width
13/16"
7/8"
59/64"
15/16"
1"
1
1/16"
2
5/8"
Height
1
/
4
"
3
/
8
"
2
5
/
6
4
"
1
3
/
3
2
"
0
.
5
0
5
"
3
5
/
6
4
"
9
/
1
6
"
3
9
/
6
4
"
5
/
8
"
1
1
/
1
6
"
4
5
/
6
4
"
2
3
/
3
2
"
3
/
4
"
4
9
/
6
4
"
1
3
/
1
6
"
Tensile
Strength
30,000
psi
to
99,999
psi
100,000
psi
or
greater
Not
Rated
Head
Height
0.324"
0.331"
25/64"
27/64"
1/2"
5/8"
Specifications
Met
ASME
Standard
ASTM
Standard
Fed.
Spec.
FF
-
N
-
836
IFI
Standard
NAS
SAE
Standard
UL
50
USMCA
Qualifying
No
Thread
Fit
Unified
Standard
Class
1A
Unified
Standard
Class
2A
Unified
Standard
Class
2B
Unified
Standard
Class
3A
Unified
Standard
Class
3B
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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591 Products
Fastening and Joining
Hex Head Screws
Used with nuts to create a stronger joint than flat and rounded screws
132 products
Socket Head Screws
With a deeper drive than flat and rounded head screws, these withstand more torque for a tighter hold
34 products
Set Screws
Exert pressure at the tip to hold parts in place, unlike screws that hold material together with threads
33 products
Flat Head Screws
Fit in countersunk holes for a flush finish
14 products
Rounded Head Screws
Sit just above the surface for a low-profile finish and hold tighter than flat head screws
3 products
12-Point Screws
12 contact points handle more torque than a hex head while a flange eliminates the need for a washer
2 products
Shoulder Screws
Rotate parts around the cylinder under the head to guide and align them during installation
15 products
Hex Nuts
Handle most general fastening needs
55 products
Coupling Nuts
Connect and extend threaded rods
14 products
Locknuts
Hold fasteners in place to prevent loosening from vibration
38 products
Flange Nuts
The flange distributes pressure, so you don't need a washer
15 products
Cap Nuts
Cover and protect threads while adding a finished look; also known as acorn nuts
5 products
Tamper-Resistant Nuts
Hard to detach without special tools to prevent unwanted removal
3 products
Socket Nuts
Install in recessed holes and tight spots where a wrench won’t fit; also known as Allen nuts
1 product
Thumb Nuts
Easy to tighten and loosen by hand for making frequent adjustments
1 product
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Prevent leaks and block out contaminants with a rubber seal
1 product
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Join threads of a different type, size, and gender
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Threaded Inserts
Create new threads or repair stripped threads
22 products
Weld Nuts
Weld to metal surfaces to add permanent threads
26 products
Taper Pins
Fit snugly into tapered holes to secure, position, and align components
12 products
Fluid Handling
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Connect fittings and compressed-gas nipples to pressure regulators and torches
3 products
Tube Fitting Nuts
Tighten to create a strong seal between tube and tube fittings
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Building and Machinery Hardware
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Attach to threaded shafts to quickly turn the shafts by hand
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Power Transmission
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Use with rod ends and swivel joints to link components in push/pull assemblies
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Material Handling
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Route rope through the loop or attach hooks and shackles for lifting
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Turnbuckles
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Fabricating and Machining
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Fit in holes to guide drill bits and other cutting tools for precise and repeatable holes and cuts
1 product
The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)