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System
of
Measurement
Inch
Thread
Size
0
-
8
0
3
-
5
6
4
-
4
8
6
-
4
0
8
-
3
6
1
0
-
3
2
1
2
-
2
8
1
/
4
"
-
2
8
5
/
1
6
"
-
2
4
3
/
8
"
-
2
4
7
/
1
6
"
-
2
0
1
/
2
"
-
2
0
9
/
1
6
"
-
1
8
5
/
8
"
-
1
8
3
/
4
"
-
1
6
Nut
Type
See all
Locknut
Locking
Type
Cotter
Pin
Distorted
Thread
Flex
-
Top
Lock
Washer
Nylon
Insert
Serrations
Steel
Insert
Thread
Forming
Threadlocker
Two
-
Piece
Clamp
Material
6061
Aluminum
Brass
Grade
5
Titanium
Nylon
6/6
Stainless
Steel
Steel
Zinc
Finish
Black
Oxide
Black
Zinc
Plated
Cadmium
Plated
Cadmium
Yellow
-
Chromate
Plated
Corrosion
-
Resistant
Coated
Phosphate
Coated
Silver
Plated
Zinc
Flake
Coated
Zinc
Plated
Zinc
Yellow
-
Chromate
Plated
Hex
Nut
Profile
Standard
Thin
Thin
Heavy
Fastener
Strength
Grade/Class
ASME
Grade
F
ASME
Grade
G
ASTM
Grade
C
SAE
Grade
2
SAE
Grade
5
SAE
Grade
8
Height
1
/
1
6
"
1
/
8
"
9
/
6
4
"
5
/
3
2
"
1
1
/
6
4
"
3
/
1
6
"
1
3
/
6
4
"
7
/
3
2
"
1
5
/
6
4
"
1
/
4
"
1
7
/
6
4
"
9
/
3
2
"
1
9
/
6
4
"
5
/
1
6
"
2
1
/
6
4
"
Width
7
/
6
4
"
1
/
4
"
5
/
1
6
"
1
1
/
3
2
"
2
3
/
6
4
"
3
/
8
"
7
/
1
6
"
1
/
2
"
9
/
1
6
"
5
/
8
"
1
1
/
1
6
"
3
/
4
"
7
/
8
"
5
9
/
6
4
"
1
5
/
1
6
"
Thread
Type
See all
UNF
Thread
Direction
Right
Hand
Thread
Spacing
Coarse
Fine
Performance
Corrosion
Resistant
High
Strength
High
Temperature
Lightweight
Vibration
Resistant
Flange
Diameter
0
.
3
3
"
0
.
3
4
"
0
.
4
2
"
0
.
4
9
"
1
/
2
"
0
.
5
2
"
9
/
1
6
"
1
9
/
3
2
"
0
.
5
9
4
"
0
.
6
2
"
4
3
/
6
4
"
0
.
6
8
"
1
1
/
1
6
"
0
.
7
0
8
"
3
/
4
"
Thread
Fit
Unified
Standard
Class
2B
Unified
Standard
Class
3B
Specifications
Met
NAS1291C3M
NAS1291C4M
NAS1291C5M
NAS1291C6M
NAS1291C7M
NAS1291C8M
NASM21046
NASM21083
Fastener
Strength
Rating
Low
Medium
High
Drive
Style
External
Hex
Military
Specification
M
S
2
1
0
4
2
-
3
M
S
2
1
0
4
2
-
4
M
S
2
1
0
4
2
-
5
M
S
2
1
0
4
2
-
6
M
S
2
1
0
4
2
L
3
M
S
2
1
0
4
2
L
4
M
S
2
1
0
4
2
L
5
M
S
2
1
0
4
2
L
6
M
S
2
1
0
4
3
-
3
M
S
2
1
0
4
3
-
4
M
S
2
1
0
4
3
-
5
M
S
2
1
0
4
3
-
6
M
S
2
1
0
4
5
-
1
0
M
S
2
1
0
4
5
-
1
2
M
S
2
1
0
4
5
-
3
DFARS
Compliance
Specialty
Metals
Compliant
(252.225
-
7009)
Specialty
Metals
COTS
-
Exempt
Not
Specialty
Metals
Compliant
USMCA
Qualifying
No
Insert
Maximum
Temperature
220°
F
225°
F
250°
F
Not
Rated
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519 Products
Fastening and Joining
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Hold fasteners in place to prevent loosening from vibration
406 products
Flange Nuts
The flange distributes pressure, so you don't need a washer
89 products
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Cover and protect threads while adding a finished look; also known as acorn nuts
19 products
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Easy to tighten and loosen by hand for making frequent adjustments
3 products
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Push into drilled or punched holes to add threads to thin panels
2 products
The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)