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Material
Steel
Steel
Fastener Strength Grade/Class
ISO Class 8
SAE Grade 8
System of Measurement
Inch
Metric
Thread Size
1
/
4
"
-
2
0
1
/
4
"
-
2
8
5
/
1
6
"
-
1
8
5
/
1
6
"
-
2
4
3
/
8
"
-
1
6
3
/
8
"
-
2
4
7
/
1
6
"
-
1
4
7
/
1
6
"
-
2
0
1
/
2
"
-
1
3
1
/
2
"
-
2
0
9
/
1
6
"
-
1
2
9
/
1
6
"
-
1
8
5
/
8
"
-
1
1
5
/
8
"
-
1
8
3
/
4
"
-
1
0
Nut Type
Flange
Hex
Locknut
Finish
Black Oxide
Black Zinc Plated
Corrosion-Resistant Coated
Phosphate Coated
Zinc Flake Coated
Zinc Plated
Zinc Yellow-Chromate Plated
Locking Type
Cotter Pin
Distorted Thread
Lock Washer
Nylon Insert
Serrations
Steel Insert
Threadlocker
Hex Nut Profile
Heavy
High
Standard
Thin
Height
1
3
/
6
4
"
7
/
3
2
"
1
5
/
6
4
"
1
/
4
"
1
7
/
6
4
"
9
/
3
2
"
5
/
1
6
"
2
1
/
6
4
"
1
1
/
3
2
"
3
/
8
"
2
5
/
6
4
"
1
3
/
3
2
"
7
/
1
6
"
2
9
/
6
4
"
1
5
/
3
2
"
Width
7
/
1
6
"
1
/
2
"
9
/
1
6
"
5
/
8
"
1
1
/
1
6
"
3
/
4
"
7
/
8
"
1
5
/
1
6
"
1
1
/
1
6
"
1
1
/
8
"
1
1
/
4
"
1
5
/
1
6
"
1
7
/
1
6
"
1
1
/
2
"
1
5
/
8
"
Thread Type
Metric
UN
UNC
UNF
UNS
Fastener Strength Rating
Medium
High
Thread Spacing
Coarse
Fine
Extra Fine
Thread Direction
Left Hand
Right Hand
Performance
Corrosion Resistant
High Strength
Vibration Resistant
Thread Pitch
0.4 mm
0.45 mm
0.5 mm
0.7 mm
0.8 mm
1 mm
1.25 mm
1.5 mm
1.75 mm
2 mm
2.5 mm
3 mm
3.5 mm
4 mm
4.5 mm
5 mm
5.5 mm
Specifications Met
ASME Standard
DIN Standard
ISO Standard
SAE J429
Thread Fit
Metric Class 6G
Metric Class 6H
Unified Standard Class 2A
Unified Standard Class 2B
Distorted Thread Type
Center Lock
Top Lock
Color
Black
Washer Material
Steel
Flange Diameter
19/32"
43/64"
11/16"
3/4"
1
1/32"
1
3/16"
1
9/32"
1
1/2"
8 mm
10 mm
10.5 mm
11.2 mm
11.8 mm
14.2 mm
14.25 mm
17.9 mm
18.25 mm
21 mm
21.8 mm
26 mm
29.9 mm
34.5 mm
42.8 mm
DFARS Specialty Metals
Compliant
Exempt
Not Compliant
REACH
Compliant
Not Compliant
RoHS
Compliant
Not Compliant
Export Control Classification Number (ECCN)
EAR99
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538 Products
Locknuts
Nylon-Insert Locking
Nylon-Insert Locknuts
Versatile and economical—the most commonly used locknuts
165 products
Thin-Profile Nylon-Insert Locknuts
About half the height of standard nuts to fit in spaces with low clearance
40 products
Heavy-Profile Nylon-Insert Locknuts
About 10% wider and taller than standard nuts to handle heavier loads
8 products
High-Profile Nylon-Insert Locknuts
Larger gripping area keeps wrenches from slipping off as you tighten
23 products
Distorted-Thread Locking
Top-Lock Distorted-Thread Locknuts
Irregularly shaped threads at the top grip screws tighter than a nylon insert
23 products
Center-Lock Distorted-Thread Locknuts
Thread on from either side so there’s no risk of damaging screws
48 products
Left-Hand-Thread Center-Lock Distorted-Thread Locknuts
Secure parts that rotate counterclockwise, such as the propeller on a mixer
6 products
Lock Washer
Locknuts with External-Tooth Lock Washer
Twist into place by hand to save on assembly time
12 products
Locknuts with Spring-Lock Washer
Grip more tightly than external-tooth washers to better resist vibration
11 products
Cotter-Pin Lockable
Locknuts for use with Cotter Pins
Secure rotating parts subjected to mild vibration, such as wheels on carts
29 products
Steel-Insert Locking
Steel-Insert Locknuts for Extreme Vibration
The most vibration-resistant hold we offer
7 products
Thin-Profile Steel-Insert Locknuts for Extreme Vibration
About two-thirds the height of standard nuts to fit in spaces with low clearance
9 products
Heavy-Profile Steel-Insert Locknuts for Extreme Vibration
About 10% wider and taller than standard nuts to handle heavier loads
14 products
Other Products
Flange Nuts
The flange distributes pressure, so you don't need a washer
77 products
Hex Head Screws
Used with nuts to create a stronger joint than flat and rounded screws
45 products
Lock Washers
Resist vibration to prevent fasteners from loosening
21 products
The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)