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Thread Size
Nut Type
Material
Hex Nut Profile
Thread Direction
Width
Height
Fastener Strength Grade/Class
Thread Spacing
Thread Type
Locking Type
Thread Fit
Drive Style
Flange Diameter
Flange Thickness
High-Strength Steel Serrated Flange Locknuts—Grade 8
19 Products
High-Strength Steel Serrated Flange Locknuts—Grade 8
These nuts are about 25% stronger than medium-strength steel flange locknuts.
Part Number
Thread
Size
Size
Width
Height
Material
Price
JFJCCABBA
1/4"-20
7/16"
15/64"
Steel
$ 5.18
JFJCCABCA
5/16"-18
1/2"
9/32"
Steel
$ 6.90
JFJCCABDA
3/8"-16
9/16"
11/32"
Steel
$ 10.35
JFJCCABEA
1/2"-13
3/4"
29/64"
Steel
$ 6.04
JFJCCABFA
5/8"-11
15/16"
9/16"
Steel
$ 4.66
JFJCCABBF
1/2"-13
3/4"
29/64"
Black-Oxide Steel
$ 8.04
JFJCCABBG
5/8"-11
15/16"
9/16"
Black-Oxide Steel
$ 6.47
JFJCCABBH
3/4"-10
1 1/8"
43/64"
Black-Oxide Steel
$ 2.28
JFJCCABGA
3/4"-10
1 1/8"
43/64"
Phosphate Coated Steel
$ 7.76
JFJCCABBB
1/4"-20
7/16"
15/64"
Black-Phosphate Steel
$ 4.20
JFJCCABBC
5/16"-18
1/2"
9/32"
Black-Phosphate Steel
$ 2.70
JFJCCABBD
3/8"-16
9/16"
11/32"
Black-Phosphate Steel
$ 4.33
JGCICABAB
1/4"-20
7/16"
15/64"
Zinc-Plated Steel
$ 5.18
JGCICABAC
5/16"-18
1/2"
9/32"
Zinc-Plated Steel
$ 6.90
JGCICABAD
3/8"-16
9/16"
11/32"
Zinc-Plated Steel
$ 4.30
JGCICABAE
1/2"-13
3/4"
29/64"
Zinc-Plated Steel
$ 5.60
JGCICABAF
5/8"-11
15/16"
9/16"
Zinc-Plated Steel
$ 10.78
JGCICABAG
3/4"-10
1 1/8"
21/32"
Zinc-Plated Steel
$ 8.10
JFJCCABBE
9/16"-12
7/8"
1/2"
Zinc Yellow-Chromate Plated Steel
$ 3.90