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Home
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Lock Nuts
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Grade C All Metal Lock Nut, Plated
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1 1/4-12 GRADE C ALL METAL LOCK NUT, PLATED
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1 1/4-12 GRADE C ALL METAL LOCK NUT, PLATED
Item #:
NFGC125NF00
1 1/4-12 GRADE C ALL METAL LOCK NUT, PLATED
$8.46129/EA
Quantity
Price
Quantity
Price
1
$8.46129/ EA
25
$7.97365/ EA
80
$7.03571/ EA
500
$4.91045/ EA
Qty
In Stock
Add To Cart
Technical Data
Product Specification
Governing Standards
Dimensional Specifications
Substitute Products
Product Specification
Diameter
1 1/4
Grades
Grade C,Grade 8
Finish
Plated
Weight
0.543,
Governing Standards
Governing Standards
Grade C
IFI 100/107
IFI 100/107 establishes the dimensional, mechanical and performance requirements for three grades of prevailing-torque type steel hex nuts, in sizes No. 4 thru 1 1/2 in., and two grades of prevailing-torque type steel hex flange nuts in sizes 1/4 thru 3/4 in.
ASME B1.1 UNC & UNF Class 2B
Specifies the thread form, series, class, allowance, tolerance, and designation for unified screw threads.
Grade C Marking
Dimensional Specifications
Dimensional Specifications
Grade C
Per IFI 100/107-2002(R2007)
Nominal Diameter
UNC
UNF
F
G
H
J
Width Across Flats
Width Across Corners
Thickness
Hex Height
Basic
Max
Min
Max
Min
Max
Min
Min
1/4
0.2500
20
28
7/16
0.4385
0.4280
0.5050
0.4880
0.2260
0.2120
0.1450
5/16
0.3125
18
24
1/2
0.5020
0.4890
0.5770
0.5570
0.2730
0.2580
0.1660
3/8
0.3750
16
24
9/16
0.5645
0.5510
0.6500
0.6280
0.3370
0.3200
0.1980
7/16
0.4375
14
20
5/8
0.6895
0.6750
0.7940
0.7680
0.3850
0.3650
0.2230
1/2
0.5000
13
20
3/4
0.7520
0.7360
0.8660
0.8400
0.4480
0.4270
0.2620
9/16
0.5625
12
18
7/8
0.8770
0.8610
1.0100
0.9820
0.4960
0.4730
0.2860
5/8
0.6250
11
18
15/16
0.9395
0.9220
1.0830
1.0510
0.5590
0.5350
0.3290
3/4
0.7500
10
16
1 1/8
1.1270
1.0880
1.2990
1.2400
0.6650
0.6170
0.3820
7/8
0.8750
9
14
1 5/16
1.3145
1.2690
1.5160
1.4470
0.7760
0.7240
0.4500
1
1.0000
8
14
1 1/2
1.5020
1.4500
1.7320
1.6530
0.8870
0.8310
0.5130
All dimensions are in inches.
Substitute Products
1 1/4-12 GRADE C NYLON INSERT LOCK NUT, PLATED
$17.36872/EA
View Options
1 1/4-12 GRADE C NYLON INSERT LOCK NUT, PLATED
$17.36872/EA
View Options