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ASTM A194 Gr. 6 Hex Nuts & Gr Heavy Hex Nuts
HEX BOLT & NUT DIMENSION
Astm A194 Gr. 6 Hex Nuts & Gr Heavy Hex Nuts
ASTM A194 Gr. 6 Hex Nuts & Gr Heavy Hex Nuts
The Specifications for ASTM A194 Stainless Steel Nuts Grade 6 covers medium carbon grade alloys as well as stainless steel.
Chromium added in the Ss Grade 6 Nuts gives these fasteners desirable mechanical and physical properties like enhanced tensile strength and an increased corrosion resistance.
These ASTM A194 Gr 6 Heavy Hex Nuts are used in applications involving either high temperature, high pressure or they could involve both high temperature in combination with high pressure.
Specification of ASTM A194 Grade 6 Nuts
|
Dimensions
|
ASME B18.2.1, B18.3
|
|---|---|
|
Melt Origin
|
South America/East Europe/Japan/Korea/
|
|
Product Origin
|
Made in India
|
|
Threads Configuration
|
ASME B1.1 2A/3A Inch Unified Threads and B1.13M 6h Metric Coarse Threads
|
|
Certification
|
Dual Certified As per ASTM & ASME Codes
|
|
Additional Certifications
|
PED 97/23/EC Certified, Merkblatt AD 2000 W2 Certified
|
|
Mandatory Requirements
|
Free from Mercury & Radioactive Contamination
|
|
Additional Requirements
|
NACE MR0103 / MR0175 / ISO 15156 Compliance
|
|
Standards
|
Designation
|
|---|---|
|
ASTM
|
A194 Grade 6: 410 Stainless Steel, Quenched and Tempered.
|
Dimensions of Astm A194 Gr. 6 Hex Nuts
* * All measurements in millimeters* *
|
Nominal Size or Basic Major Thread Diameter
|
F
|
G
|
H
|
||||||
|
Width
Across Flats |
Width
Across Corners |
Thickness
|
|||||||
|
Basic
|
Max
|
Min
|
Max
|
Min
|
Basic
|
Max
|
Min
|
||
|
1/4
|
.2500
|
7/16
|
.438
|
.428
|
.505
|
.488
|
7/32
|
.226
|
.212
|
|
5/16
|
.3125
|
1/2
|
.500
|
.489
|
.577
|
.557
|
17/64
|
.273
|
.258
|
|
3/8
|
.3750
|
9/16
|
.562
|
.551
|
.650
|
.628
|
21/64
|
.337
|
.479
|
|
7/16
|
.4375
|
11/16
|
.688
|
.675
|
.794
|
.768
|
3/8
|
.385
|
.365
|
|
1/2
|
.5000
|
3/4
|
.750
|
.736
|
.866
|
.840
|
7/16
|
.448
|
.427
|
|
9/16
|
.5625
|
7/8
|
.875
|
.861
|
1.010
|
.982
|
31/64
|
.496
|
.473
|
|
5/8
|
.6250
|
15/16
|
.938
|
.922
|
1.083
|
1.051
|
35/64
|
.559
|
.535
|
|
3/4
|
.7500
|
1-1/8
|
1.125
|
1.088
|
1.299
|
1.240
|
41/64
|
.665
|
.617
|
|
7/8
|
.8750
|
1-5/16
|
1.312
|
1.269
|
1.516
|
1.447
|
3/4
|
.776
|
.724
|
|
1
|
1.0000
|
1-1/2
|
1.500
|
1.450
|
1.732
|
1.653
|
55/64
|
.887
|
.831
|
|
1-1/8
|
1.1250
|
1-11/16
|
1.688
|
1.631
|
1.949
|
1.859
|
31/32
|
.999
|
.939
|
|
1-3/8
|
1.3750
|
2-1/16
|
2.062
|
1.994
|
2.382
|
2.273
|
1-11/64
|
1.206
|
1.138
|
|
1-1/2
|
1.500
|
2-1/4
|
2.250
|
2.175
|
2.598
|
2.480
|
1-9/32
|
1.ASTM A194 GR. 8
|
1.245
|
|
1-5/8
|
1.6250
|
2-7/16
|
2.438
|
2.356
|
2.815
|
2.686
|
1-25/64
|
1.429
|
1.353
|
|
1-3/4
|
1.7500
|
2-5/8
|
2.625
|
2.538
|
3.031
|
2.893
|
1-1/2
|
1.540
|
1.460
|
|
2
|
2.0000
|
3
|
3.000
|
2.900
|
3.464
|
3.306
|
1-23/32
|
1.763
|
1.675
|
|
2-1/4
|
2.2500
|
3-3/8
|
3.375
|
3.263
|
3.897
|
3.719
|
1-15/16
|
1.986
|
1.890
|
|
2-1/2
|
2.5000
|
3-3/4
|
3.750
|
3.625
|
4.330
|
4.133
|
2-5/32
|
2.209
|
2.105
|
|
2-3/4
|
2.7500
|
4-1/8
|
4.125
|
3.988
|
4.763
|
4.546
|
2-3/8
|
2.431
|
2.319
|
Dimensions Of Astm A194 Grade 6 Heavy Hex Nut
|
Nominal Size or Basic Major Thread Diameter
|
F
|
G
|
H
|
||||||
|
Width Across Flats
|
Width Across Corners
|
Thickness
|
|||||||
|
Basic
|
Max
|
Min
|
Max
|
Min
|
Basic
|
Max
|
Min
|
||
|
1/4
|
.2500
|
1/2
|
.500
|
.488
|
.577
|
.556
|
15/64
|
.250
|
.218
|
|
5/16
|
.3125
|
9/16
|
.562
|
.546
|
.650
|
.622
|
19/64
|
.314
|
.280
|
|
3/8
|
.3750
|
11/16
|
.688
|
.669
|
.794
|
.763
|
23/64
|
.377
|
.341
|
|
7/16
|
.4375
|
3/4
|
.750
|
.728
|
.866
|
.830
|
27/64
|
.441
|
.403
|
|
1/2
|
.5000
|
7/8
|
.875
|
.850
|
1.010
|
.969
|
31/64
|
.504
|
.464
|
|
9/16
|
.5625
|
15/16
|
.938
|
.909
|
1.083
|
1.037
|
35/64
|
.568
|
.526
|
|
5/8
|
.6250
|
1-1/16
|
1.062
|
1.031
|
1.227
|
1.175
|
39/64
|
.631
|
.587
|
|
3/4
|
.7500
|
1-1/4
|
1.250
|
1.212
|
1.443
|
1.382
|
47/64
|
.758
|
.710
|
|
7/8
|
.8750
|
1-7/16
|
1.438
|
1.394
|
1.660
|
1.589
|
55/64
|
.885
|
.833
|
|
1
|
1.0000
|
1-5/8
|
1.325
|
1.575
|
1.876
|
1.796
|
63/64
|
1.012
|
.956
|
|
1-1/8
|
1.1250
|
1-13/16
|
1.812
|
1.756
|
2.093
|
2.002
|
1-7/64
|
1.139
|
1.079
|
|
1-1/4
|
1.2500
|
2
|
2.000
|
1.938
|
2.309
|
2.209
|
1-7/32
|
1.251
|
1.187
|
|
1-3/8
|
1.3750
|
2-3/16
|
2.188
|
2.119
|
2.526
|
2.416
|
1-11/32
|
1.378
|
1.460
|
|
1-1/2
|
1.5000
|
2-3/8
|
2.375
|
2.300
|
2.742
|
2.622
|
1-15/32
|
1.505
|
1.433
|
|
1-5/8
|
1.6250
|
2-9/16
|
2.562
|
2.481
|
2.959
|
2.828
|
1-19/32
|
1.632
|
1.556
|
|
1-3/4
|
1.7500
|
2-3/4
|
2.750
|
2.662
|
3.175
|
3.035
|
1-23/32
|
1.759
|
1.679
|
|
2
|
2.0000
|
3-1/8
|
3.125
|
3.025
|
3.608
|
3.449
|
1-31/32
|
2.013
|
1.925
|
|
2-1/4
|
2.2500
|
3-1/2
|
3.500
|
3.388
|
4.041
|
3.862
|
2-13/64
|
2.251
|
2.155
|
|
2-1/2
|
2.5000
|
3-7/8
|
3.875
|
3.750
|
4.474
|
4.275
|
2-29/64
|
2.505
|
2.401
|
|
2-3/4
|
2.7500
|
4-1/4
|
4.250
|
4.112
|
4.907
|
4.688
|
2-45/64
|
2.759
|
2.647
|
|
3
|
3.0000
|
4-5/8
|
4.625
|
4.475
|
5.340
|
5.102
|
2-61/64
|
3.013
|
2.893
|
|
3-1/4
|
3.2500
|
5
|
5.000
|
4.838
|
5.774
|
5.515
|
3-3/16
|
3.252
|
3.124
|
|
3-1/2
|
3.5000
|
5-3/8
|
5.375
|
5.200
|
6.207
|
5.928
|
3-7/16
|
3.506
|
3.370
|
|
3-3/4
|
3.7500
|
5-3/4
|
5.750
|
5.562
|
6.640
|
6.341
|
3-11/16
|
3.670
|
3.616
|
|
4
|
4.0000
|
6-1/8
|
6.125
|
5.925
|
7.073
|
6.755
|
3-15/16
|
4.014
|
3.862
|
|
Nut Size
(mm) |
Diameter*
(mm) |
Height
(mm) | ||
|---|---|---|---|---|
|
Hex Nut
|
Jam Nut
|
Nylock Nut
| ||
|
2
|
4
|
1.6
|
1.2
|
-
|
|
2.5
|
5
|
2
|
1.6
|
-
|
|
3
|
5.5
|
2.4
|
1.8
|
4
|
|
4
|
7
|
3.2
|
2.2
|
5
|
|
5
|
8
|
4
|
2.7
|
5
|
|
6
|
10
|
5
|
3.2
|
6
|
|
7
|
11
|
5.5
|
3.5
|
-
|
|
8
|
13
|
6.5
|
4
|
8
|
|
10
|
17
|
8
|
5
|
10
|
|
12
|
19
|
10
|
6
|
12
|
|
14
|
22
|
11
|
7
|
14
|
|
16
|
24
|
13
|
8
|
16
|
|
18
|
27
|
15
|
9
|
18.5
|
|
20
|
30
|
16
|
10
|
20
|
|
* This is the diameter across the flats. It is also the size of wrench to use.
|
||||