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  1. Size 3/8"-16 Remove Size
Clear all
1" 1
1-1/16"
1-1/2"
1-1/4"
1-1/8" 10
1-3/32"
1-3/4" 10
1-3/8" 1
1-7/8"
1.8mm
1/16"
1/2"
1/4" 2
1/8"
15mm
18mm
2"
2-1/2"
2-1/4"
2-1/8"
2-3/4"
2.2mm
2.7mm
21/32"
23/32"
25/32"
25mm
27/32"
27/64"
2mm
3"
3-1/2"
3-3/4"
3.2mm
3/16"
3/32"
3/4"
3/64"
3/8"
30mm
31/32"
31/64"
35/64"
39/64"
4"
48mm
49/64"
4mm
5/16" 2
5/32'
5/8" 2
5mm
60mm
6mm
7/16" 12
7/32" 3
7/64"
7/8"
72mm
8mm
9/16"
9/32"
90mm
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#0-80 2
#1-64 3
#1-72 1
#10 10
#10-24 184
#10-32 175
#12-24 50
#12-28 13
#2-56 20
#2-64 4
#3-48 14
#3-56 6
#4 2
#4-40 78
#4-48 13
#5-40 32
#5-44 7
#6 8
#6-32 149
#6-40 18
#6-63 1
#8 10
#8-32 182
#8-36 15
1" 1
1"-12 1
1"-14 86
1"-8 195
1"-8 1
1"-8 to 5/8"-11 1
1-1/2" 1
1-1/2"-12 41
1-1/2"-6 113
1-1/2"-8 11
1-1/4" 1
1-1/4"-12 50
1-1/4"-4 3
1-1/4"-7 113
1-1/4"-8 16
1-1/8" 1
1-1/8"-12 45
1-1/8"-7 114
1-1/8"-8 17
1-3/4"-12 14
1-3/4"-5 53
1-3/4"-8 8
1-3/8"-12 25
1-3/8"-6 75
1-3/8"-8 9
1-5/8"-12 1
1-5/8"-5 1
1-5/8"-5-1/2 16
1-5/8"-8 8
1-7/8"-5 9
1-7/8"-8 8
1/2" 2
1/2"-13 276
1/2"-13 to 3/8"-16 3
1/2"-20 97
1/2"-6 2
1/4"-20 397
1/4"-20" 1
1/4"-28 118
1/4"-7 2
1/8"-27 3
1/8"-7 1
15/32"-32 1
2"-12 17
2"-4-1/2 60
2"-8 9
2-1/2"-12 6
2-1/2"-4 26
2-1/2"-8 6
2-1/4""-4 2
2-1/4"-12 5
2-1/4"-4-1/2 27
2-1/4"-8 8
2-3/4"-12 3
2-3/4"-4 16
2-3/4"-8 3
3"-12 4
3"-4 9
3"-8 3
3-1/2"-4 4
3-1/2"-8 2
3-1/4"-4 1
3-1/4"-8 1
3-3/4"-4 3
3/4" 6
3/4"-10 217
3/4"-10 to 5/8"-11 4
3/4"-16 97
3/8" 3
3/8"-16 331
3/8"-16 to 1/4"-20 4
3/8"-24 124
3/8"-32 3
4"-4 5
5/16"-18 358
5/16"-24 117
5/8"-11 219
5/8"-11 to 1/2"-13 4
5/8"-18 94
7/16"-14 138
7/16"-20 97
7/8"-14 78
7/8"-9 175
9/16"-12 77
9/16"-18 65
M1.6-0.35 1
M10-1.25 4
M10-1.5 83
M12-1.5 5
M12-1.75 76
M14-1.5 4
M14-2.0 39
M16-1.5 6
M16-2.0 60
M18-2.5 21
M2-0.4 11
M2.5-0.45 14
M20-1.5 1
M20-2.0 3
M20-2.5 57
M22-2.5 14
M24-2.0 2
M24-3.0 44
M27-3.0 8
M3-0.5 37
M3.5-0.6 8
M30-3.5 16
M36-4.0 15
M4-0.7 64
M42-4.5 6
M48-5.0 6
M5-0.8 84
M56-5.5 1
M6-1.0 108
M64-6.0 1
M7-1.0 3
M72-6.0 1
M8-1.0 4
M8-1.25 86
M90-4.0 2
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Aluminum 5
Brass 4
Diecast Zinc Alloy 2
Nylon
Stainless Steel 67
Steel 252
Zamac
Zinc Alloy 1
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Inch 331
Metric
18-8 42
18-8 - ASTM A194 Grade 8 2
301 Series
303 Series 2
316 21
316 - ASTM A194 Grade 8M
A194 Grade 2H 9
A563 Grade A 28
A563 Grade C
A563 Grade DH
Case Hardened 4
Grade 2 17
Grade 5 18
Grade 8 17
Grade 9 4
Grade B 1
Grade C 9
Grade F 1
Grade G 3
Metric Class 10
Metric Class 4
Metric Class 6
Metric Class 8
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Hex 122
Slotted 8
Thumb 15
Large Flange 7
Round Washer
Small Flange 4
Black Oxide 13
Black Phosphate 5
Black Zinc 7
Cadmium 9
Cadmium Yellow 2
Copper Plated
EcoGuard Gray/Silver 2
Hot Dip Galvanized 15
Nickel 6
Passivated
Plain 55
Zinc 116
Zinc Green
Zinc Yellow 35
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$12.00 - $1,250.00
$1,250.00
$12.00
Black 25
Brown 4
Gray 19
Green
Plain 44
Silver 202
White
Yellow 37
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331 products

331 products

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Home Nuts
  1. Size 3/8"-16 Remove Size
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Items 1-20 of 331

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  1. 3/8-16 X 1 1/8" (1/2" AF) Hex Coupling Nuts / Steel / Zinc (Quantity: 200 pcs)
    3/8-16 X 1 1/8" (1/2" AF) Hex Coupling Nuts / Steel / Zinc (Quantity: 200 pcs)
    Hex Coupling Nuts
    Also referred to as Rod Couplings
    Across the Flats: 1/2
    $42.99
    Availablity: In stock
    Add to Compare
    Quantity: 200 (0.21495/each)
  2. 3/8-16 X 1 3/8" (1/2" AF) Hex Coupling Nuts / 18-8 Stainless Steel (Quantity: 125 pcs)
    3/8-16 X 1 3/8" (1/2" AF) Hex Coupling Nuts / 18-8 Stainless Steel (Quantity: 125 pcs)
    Hex Coupling Nuts
    Also referred to as Rod Couplings
    Across the Flats: 1/2
    $205.99
    Availablity: In stock
    Add to Compare
    Quantity: 125 (1.64792/each)
  3. 3/8-16 to 1/4-20 x 1" (1/2" AF) Reducer Coupling Nuts / Steel / Zinc (Quantity: 200 pcs)
    3/8-16 to 1/4-20 x 1" (1/2" AF) Reducer Coupling Nuts / Steel / Zinc (Quantity: 200 pcs)
    Reducer Hex Coupling Nuts
    Accomodates Two Different Threaded Sizes
    Thread Sizes: 3/8 -16 and
    $53.99
    Availablity: In stock
    Add to Compare
    Quantity: 200 (0.26995/each)
  4. 3/8-16 x 1 3/4" (5/8" AF) Hex Coupling Nuts / Steel / Zinc (Quantity: 150 pcs)
    3/8-16 x 1 3/4" (5/8" AF) Hex Coupling Nuts / Steel / Zinc (Quantity: 150 pcs)
    Hex Coupling Nuts
    Also referred to as Rod Couplings
    Across the Flats: 1/2
    $88.90
    Availablity: In stock
    Add to Compare
    Quantity: 200 (0.4445/each)
  5. 3/8-16 X 1 3/4" (5/8" AF) Hex Coupling Nuts / 18-8 Stainless Steel (Quantity: 90 pcs)
    3/8-16 X 1 3/4" (5/8" AF) Hex Coupling Nuts / 18-8 Stainless Steel (Quantity: 90 pcs)
    Hex Coupling Nuts
    Also referred to as Rod Couplings
    Across the Flats: 5/8
    $243.99
    Availablity: In stock
    Add to Compare
    Quantity: 90 (2.711/each)
  6. 3/8-16 X 1 3/4" (5/8" AF) Hex Coupling Nuts / Grade 5 / Zinc (Quantity: 300 pcs)
    3/8-16 X 1 3/4" (5/8" AF) Hex Coupling Nuts / Grade 5 / Zinc (Quantity: 300 pcs)
    Grade 5 Hex Coupling Nuts
    Also referred to as Rod Couplings
    Across the Flats: 5/8
    $249.99
    Availablity: In stock
    Add to Compare
    Quantity: 300 (0.8333/each)
  7. 3/8-16 Structural Nuts / A194 Grade 2H / Plain (Quantity: 1,600 pcs)
    3/8-16 Structural Nuts / A194 Grade 2H / Plain (Quantity: 1,600 pcs)
    A 194 Grade 2H Heavy Hex Nuts
    All Sizes Are Made in Asia
    Manufactured to ASTM A 194 & ASME B18.2.2 specifications
    Proof Load: 120,000 psi. min
    Coarse Thread / Heat Treated Steel
    $155.99
    Availablity: In stock
    Add to Compare
    Quantity: 1600 (0.097494/each)
  8. 3/8-16 X 5/16" 3 Prong Tee Nuts / Steel / Zinc (Quantity: 1,000 pcs)
    3/8-16 X 5/16" 3 Prong Tee Nuts / Steel / Zinc (Quantity: 1,000 pcs)
    Tee Nuts
    3 Prong
    Straight Barrel
    Steel Zinc Plated
    $141.99
    Availablity: In stock
    Add to Compare
    Quantity: 1000 (0.14199/each)
  9. 3/8-16 X 7/16" 3 Prong Tee Nuts / Steel / Zinc (Quantity: 500 pcs)
    3/8-16 X 7/16" 3 Prong Tee Nuts / Steel / Zinc (Quantity: 500 pcs)
    Tee Nuts
    3 Prong
    Straight Barrel
    Steel Zinc Plated
    $74.99
    Availablity: In stock
    Add to Compare
    Quantity: 500 (0.14998/each)
  10. 3/8-16 X 5/8" 3 Prong Tee Nuts / Steel / Zinc (Quantity: 500 pcs)
    3/8-16 X 5/8" 3 Prong Tee Nuts / Steel / Zinc (Quantity: 500 pcs)
    Tee Nuts
    3 Prong
    Straight Barrel
    Steel Zinc Plated
    $153.99
    Availablity: In stock
    Add to Compare
    Quantity: 500 (0.30798/each)
  11. 3/8-16 X 5/16" 4 Prong Tee Nuts / Steel / Zinc (Quantity: 1,000 pcs)
    3/8-16 X 5/16" 4 Prong Tee Nuts / Steel / Zinc (Quantity: 1,000 pcs)
    Tee Nuts
    4 Prong
    Straight Barrel
    Steel Zinc Plated
    $169.99
    Availablity: In stock
    Add to Compare
    Quantity: 1000 (0.16999/each)
  12. 3/8-16 X 7/16" 4 Prong Tee Nuts / Steel / Zinc (Quantity: 500 pcs)
    3/8-16 X 7/16" 4 Prong Tee Nuts / Steel / Zinc (Quantity: 500 pcs)
    Tee Nuts
    4 Prong
    Straight Barrel
    Steel Zinc Plated
    $76.99
    Availablity: In stock
    Add to Compare
    Quantity: 500 (0.15398/each)
  13. 3/8-16 X 5/8" 4 Prong Tee Nuts / Steel / Zinc (Quantity: 500 pcs)
    3/8-16 X 5/8" 4 Prong Tee Nuts / Steel / Zinc (Quantity: 500 pcs)
    Tee Nuts
    4 Prong
    Straight Barrel
    Steel Zinc Plated
    $153.99
    Availablity: In stock
    Add to Compare
    Quantity: 500 (0.30798/each)
  14. 3/8-16 Flanged Stover Locknuts / Grade G / Steel / Zinc Yellow (Quantity: 1250 pcs)
    3/8-16 Flanged Stover Locknuts / Grade G / Steel / Zinc Yellow (Quantity: 1250 pcs)
    Stover Equivalent Top Lock Nuts
    Grade G
    Flange Style / For use with Grade 8 Frame Bolts
    Manufactured to RB&W specifications
    Proof Load: 150,000 psi
    $160.90
    Availablity: In stock
    Add to Compare
    Quantity: 1250 (0.12872/each)
  15. 3/8-16 X 7/8 X 1 1/8 Washer Base Wing Nuts / Die Cast Zinc Alloy / Washer OD: 7/8" / Wing Spread: 1 1/8" (Quantity: 1,000 pcs)
    3/8-16 X 7/8 X 1 1/8 Washer Base Wing Nuts / Die Cast Zinc Alloy / Washer OD: 7/8" / Wing Spread: 1 1/8" (Quantity: 1,000 pcs)
    Washer Based Wing Nut
    Zamac #3 Zinc Alloy
    Die Cast Zinc Alloy
    $207.99
    Availablity: In stock
    Add to Compare
    Quantity: 1000 (0.20799/each)
  16. 3/8-16 Cold Forged Wing Nuts / Steel / Zinc (Quantity: 1,000 pcs)
    3/8-16 Cold Forged Wing Nuts / Steel / Zinc (Quantity: 1,000 pcs)
    Wing Nuts, Cold Forged
    Manufactured to ASME B18.17 specifications
    Steel Zinc Plated
    $179.99
    Availablity: In stock
    Add to Compare
    Quantity: 1000 (0.17999/each)
  17. 3/8-16 Cold Forged Wing Nuts / 18-8 Stainless Steel (Quantity: 200 pcs)
    3/8-16 Cold Forged Wing Nuts / 18-8 Stainless Steel (Quantity: 200 pcs)
    Wing Nuts, Cold Forged
    Manufactured to ASME B18.17 dimensions
    18-8 Stainless Steel
    $110.99
    Availablity: In stock
    Add to Compare
    Quantity: 200 (0.55495/each)
  18. 3/8-16 Cold Forged Wing Nuts / Steel / Black Oxide (Quantity: 1,000 pcs)
    3/8-16 Cold Forged Wing Nuts / Steel / Black Oxide (Quantity: 1,000 pcs)
    Wing Nuts, Cold Forged
    Manufactured to ASME B18.17 specifications
    Steel Black Oxide
    $170.99
    Availablity: In stock
    Add to Compare
    Quantity: 1000 (0.17099/each)
  19. 3/8-16 Cold Forged Wing Nuts / Steel / Nickel (Quantity: 750 pcs)
    3/8-16 Cold Forged Wing Nuts / Steel / Nickel (Quantity: 750 pcs)
    Wing Nuts, Cold Forged
    Manufactured to ASME B18.17 specifications
    Steel Nickel Plated
    $309.99
    Availablity: In stock
    Add to Compare
    Quantity: 750 (0.41332/each)
  20. 3/8-16 Hex Weld Nuts / 3 Projections / Self-Locating Pilot / Steel / Plain (Quantity: 1,000 pcs)
    3/8-16 Hex Weld Nuts / 3 Projections / Self-Locating Pilot / Steel / Plain (Quantity: 1,000 pcs)
    Hex Weld Nuts
    3 Projections
    With high, self-locating pilot
    Nuts can be fed automatically or manually
    Steel Plain Finish
    $260.99
    Availablity: In stock
    Add to Compare
    Quantity: 1000 (0.26099/each)
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#0-80 2
#1-64 3
#1-72 1
#10 10
#10-24 184
#10-32 175
#12-24 50
#12-28 13
#2-56 20
#2-64 4
#3-48 14
#3-56 6
#4 2
#4-40 78
#4-48 13
#5-40 32
#5-44 7
#6 8
#6-32 149
#6-40 18
#6-63 1
#8 10
#8-32 182
#8-36 15
1" 1
1"-12 1
1"-14 86
1"-8 195
1"-8 1
1"-8 to 5/8"-11 1
1-1/2" 1
1-1/2"-12 41
1-1/2"-6 113
1-1/2"-8 11
1-1/4" 1
1-1/4"-12 50
1-1/4"-4 3
1-1/4"-7 113
1-1/4"-8 16
1-1/8" 1
1-1/8"-12 45
1-1/8"-7 114
1-1/8"-8 17
1-3/4"-12 14
1-3/4"-5 53
1-3/4"-8 8
1-3/8"-12 25
1-3/8"-6 75
1-3/8"-8 9
1-5/8"-12 1
1-5/8"-5 1
1-5/8"-5-1/2 16
1-5/8"-8 8
1-7/8"-5 9
1-7/8"-8 8
1/2" 2
1/2"-13 276
1/2"-13 to 3/8"-16 3
1/2"-20 97
1/2"-6 2
1/4"-20 397
1/4"-20" 1
1/4"-28 118
1/4"-7 2
1/8"-27 3
1/8"-7 1
15/32"-32 1
2"-12 17
2"-4-1/2 60
2"-8 9
2-1/2"-12 6
2-1/2"-4 26
2-1/2"-8 6
2-1/4""-4 2
2-1/4"-12 5
2-1/4"-4-1/2 27
2-1/4"-8 8
2-3/4"-12 3
2-3/4"-4 16
2-3/4"-8 3
3"-12 4
3"-4 9
3"-8 3
3-1/2"-4 4
3-1/2"-8 2
3-1/4"-4 1
3-1/4"-8 1
3-3/4"-4 3
3/4" 6
3/4"-10 217
3/4"-10 to 5/8"-11 4
3/4"-16 97
3/8" 3
3/8"-16 331
3/8"-16 to 1/4"-20 4
3/8"-24 124
3/8"-32 3
4"-4 5
5/16"-18 358
5/16"-24 117
5/8"-11 219
5/8"-11 to 1/2"-13 4
5/8"-18 94
7/16"-14 138
7/16"-20 97
7/8"-14 78
7/8"-9 175
9/16"-12 77
9/16"-18 65
M1.6-0.35 1
M10-1.25 4
M10-1.5 83
M12-1.5 5
M12-1.75 76
M14-1.5 4
M14-2.0 39
M16-1.5 6
M16-2.0 60
M18-2.5 21
M2-0.4 11
M2.5-0.45 14
M20-1.5 1
M20-2.0 3
M20-2.5 57
M22-2.5 14
M24-2.0 2
M24-3.0 44
M27-3.0 8
M3-0.5 37
M3.5-0.6 8
M30-3.5 16
M36-4.0 15
M4-0.7 64
M42-4.5 6
M48-5.0 6
M5-0.8 84
M56-5.5 1
M6-1.0 108
M64-6.0 1
M7-1.0 3
M72-6.0 1
M8-1.0 4
M8-1.25 86
M90-4.0 2
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Aluminum 5
Brass 4
Diecast Zinc Alloy 2
Nylon
Stainless Steel 67
Steel 252
Zamac
Zinc Alloy 1
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1" 1
1-1/16"
1-1/2"
1-1/4"
1-1/8" 10
1-3/32"
1-3/4" 10
1-3/8" 1
1-7/8"
1.8mm
1/16"
1/2"
1/4" 2
1/8"
15mm
18mm
2"
2-1/2"
2-1/4"
2-1/8"
2-3/4"
2.2mm
2.7mm
21/32"
23/32"
25/32"
25mm
27/32"
27/64"
2mm
3"
3-1/2"
3-3/4"
3.2mm
3/16"
3/32"
3/4"
3/64"
3/8"
30mm
31/32"
31/64"
35/64"
39/64"
4"
48mm
49/64"
4mm
5/16" 2
5/32'
5/8" 2
5mm
60mm
6mm
7/16" 12
7/32" 3
7/64"
7/8"
72mm
8mm
9/16"
9/32"
90mm
Show more Show less
Inch 331
Metric
18-8 42
18-8 - ASTM A194 Grade 8 2
301 Series
303 Series 2
316 21
316 - ASTM A194 Grade 8M
A194 Grade 2H 9
A563 Grade A 28
A563 Grade C
A563 Grade DH
Case Hardened 4
Grade 2 17
Grade 5 18
Grade 8 17
Grade 9 4
Grade B 1
Grade C 9
Grade F 1
Grade G 3
Metric Class 10
Metric Class 4
Metric Class 6
Metric Class 8
Show more Show less
Hex 122
Slotted 8
Thumb 15
Large Flange 7
Round Washer
Small Flange 4
Black Oxide 13
Black Phosphate 5
Black Zinc 7
Cadmium 9
Cadmium Yellow 2
Copper Plated
EcoGuard Gray/Silver 2
Hot Dip Galvanized 15
Nickel 6
Passivated
Plain 55
Zinc 116
Zinc Green
Zinc Yellow 35
Show more Show less
$12.00 - $1,250.00
$1,250.00
$12.00
Black 25
Brown 4
Gray 19
Green
Plain 44
Silver 202
White
Yellow 37
Show more Show less