CuSn8p Fasteners Sizes

• Cold Forming process: M2-M24
• Hot Forging process: M24-M100, 1-1/2” Dia, up to 1100mm lg
• CNC Machining for M100 / 4” Dia, up to 1500mm lg

Grades

• UNS C51000
• UNS C52100
• UNS C51900
• UNS C54400

SAE/ ASTM standard of Phosphor Bronze Bolts

• SAE J463
• SAE J461
• ASTM B139
• ASTM B103

Phosphor Bronze Hex Bolts Size Inch

• Dia: 1/2" - 4.0"
• Length: 1/2" - 52"

Phos Bronze Bolts Size Metric

• Dia: M10 - M110
• Length: 12 - 1200MM

Phosphor Bronze Fasteners Length

3 mm to 200 mm

Phosphor Bronze Fasteners UTS - Unified Thread Standard

NPTF, UNEF, NPT, UNF, UNS, UNC

Phosphor Bronze Bolts Head drive

Phillips/Slot, Phillips, Slotted, Six-Lobe, etc

Material Origin

Phosphor Bronze Fasteners are Western European. Eastern origin possible on request.

C510 Bronze Fasteners types

Studs, Nuts, Hex Set Screw, T-Head Bolts, Square Nut, Socket Head Cap Screw, Bolts, Studs, Hex Nut, Nut, Spring Washers, Anchor Bolt, Cap Screw, Screws, Machine Screw, Allen Cap screw, Sockets, Washers, Screw, Marine Anchors, Wing Screw, Hex Domed Cap Nuts, Socket Hexagon Head Screw, Structural Bolts, Pan Head Screw, J Bolts, Anchors, Socket Screw, Eye Bolt, Hexagon Nut, Foundation Bolts, Hex Head Bolts, Wing Screw, U Bolts, Hex Coupling Nut, Mushroom Head Square Neck Bolts, Stud Bolts

MOQ

5 pieces

Find our dealers & distributors of Phosphor Bronze Fasteners

Tau, Dammam, Patna, Riyadh, Sharjah, Kolkata, Istanbul, Ranchi, Jakarta, India, Sydney, Port-of-Spain, Gujarat, Janeiro, Rajkot, Kanpur, Thiruvananthapuram, Bangalore, Perth, Melbourne, Jaipur, Bogota, Pimpri-Chinchwad, Kuala Lumpur, Mumbai, Jamshedpur, Lagos, Navi Mumbai, Howrah, Caracas, Nagpur, Montreal, Nashik, Coimbatore, Singapore, Dubai, Ahvaz, London, Kuwait, Bhubaneswar, Agra, Vadodara, Ankara, Lucknow, Thane, Courbevoie, Ahmedabad, Dhaka, Ernakulam, Manama, Abu Dhabi, Baroda, Calgary, Shah Alam, Gimhae-si, Vapi, New Delhi, Vung Granada, Mysuru, Hyderabad, Panipat, Mexico, Surat, Karachi, Santiago, Bengaluru, Khobar, Pune, Indore, Tehran, Seoul, Doha, Noida, Kochi, Brisbane, Houston, Ludhiana, Muscat, Gurgaon, Chennai

Ask for Test Certificates from Phosphor Bronze Fasteners manufacturers

• Phos Bronze Bolts Tensile testing to ISO 898-1
• Calibrated gauges and tools
• Tri-Roll Thread Comparators
• Suitability for preloading to EN 14399-2
• Phosphor Bronze Bolts Manufacturer Test Certificate (MTC) as per EN 10204 / 3.1,
• Hardness testing to ISO 6508-1
• C510 Bronze Bolts Charpy Impact testing in accordance with ISO 148-1
• Suitability test for calibrated preload to EN 14399-10
• Nut proof load testing to ISO 898-2

Free Samples

Yes

Payment Terms

T/T, Western Union, Paypal, L/C or Trade Assurance 30% deposit & balance before shipping

Delivery time

Regular product is about 7-15 days

Port of Dispatch

Mumbai or Kalamboli ports in Maharashtra (India)

ISO - International Organization for Standardization

• ISO 4014 Hex Bolt
• ISO 4017 Hex Head Screw
• ISO 4032 Nut
• ISO 4162 Flange Bolts
• ISO 4161 Flange Nut

 1/2

 0.515

 7/8

  0.875

  0.850

 1.010

 0.969

 11/32

 0.364

 0.302

 5/8

 0.642

 1-1/16

  1.062

  1.031

 1.227

 1.175

 27/64

 0.444

 0.378

 3/4

 0.768

 1-1/4

  1.250

  1.212

 1.443

 1.383

 1/2

 0.524

 0.455

 7/8

 0.895

 1-7/16

  1.438

  1.394

 1.660

 1.589

 37/64

 0.604

 0.531

 1

 1.022

 1-5/8

 1.625

 1.575

 1.876

 1.796

 43/64

 0.700

 0.591

 1-1/8

 1.149

 1-13/16

 1.812

 1.756

 2.093

 2.002

 3/4

 0.780

 0.658

 1-1/4

 1.277

 2

 2.00

 1.938

 2.309

 2.209

 27/32

 0.876

 0.749

 1-3/8

 1.404

 2-3/16

 2.188

 2.119

 2.526

 2.416

 29/32

 0.940

 0.810

 1-1/2

 1.531

 2-3/8

 2.375

 2.300

 2.742

 2.622

 1

 1.036

 0.902

 1-3/4

 1.785

 2-3/4

 2.750

 2.662

 3.175

 3.035

 1-5/32

 1.196

 1.054

 2

 2.039

 3-1/8

 3.125

 3.025

 3.608

 3.449

 1-11/32

 1.388

 1.175

 2-1/4

 2.305

 3-1/2

 3.500

 3.388

 4.041

 3.862

 1-1/2

 1.548

 1.327

 2-1/2

 2.559

 3-7/8

 3.875

 3.750

 4.474

 4.275

 1-21/32

 1.708

 1.479

ISO CuSn8p Hex Nut NB

Across Corners

MAX Thickness

MIN Thickness

MAX Across Flats

MIN Across Flats

M 8

14.38

6.8

6.44

13

12.73

M 10

17.77

8.4

8.04

16

15.73

M 12

20.03

10.8

10.37

18

17.73

M 14

23.35

12.8

12.1

21

20.67

M 16

26.75

14.8

14.1

24

23.67

M 18

29.56

15.8

15.1

27

26.16

M 20

32.95

18

16.9

30

29.16

M 22

37.29

19.4

18.1

34

33

M 24

39.55

21.5

20.2

36

35

M 27

45.2

23.8

22.5

41

40

M 30

50.85

26.6

24.3

46

45

M 33

55.37

28.7

27.4

50

49

M 36

60.79

31

29.4

55

53.8

M 39

66.44

33.4

31.8

60

58.8

M 42

71.3

34

32.4

65

63.1

M 45

76.95

36

34.4

70

68.1

M 48

82.6

38

39.4

75

73.1

M 52

88.25

42

40.4

80

78.1

M 56

93.56

45

43.4

85

82.8

M 60

99.21

48

46.4

90

87.8

M 64

104.86

51

49.1

95

92.8

M 68

110.51

54

52.1

100

97.8

M 72 x 6

116.16

58

56.1

105

102.8

M 76 x 6

121.81

61

59.1

110

107.8

M 80 x 6

127.46

64

62.1

115

112.8

Phos Bronze Bolt Size

USS

SAE

OD (in.)

ID (in.)

Thickness

OD (in.)

ID (in.)

Thickness

1/8 (#6)

-

-

-

0.375

0.156

.036/.065

5/32 (#8)

-

-

-

0.438

0.188

.036/.065

3/16 (#10)

0.560

0.250

.036/.065

0.500

0.220

.036/.065

7/32 (#12)

-

-

-

0.562

0.250

.051/.080

1/4 (#14)

0.734

0.312

.051/.080

0.625

0.281

.051/.080

5/16

0.875

0.375

.064/.104

0.688

0.344

.051/.080

3/8

1.000

0.438

.064/.104

0.812

0.406

.051/.080

7/16

1.250

0.500

.064/.104

0.922

0.469

.051/.080

1/2

1.375

0.562

.086/.132

1.062

0.531

.074/.121

9/16

1.469

0.625

.086/.132

1.156

0.594

.074/.121

5/8

1.750

0.688

.108/.160

1.312

0.656

.074/.121

3/4

2.000

0.812

.122/.177

1.469

0.812

.108/.160

7/8

2.250

0.938

.136/.192

1.750

0.938

.108/.160

1

2.500

1.062

.136/.192

2.000

1.062

.108/.160

1 1/8

2.750

1.250

.136/.192

2.250

1.250

.108/.160

1 1/4

3.000

1.375

.136/.192

2.500

1.375

.136/.192

1 3/8

3.250

1.500

.153/.213

2.750

1.500

.136/.213

1 1/2

3.500

1.625

.153/.213

3.000

1.625

.153/.213

1 5/8

3.750

1.750

.153/.213

-

-

-

1 3/4

4.000

1.875

.153/.213

-

-

-

1 7/8

4.250

2.000

.153/.213

-

-

-

2

4.500

2.125

.153/.213

-

-

-

2 1/4

4.750

2.375

.193/.248

-

-

-

2 1/2

5.000

2.625

.210/.280

-

-

-

2 3/4

5.250

2.875

.228/.310

-

-

-

3

5.500

3.125

.249/.327

-

-

-

Phos Bronze Screw Nom. Size Thread Pitch

Body
 Diameter
 D

Head
 Diameter
 A

Head
 Height
 H

Chamfer
 or
 Radius
 S

Hexagon
 Socket
 Size
 J

Spline
 Socket
 Sizea
 M

Key
 Engagement
 T

Transition
 Dia.
 B

Max

Min

Max

Min

Max

Min

Max

Nom.

Nom.

Min

Max

M1.6 × 0.35

1.60

1.46

3.00

2.87

1.60

1.52

0.16

1.5

1.829

0.80

2.0

M2 × 0.4

2.00

1.86

3.80

3.65

2.00

1.91

0.20

1.5

1.829

1.00

2.6

M2.5 × 0.45

2.50

2.36

4.50

4.33

2.50

2.40

0.25

2.0

2.438

1.25

3.1

M3 × 0.5

3.00

2.86

5.50

5.32

3.00

2.89

0.30

2.5

2.819

1.50

3.6

M4 × 0.7

4.00

3.82

7.00

6.80

4.00

3.88

0.40

3.0

3.378

2.00

4.7

M5 × 0.8

5.00

4.82

8.50

8.27

5.00

4.86

0.50

4.0

4.648

2.50

5.7

M6 × 1

6.00

5.82

10.00

9.74

6.00

5.85

0.60

5.0

5.486

3.00

6.8

M8 × 1.25

8.00

7.78

13.00

12.70

8.00

7.83

0.80

6.0

7.391

4.00

9.2

M10 × 1.5

10.00

9.78

16.00

15.67

10.00

9.81

1.00

8.0

…

5.00

11.2

M12 × 1.75

12.00

11.73

18.00

17.63

12.00

11.79

1.20

10.0

…

6.00

14.2

M14 × 2b

14.00

13.73

21.00

20.60

14.00

13.77

1.40

12.0

…

7.00

16.2

M16 × 2

16.00

15.73

24.00

23.58

16.00

15.76

1.60

14.0

…

8.00

18.2

M20 × 2.5

20.00

19.67

30.00

29.53

20.00

19.73

2.00

17.0

…

10.00

22.4

M24 × 3

24.00

23.67

36.00

35.48

24.00

23.70

2.40

19.0

…

12.00

26.4

M30 × 3.5

30.00

29.67

45.00

44.42

30.00

29.67

3.00

22.0

…

15.00

33.4

M36 × 4

36.00

35.61

54.00

53.37

36.00

35.64

3.60

27.0

…

18.00

39.4

M42 × 4.5

42.00

41.61

63.00

62.31

42.00

41.61

4.20

32.0

…

21.00

45.6

M48 × 5

48.00

47.61

72.00

71.27

48.00

47.58

4.80

36.0

…

24.00

52.6

Nominal or Basic Major Diameter of Nut Thread

CuSn8p Nuts Width Across Flats (F)

Width Across Corners (G)

Thickness of Phos Bronze Hex Nuts (H) 

Basic

Max

Min

 Max

 Min

Basic

 Max

Min 

1/4

00.2500

7/16

.438

.428

.505

.488

7/32

00.226

00.212

5/16

00.3125

1/2

.500

.489

.577

.557

17/64

00.273

00.258

3/8

00.3750

9/16

.562

.551

.650

.628

21/64

00.337

00.320

7/16

00.4375

11/16

.688

.675

.794

.768

3/8

00.385

00.365

1/2

00.5000

3/4

.750

.736

.866

.840

7/16

00.448

00.427

9/16

00.5625

7/8

.875

.861

1.010

.982

31/64

00.496

00.473

5/8

00.6250

15/16

.938

.922

1.083

1.051

35/64

00.559

00.535

3/4

00.7500

1-1/8

1.125

1.088

1.299

1.240

41/64

00.665

00.617

7/8

00.8750

1-5/16

1.312

1.269

1.516

1.447

3/4

00.776

00.724

1

1.0000

1-1/2

1.500

1.450

1.732

1.653

55/64

00.887

00.831

1-1/8

1.1250

1-11/16

1.688

1.631

1.949

1.859

31/32

00.999

00.939

1-1/4

1.2500

1-7/8

1.875

1.812

2.165

2.066

1-1/16

1.094

1.030

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

1.5000

2-1/4

2.250

2.175

2.598

2.480

1-9/32

1.317

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

2.000

 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

4.456

2-3/8

2.431

2.319

3

3.000

4-1/2

4.500

4.350

5.196

4.959

2-19/32

2.654

2.534

Phos Bronze 510 Screw Size

Body Dia

Hex Key Size

Head Height

Head Dia

Maximum Thread Length

Minimum Thread Length

No. 0

0.06

0.05

0.06

0.096

 5/8

 3/8

No. 1

0.073

1/16

0.073

0.118

 7/8

 3/8

No. 2

0.086

 5/64

0.086

0.14

 7/8

 1/2

No. 3

0.099

 5/64

0.099

0.161

 7/8

 1/2

No. 4

0.112

 3/32

0.112

0.183

 11/8

 11/16

No. 5

0.125

 3/32

0.125

0.205

1

 11/16

No. 6

0.138

 7/64

0.138

0.226

 11/8

 11/16

No. 8

0.164

 9/64

0.164

0.27

 11/4

 3/4

No. 10

0.19

 5/32

0.19

0.312

 13/8

 15/16

No. 12

0.216

 5/32

0.216

0.345

 11/4

 15/16

1/4

0.250

 3/16

1/4

3/8

 11/2

 15/16

5/16

0.3125

1/4

5/16

15/32

1-3/4

1-1/16

3/8

0.375

5/16

3/8

9/16

2

1-3/16

7/16

0.438

3/8

7/16

21/32

2-1/4

13/16

1/2

0.500

3/8

1/2

3/4

2-1/2

1-3/8

9/16

0.5625

7/16

9/16

27/32

2-7/16

1-5/8

5/8

0.625

1/2

5/8

15/16

3

1-5/8

3/4

0.750

5/8

3/4

11/8

3-1/2

1-7/8

7/8

0.875

3/4

7/8

15/16

3-3/4

2-1/16

1

1.000

3/4

1

11/2

4-1/2

2-1/4

1-1/8

1.125

7/8

1-1/8

111/16

4-21/32

2-13/16

1-1/4

1.250

7/8

1-1/4

17/8

5-3/32

3-1/8

1-1/2

1.500

1

1-1/2

21/4

6-5/64

3-3/4

1-3/4

1.750

11/4

1-3/4

25/8

7-1/8

4-3/8

2

2.000

11/2

2

3

8-7/64

5

CuSn8p SAE Flat Washers

Size

Inside Diameter

Outside Diameter

Thickness

#2

3/32"

1/4"

.020"

#4

1/8"

5/16"

1/32"

#6

5/32"

3/8"

3/64"

#8

3/16"

7/16"

3/64"

#10

7/32"

1/2"

3/64"

1/4

9/32"

5/8"

1/16"

5/16

11/32"

11/16"

1/16"

3/8

13/32"

13/16"

1/16"

7/16

15/32"

59/64"

1/16"

1/2

17/32"

1-1/16"

3/32"

9/16

19/32"

1-3/16"

3/32"

5/8

21/32"

1-5/16"

3/32"

3/4

13/16"

1-1/2"

9/64"

7/8

15/16"

1-3/4"

9/64"

1"

1-1/16"

2"

9/64"

1-1/8

1-3/16"

2-1/4"

9/64"

1-1/4

1-5/16"

2-1/2"

5/32"

1-1/2

1-7/16"

3"

3/16"

1-5/8

1-3/4"

3-3/4"

3/16"

1-3/4

1-7/8"

4"

3/16"

2

2-1/8"

4-1/2"

3/16"

Nominal or Basic Product Diameter

E

F

G

H

J

LT (Thread Length)

Y

Body Diameter

Width Across Flats

Width Across Corners

Head Height

Wrenching Height

For Screw Lengths

For Screw Lengths

Transition Thread Length

1/4

0.25

0.25

0.245

7/16

0.438

0.428

0.505

0.488

5/32

0.163

0.150

0.106

0.750

1.000

0.250

5/16

0.3125

0.3125

0.3065

1/2

0.500

0.489

0.577

0.557

13/64

0.211

0.195

0.140

0.875

1.125

0.278

3/8

0.375

0.375

0.369

9/16

0.562

0.551

0.650

0.628

15/64

0.243

0.226

0.160

1.000

1.250

0.312

7/16

0.4375

0.4375

0.4305

5/8

0.625

0.612

0.722

0.698

9/32

0.291

0.272

0.195

1.125

1.375

0.357

1/2

0.5

0.5

0.493

3/4

0.750

0.736

0.866

0.840

5/16

0.323

0.302

0.215

1.250

1.500

0.385

9/16

0.5625

0.5625

0.5545

13/16

0.812

0.798

0.938

0.910

23/64

0.371

0.348

0.250

1.375

1.625

0.417

5/8

0.625

0.625

0.617

15/16

0.938

0.922

1.083

1.051

25/64

0.403

0.378

0.269

1.500

1.750

0.455

3/4

0.75

0.75

0.741

1-1/8

1.125

1.100

1.299

1.254

15/32

0.483

0.455

0.324

1.750

2.000

0.500

7/8

0.875

0.875

0.866

1-5/16

1.312

1.285

1.516

1.465

35/64

0.563

0.531

0.378

2.000

2.250

0.556

1

1

1

0.99

1-1/2

1.500

1.469

1.732

1.675

39/64

0.627

0.591

0.416

2.250

2.500

0.625

1-1/8

1.125

1.125

1.114

1-11/16

1.688

1.631

1.949

1.859

11/16

0.718

0.658

0.461

2.500

2.750

0.714

1-1/4

1.25

1.25

1.239

1-7/8

1.875

1.812

2.165

2.066

25/32

0.813

0.749

0.530

2.750

3.000

0.714

1-1/2

1.5

1.5

1.488

2-1/4

2.250

2.175

2.598

2.480

15/16

0.974

0.902

0.640

3.250

3.500

0.833

Remainder

3.50-4.50

0.01-0.50

3.00- 4.00

1.50-4.50

0.10

Physical Properties

Metric

English

Comments

Density range

8.8 g/cc

0.318 lb/in³

at 20°C (68°F)

Mechanical Strength

Hardness, Rockwell B

85

85

Tensile Stress, Ultimate

550 MPa

79800 psi

Tensile Stress, Yield

450 MPa

65300 psi

Elongation at Break

33 %

33 %

in 50 mm

Modulus of Elasticity

110 GPa

16000 ksi

Poisson’s Ratio

0.341

0.341

Machinability of Bolt

20 %

20 %

UNS C36000 (free-cutting brass) = 100%

Shear Modulus

41 GPa

5950 ksi

Electrical Properties

Electrical Resistivity

1.33e-005 ohm-cm

1.33e-005 ohm-cm

at 20°C (68°F)

Thermal Properties

CTE, linear 250°C

18.2 µm/m-°C

10.1 µin/in-°F

from 20-300°C (68-570°F)

Heat Capacity of Fasteners

0.38 J/g-°C

0.0908 BTU/lb-°F

Thermal Conductivity

62 W/m-K

430 BTU-in/hr-ft²-°F

at 20°C (68°F)

Melting Range

880 – 1025 °C

1620 – 1880 °F

Solidus

880 °C

1620 °F

Liquidus

1025 °C

1880 °F

Processing Details

Annealing Temperature

475 – 675 °C

887 – 1250 °F

BS Standard

EN Standard

Grade Symbol 

UNS

Others

PB104

CW459K

CuSn8

C52100

BSB24 DTD265A

PB101

CW450K

CuSn4

C50900 C51100

-

PB102

CW451K

CuSn5

C51000

NES838

PB3

-

CuSn9P

-

-

PB103

CW452K

CuSn6

C51900

-

DTD265A

-

-

-

BSB24, PB104

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