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PB Washers Suppliers

Manufacturing Phosphor Bronze Flat Washer to fit any 7/32″ pivot pin in any folding knives or BAL song

CuSn8p Washer Sizes

M2-M24

PB Washer Size Metric

·         Dia: M10 – M110

·         Length: 12 – 1200MM

Phosphor Bronze Washer Size Inch

·         Dia: 1/2″ – 4.0″

·         Length: 1/2″ – 52″

Material Origin

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

Phos Bronze Washer types

belleville, flat, bowed, cup, pivot, disc, spring, and tension.

Features of PB washers

·         Resistant to fatigue

·         Resistant to corrosion

·         Resistant to wear

·         Non-magnetic

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

PB 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

–

–

–

 

Types Of Phosphor Bronze Washers
  • CuSn8p Flat Washer
  • M10 Phos Bronze 510 Washer
  • PB Spring Washer
Phosphor Bronze Sealing Washer
Phosphor Bronze Fasteners Application
  • Mainly used in Specialty Folding Knives and Knife Kits
  • High quality Phosphor Bronze Petrochemical Fasteners
  • High Strength Phosphor Bronze Bolts and Nuts for Automotive industry
  • Large size Phosphor Bronze Bolts for Oil & Gas Industries
  • Metric Phosphor Bronze Hex Bolts for Power Generation
  • Phosphor Bronze Nut Bolt suitable for Off-Shore Oil Drilling
  • Heavy duty Phosphor Bronze Fasteners for Heat Exchangers
CuSn8p Bolts Testing Tool & Equipment
  • Coordinate Measuring Machine
  • Image measuring instrument
  • Roughness tester used to test the surface finish of a Phosphor Bronze Washer
  • Micrometer for accurate measurement of Phosphor Bronze Washers
  • Thread gauge and Smooth plug gauge used to check Phosphor Bronze Washer quickly
  • Routine inspection of calipers

 

Friction Coefficient of Phosphor Bronze Washer

Material

Surface Finish

Frictional Coefficient

Static
– μstatic –

Kinetic (sliding)
– μsliding –

Phosphor-bronze

Steel

Clean and Dry

0.35

  

Bronze

Steel

Lubricated and Greasy

0.16

  

Bronze

Steel

Lubricated and Greasy

0.16

  

Bronze

Cast Iron

Clean and Dry

  

0.22

Bronze – sintered

Steel

Lubricated and Greasy

0.13

  

 

Weight Chart of Phosphor Bronze Flat Washer

Thread Size

Weight chart per 100 (kg)

Pack Quantity

M6

0.05

100

M8

0.15

100

M10

0.25

100

M12

0.50

100

 

Phosphor Bronze 510 Flat Washer Sizes

CuSn8p SAE Flat Washers

Size

Inside Diameter (I.D.)

Outside Diameter (O.D.)

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″

 

Sizes of Phosphor Bronze Knife Washers

(.300x.197x.005) – (For 3/16 Pivot);

(.300x.200x.022) – (For 5mm Pivots);

(.300x.200x.022) – (For 5mm Pivots);

(.300x.225x.015) – (For 7/32 Pivot);

(.300x.225x.015) – (For 7/32 Pivot);

(.330x.197x.005) – (For 3/16 Pivot);

(.330x.197x.005) – (For 3/16 Pivot);

(.330x.197x.010) – (For 3/16 Pivot);

(.330x.197x.010) – (For 3/16 Pivot);

(.330x.197x.015) – (For 3/16 Pivot);

(.330x.197x.015) – (For 3/16 Pivot);

(.330x.197x.020) – (For 3/16 Pivot);

(.330x.197x.020) – (For 3/16 Pivot);

(.333x.157x.020) – (For 5/32 Pivot);

(.333x.157x.020) – (For 5/32 Pivot);

(.500x197x.020) – (For 3/16 Pivot);

(.500x197x.020) – (For 3/16 Pivot);

Micro – (.196x.105x.008) – (for 3/32 – 2.5mm pivots);

Micro – (.196x.105x.008) – (for 3/32 – 2.5mm pivots)
PB Washers Suppliers