PB Washers
PB Washers Suppliers
Manufacturing Phosphor Bronze Flat Washer to fit any 7/32″ pivot pin in any folding knives or BAL song
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CuSn8p Washer Sizes |
M2-M24 |
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PB Washer Size Metric |
· Dia: M10 – M110 · Length: 12 – 1200MM |
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Phosphor Bronze Washer Size Inch |
· Dia: 1/2″ – 4.0″ · Length: 1/2″ – 52″ |
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Material Origin |
Phosphor Bronze Washers are Western European. Eastern origin possible on request. |
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Phos Bronze Washer types |
belleville, flat, bowed, cup, pivot, disc, spring, and tension. |
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Features of PB washers |
· Resistant to fatigue · Resistant to corrosion · Resistant to wear · Non-magnetic |
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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 |
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PB Bolt Size |
USS |
SAE |
||||
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OD (in.) |
ID (in.) |
Thickness |
OD (in.) |
ID (in.) |
Thickness |
|
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1/8 (#6) |
– |
– |
– |
0.375 |
0.156 |
.036/.065 |
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5/32 (#8) |
– |
– |
– |
0.438 |
0.188 |
.036/.065 |
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3/16 (#10) |
0.560 |
0.250 |
.036/.065 |
0.500 |
0.220 |
.036/.065 |
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7/32 (#12) |
– |
– |
– |
0.562 |
0.250 |
.051/.080 |
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1/4 (#14) |
0.734 |
0.312 |
.051/.080 |
0.625 |
0.281 |
.051/.080 |
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5/16 |
0.875 |
0.375 |
.064/.104 |
0.688 |
0.344 |
.051/.080 |
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3/8 |
1.000 |
0.438 |
.064/.104 |
0.812 |
0.406 |
.051/.080 |
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7/16 |
1.250 |
0.500 |
.064/.104 |
0.922 |
0.469 |
.051/.080 |
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1/2 |
1.375 |
0.562 |
.086/.132 |
1.062 |
0.531 |
.074/.121 |
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9/16 |
1.469 |
0.625 |
.086/.132 |
1.156 |
0.594 |
.074/.121 |
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5/8 |
1.750 |
0.688 |
.108/.160 |
1.312 |
0.656 |
.074/.121 |
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3/4 |
2.000 |
0.812 |
.122/.177 |
1.469 |
0.812 |
.108/.160 |
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7/8 |
2.250 |
0.938 |
.136/.192 |
1.750 |
0.938 |
.108/.160 |
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1 |
2.500 |
1.062 |
.136/.192 |
2.000 |
1.062 |
.108/.160 |
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1 1/8 |
2.750 |
1.250 |
.136/.192 |
2.250 |
1.250 |
.108/.160 |
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1 1/4 |
3.000 |
1.375 |
.136/.192 |
2.500 |
1.375 |
.136/.192 |
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1 3/8 |
3.250 |
1.500 |
.153/.213 |
2.750 |
1.500 |
.136/.213 |
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1 1/2 |
3.500 |
1.625 |
.153/.213 |
3.000 |
1.625 |
.153/.213 |
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1 5/8 |
3.750 |
1.750 |
.153/.213 |
– |
– |
– |
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1 3/4 |
4.000 |
1.875 |
.153/.213 |
– |
– |
– |
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1 7/8 |
4.250 |
2.000 |
.153/.213 |
– |
– |
– |
|
2 |
4.500 |
2.125 |
.153/.213 |
– |
– |
– |
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2 1/4 |
4.750 |
2.375 |
.193/.248 |
– |
– |
– |
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2 1/2 |
5.000 |
2.625 |
.210/.280 |
– |
– |
– |
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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
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Material |
Surface Finish |
Frictional Coefficient |
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Static |
Kinetic (sliding) |
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Phosphor-bronze |
Steel |
Clean and Dry |
0.35 |
|
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Bronze |
Steel |
Lubricated and Greasy |
0.16 |
|
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Bronze |
Steel |
Lubricated and Greasy |
0.16 |
|
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Bronze |
Cast Iron |
Clean and Dry |
0.22 |
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Bronze – sintered |
Steel |
Lubricated and Greasy |
0.13 |
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Weight Chart of Phosphor Bronze Flat Washer
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Thread Size |
Weight chart per 100 (kg) |
Pack Quantity |
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M6 |
0.05 |
100 |
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M8 |
0.15 |
100 |
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M10 |
0.25 |
100 |
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M12 |
0.50 |
100 |
Phosphor Bronze 510 Flat Washer Sizes
|
CuSn8p SAE Flat Washers |
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Size |
Inside Diameter (I.D.) |
Outside Diameter (O.D.) |
Thickness |
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#2 |
3/32″ |
1/4″ |
.020″ |
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#4 |
1/8″ |
5/16″ |
1/32″ |
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#6 |
5/32″ |
3/8″ |
3/64″ |
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#8 |
3/16″ |
7/16″ |
3/64″ |
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#10 |
7/32″ |
1/2″ |
3/64″ |
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1/4 |
9/32″ |
5/8″ |
1/16″ |
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5/16 |
11/32″ |
11/16″ |
1/16″ |
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3/8 |
13/32″ |
13/16″ |
1/16″ |
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7/16 |
15/32″ |
59/64″ |
1/16″ |
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1/2 |
17/32″ |
1-1/16″ |
3/32″ |
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9/16 |
19/32″ |
1-3/16″ |
3/32″ |
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5/8 |
21/32″ |
1-5/16″ |
3/32″ |
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3/4 |
13/16″ |
1-1/2″ |
9/64″ |
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7/8 |
15/16″ |
1-3/4″ |
9/64″ |
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1″ |
1-1/16″ |
2″ |
9/64″ |
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1-1/8 |
1-3/16″ |
2-1/4″ |
9/64″ |
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1-1/4 |
1-5/16″ |
2-1/2″ |
5/32″ |
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1-1/2 |
1-7/16″ |
3″ |
3/16″ |
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1-5/8 |
1-3/4″ |
3-3/4″ |
3/16″ |
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1-3/4 |
1-7/8″ |
4″ |
3/16″ |
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2 |
2-1/8″ |
4-1/2″ |
3/16″ |
Sizes of Phosphor Bronze Knife Washers
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(.300x.197x.005) – (For 3/16 Pivot); |
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(.300x.200x.022) – (For 5mm Pivots); |
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(.300x.200x.022) – (For 5mm Pivots); |
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(.300x.225x.015) – (For 7/32 Pivot); |
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(.300x.225x.015) – (For 7/32 Pivot); |
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(.330x.197x.005) – (For 3/16 Pivot); |
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(.330x.197x.005) – (For 3/16 Pivot); |
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(.330x.197x.010) – (For 3/16 Pivot); |
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(.330x.197x.010) – (For 3/16 Pivot); |
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(.330x.197x.015) – (For 3/16 Pivot); |
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(.330x.197x.015) – (For 3/16 Pivot); |
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(.330x.197x.020) – (For 3/16 Pivot); |
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(.330x.197x.020) – (For 3/16 Pivot); |
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(.333x.157x.020) – (For 5/32 Pivot); |
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(.333x.157x.020) – (For 5/32 Pivot); |
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(.500x197x.020) – (For 3/16 Pivot); |
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(.500x197x.020) – (For 3/16 Pivot); |
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Micro – (.196x.105x.008) – (for 3/32 – 2.5mm pivots); |
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Micro – (.196x.105x.008) – (for 3/32 – 2.5mm pivots) |
