METRIC BLUE Lock Washers

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APPROVED VENDOR -

Steel Standard Split Lock Washer

StyleModelFinishFits Bolt SizesInside Dia.Outside Dia.Rockwell HardnessSizeThicknessPrice (ex. VAT)
AU37025.050.0001Galvanized1/2"0.502"0.869"C38 to C46-0.125"€3.98
BU37025.100.0001Galvanized1"1.003"1.656"C38 to C46-0.25"€5.12
CU37025.075.0001Galvanized3/4"0.753"1.265"C32-0.188"€3.49
DU37025.037.0001Galvanized3/8"0.377"0.68"C35-0.094"€4.31
EU37025.062.0001Galvanized5/8"0.628"1.073"C38 to C46-0.156"€2.87
FU37025.087.0001Galvanized7/8"0.878"1.459"C38 to C46-0.219"€3.87
GU37025.112.0001Galvanized1.125"1.129"1.847"C38 to C46-0.281"€9.52
HU37025.150.0001Hot Dipped Galvanized1.5"1.504"2.419"-1.5"0.375"€19.96
IM37000.480.0001PlainM4849mm75mmC38 to C46-7mm€15.38
JU37000.300.0001Plain3"3.012"4.074"C38 to C46-0.458"€55.98
KU37000.025.0001Plain1/4"0.252"0.487"-1/4"0.062"€1.89
LU37000.162.0001Plain1.625"1.633"2.553"-1.625"0.359"€55.26
MU37000.175.0001Plain1.75"1.758"2.679"-1.75mm0.389"€56.15
NU37000.187.0001Plain1.875"1.883"2.811"-1.875"0.422"€71.95
OU37000.200.0001Plain2"2.008"2.936"-2"0.422"€20.49
PU37000.250.0001Plain2.5"2.512"3.471"-2.5"0.44"€93.27
QU37000.043.0001Plain7/16"0.440"0.77"C38 to C46-0.109"€2.51
RU37000.150.0001Plain1.5"1.504"2.419"HRC 38 to 46-0.375"€10.63
SU37000.137.0001Plain1.375"1.379"2.219"C38 to C46-0.344"€14.57
TU37000.037.0001Plain3/8"0.377"0.68"C38 to C46-0.094"€3.41
UU37000.019.0001Plain#100.193"0.334"--0.047"€2.07
VU37000.050.0001Plain1/2"0.502"0.869"C38 to C46-0.125"€3.47
WU37000.056.0001Plain9/16"0.564"0.965"C38 to C46-0.141"€3.24
XU37000.062.0001Plain5/8"0.628"1.073"C38 to C46-0.156"€2.19
YU37000.075.0001Plain3/4"0.753"1.265"C38 to C46-0.188"€3.99
APPROVED VENDOR -

18-8 Stainless Steel Hi Collar Split Lock Washer

StyleModelFits Bolt SizesInside Dia.Outside Dia.ThicknessPrice (ex. VAT)
A1NY121/4"0.260"0.363"0.078"€13.16
BU51390.025.00011/4"0.252"0.363"0.078"€7.90
C1NY143/8"0.385"0.55"0.125"€42.53
DU51390.037.00013/8"0.377"0.55"0.125"€16.00
E1NY135/16"0.322"0.457"0.093"€23.36
FU51390.031.00015/16"0.314"0.457"0.093"€13.26
APPROVED VENDOR -

Carbon Steel Extra Duty Split Lock Washer

StyleModelColorFinishFits Bolt SizesInside Dia.Outside Dia.ThicknessPrice (ex. VAT)
AU37170.013.0001BlackPlain#60.141"0.314"0.045"€6.94
BU37171.021.0001SilverZinc#120.220"0.497"0.08"€131.43
APPROVED VENDOR -

Steel Light Duty Split Lock Washer

StyleModelColorFinishFits Bolt SizesInside Dia.Outside Dia.ThicknessThickness TolerancePrice (ex. VAT)
ADLL113N0000P-PK10BlackPlain1.125"1.129"1.819"0.224"+0.020"€22.96
BDLL004N0000Z-PK100SilverZinc#40.114"0.199"0.02"+0.006"€2.90
CDLL006N0000Z-PK100SilverZinc#60.141"0.236"0.025"+0.006"€2.60
DDLL008N0000Z-PK100SilverZinc#80.167"0.277"0.031"+0.006"€3.40
APPROVED VENDOR -

Steel Countersunk External Tooth, Type A Lock Washer

StyleModelFits Bolt SizesInside Dia.Outside Dia.SizeThicknessPrice (ex. VAT)
AU37500.013.0001#60.140"0.289"-0.017"€6.58
BU37500.016.0001#80.167"0.322"-0.017"€5.00
CU37500.019.0001#100.195"0.354"-0.02"€6.06
DU37500.021.0001#120.220"0.421"-0.02"€12.97
EU37500.025.00011/4"0.255"0.454"1/4"0.02"€6.93
FU37500.037.00013/8"0.383"0.765"3/8"0.028"€13.69
GU37500.031.00015/16"0.318"0.599"5/16"0.023"€12.29
GRAINGER -

Carbon Steel Helical Regular Lock Washer

StyleModelFits Bolt SizesInside Dia.Outside Dia.SizeThicknessPrice (ex. VAT)
AB37020.100.00011"1.003"1.656"1"0.25"€183.15
BB37020.050.00011/2"0.502"0.869"1/2"0.125"€148.30
CB37020.075.00013/4"0.753"1.265"3/4"0.188"€121.22
DB37020.062.00015/8"0.628"1.073"5/8"0.156"€145.33
EB37020.087.00017/8"0.878"1.459"7/8"0.219"€202.28
APPROVED VENDOR -

316 Stainless Steel External Tooth, Type A Lock Washer

StyleModelFits Bolt SizesInside Dia.Outside Dia.ThicknessPrice (ex. VAT)
AU55460.009.0001#30.102"0.23"0.013"€30.79
BU55460.011.0001#40.115"0.245"0.012"€11.52
CU55460.012.0001#50.129"0.27"0.014"€68.01
DU55460.013.0001#60.141"0.305"0.016"€83.44
EU55460.016.0001#80.168"0.365"0.018"€10.26
FU55460.019.0001#100.195"0.395"0.018"€15.36
APPROVED VENDOR -

18-8 Stainless Steel Standard Split Lock Washer

StyleModelFits Bolt SizesInside Dia.Outside Dia.SizeThicknessThickness TolerancePrice (ex. VAT)
AU51450.008.0001#20.088"0.172"-2"-€1.51
B1NY83#20.094"0.172"-0.02"-€13.73
C1NY84#20.094"0.172"-0.02"-€4.31
D1NY86#30.107"0.195"-0.025"-€5.63
EU51450.009.0001#30.101"0.195"-0.025"-€2.21
FB51450.011.0001#40.120"0.209"-0.025"0.025"€23.23
GU51450.012.0001#50.127"0.236"-0.031"-€2.14
H1NY89#50.133"0.236"-0.031"-€4.50
IB51450.013.0001#60.148"0.25"-0.031"0.031"€19.60
J1NY91#60.148"0.25"-0.031"0.031"€0.34
KB51450.016.0001#80.174"0.293"-0.04"0.04"€42.11
LB51450.019.0001#100.200"0.334"-0.047"0.047"€58.54
M1NY96#120.227"0.377"-0.056"-€8.95
NU51450.100.00011"1.003"1.656"-0.25"-€7.70
O1PA161"1.024"1.656"-0.25"-€54.08
PU51450.150.00011.5"1.504"2.419"1.5"0.375"-€46.19
QU51450.125.00011.25"1.254"2.036"1.25"0.312"-€35.61
RU51450.112.00011.125"1.129"1.847"1.125"0.281"-€16.38
S1PA129/16"0.574"0.965"-0.141"0.141"-
RFQ
TU51450.056.00019/16"0.564"0.965"-0.141"-€9.70
APPROVED VENDOR -

410 Stainless Steel External Tooth Lock Washer

StyleModelFits Bolt SizesInside Dia.Outside Dia.ThicknessThickness TolerancePrice (ex. VAT)
A1NY46#40.123"0.26"0.018"0.012-0.018"€5.62
B1NY48#80.176"0.381"0.023"0.018-0.023"€0.42
CU53460.037.00013/8"0.398"0.694"0.04"0.032-0.04"€14.27
APPROVED VENDOR -

A4 Stainless (Comparable to 316 Stainless Steel) Standard Split Lock Washer

StyleModelFits Bolt SizesInside Dia.Outside Dia.ThicknessThickness TolerancePrice (ex. VAT)
A6FA73M3.53.6mm6.7mm0.8 mm+/-0.10mm€8.40
BM55450.140.0001M1414.2mm24.1mm3mm+/-0.15mm€11.83
BM55450.240.0001M2424.5mm40mm5mm+/-0.20mm€11.38
APPROVED VENDOR -

Carbon Steel Standard Split Lock Washer

StyleModelColorFinishFits Bolt SizesInside Dia.Outside Dia.Rockwell HardnessThicknessThickness TolerancePrice (ex. VAT)
AM37000.050.0001-Furnace BlackM55.1mm9.2mmC44 to C511.2mm+/-0.10mm€1.51
BU37025.025.0001-Galvanized1/4"0.260"0.487"C350.062"-€2.09
AM37000.035.0001-Furnace BlackM3.53.6mm6.7mmC44 to C510.8 mm+/-0.10mm€3.79
AM37000.030.0001-Furnace BlackM33.1mm6.2mmC44 to C510.8 mm+/-0.10mm€3.71
CU37060.031.0001-Yellow Zinc5/16"0.322"0.583"C38 to C460.078"-€3.58
DU37060.025.0001-Yellow Zinc1/4"0.260"0.487"C38 to C460.062"-€2.55
EU37020.031.0001-Zinc5/16"0.322"0.583"C38 to C460.078"-€3.53
FU37020.025.0001-Zinc1/4"0.260"0.487"C38 to C460.062"-€2.21
GU37020.021.0001-Zinc#120.227"0.377"C38 to C460.056"-€2.31
HU37020.019.0001-Zinc#100.200"0.334"C38 to C460.047"-€1.75
IU37020.016.0001-Zinc#80.174"0.293"C38 to C460.04"-€1.59
JU37020.013.0001-Zinc#60.148"0.25"C38 to C460.031"-€1.54
AM37000.060.0001-Furnace BlackM66.1mm11.8mmC44 to C511.6mm+/-0.10mm€2.69
AM37000.040.0001-Furnace BlackM44.1mm7.6mmC44 to C510.9mm+/-0.10mm€2.15
KU37025.031.0001-Hot Dipped Galvanized5/16"0.322"0.583"C38 to C460.078"-€6.14
LM37020.040.0001-ZincM44.1mm7.6mmC44 to C510.9mm+/-0.10mm€1.52
AM37000.080.0001-Furnace BlackM88.1mm14.8mmC44 to C512mm+/-0.10mm€3.94
AM37000.100.0001-Furnace BlackM1010.2mm18.1mmC44 to C512.2mm+/-0.15mm€5.00
MM37020.020.0001-ZincM22.1mm4.4mmC44 to C510.5 mm+/-0.10mm€3.07
NM37020.026.0001-ZincM2.62.7mm5.2mmC44 to C510.6 mm+/-0.10mm€2.21
OM37020.030.0001-ZincM33.1mm6.2mmC44 to C510.8 mm+/-0.10mm€1.81
PM37020.035.0001-ZincM3.53.6mm6.7mmC44 to C510.8 mm+/-0.10mm€6.58
QM37020.050.0001-ZincM55.1mm9.2mmC44 to C511.2mm+/-0.10mm€1.81
RU37000.031.0001-Plain5/16"0.322"0.583"C38 to C460.078"-€3.37
SM37020.060.0001-ZincM66.1mm11.8mmC44 to C511.6mm+/-0.10mm€2.17
StyleModelFits Bolt SizesInside Dia.Outside Dia.ThicknessThickness TolerancePrice (ex. VAT)
A6DZC4#60.150"0.32"0.022"-0.006"€7.61
A6DZC5#80.176"0.381"0.023"-0.005"€4.66
APPROVED VENDOR -

Steel Internal Tooth, Type A Lock Washer

StyleModelFinishFits Bolt SizesInside Dia.Outside Dia.Rockwell HardnessSizeThicknessPrice (ex. VAT)
AU37320.025.0001Plain1/4"0.256"0.5"-1/4"0.035"€24.39
BU37320.031.0001Plain5/16"0.320"0.59"-5/16"0.04"€54.27
CU37320.050.0001Plain1/2"0.512"0.88"-1/2"0.055"€12.31
DU37320.062.0001Plain5/8"0.640"1.1"-5/8"0.059"€29.32
EU37320.075.0001Plain3/4"0.768"1.24"-3/4"0.07"€50.99
FU37480.050.0001Zinc1/2"0.512"0.867"-1/2"0.037"€3.39
GU37480.062.0001Zinc5/8"0.640"1.045"-5/8"0.042"€3.23
HU37480.075.0001Zinc3/4"0.769"1.22"-3/4"0.047"€3.62
IU37480.037.0001Zinc3/8"0.384"0.67"C40 to C50-0.032"€3.66
JU37480.043.0001Zinc7/16"0.448"0.74"C40 to C50-0.032"€6.12
KU37480.056.0001Zinc9/16"0.576"0.957"C38 to C46-0.037"€7.64
LU37480.087.0001Zinc7/8"0.894"1.364"C38 to C46-0.052"€6.90
MU37480.100.0001Zinc1"1.019"1.59"C38 to C46-0.059"€7.86
StyleModelFits Bolt SizesInside Dia.Outside Dia.ThicknessPrice (ex. VAT)
AM37200.030.0001M33.1mm5.6mm1 mm€5.96
AM37200.040.0001M44.1mm7mm1.2mm€3.99
AM37200.050.0001M55.1mm8.8mm1.6mm€7.21
AM37200.060.0001M66.1mm9.9mm1.6mm€2.70
AM37200.080.0001M88.1mm12.7mm2mm€4.70
AM37200.100.0001M1010.2mm16 mm2.5mm€4.03
StyleModelFits Bolt SizesInside Dia.Outside Dia.ThicknessThickness TolerancePrice (ex. VAT)
ALWIS-100-100P#100.200"0.334"0.047"0.047 to 0.062"€1.90
ALWIS0250-100P1/4"0.260"0.487"0.062"0.062 to 0.109"€2.09
ALWIS0370-100P3/8"0.385"0.68"0.094"0.094 to 0.141"€5.04
APPROVED VENDOR -

Carbon Steel Internal Tooth, Type A Lock Washer

StyleModelFits Bolt SizesInside Dia.Outside Dia.ThicknessPrice (ex. VAT)
AU37480.008.0001#20.095"0.2"0.016"€1.65
BU37480.011.0001#40.123"0.27"0.018"€0.85
CU37480.013.0001#60.150"0.295"0.022"€1.09
DU37480.016.0001#80.176"0.34"0.023"€1.09
EU37480.019.0001#100.204"0.381"0.024"€1.26
FU37480.021.0001#120.231"0.41"0.027"€2.24
GU37480.025.00011/4"0.267"0.478"0.028"€6.68
HU37480.031.00015/16"0.332"0.61"0.034"€3.53
APPROVED VENDOR -

Split Lock Washer, Steel, Hi Collar

StyleModelFinishFits Bolt SizesInside Dia.Outside Dia.Rockwell HardnessSizeThicknessPrice (ex. VAT)
AU37200.011.0001Plain#40.114"0.173"--0.022"€3.03
BU37200.087.0001Plain7/8"0.878"1.291"C46-0.234"€12.52
CM37200.300.0001PlainM3030.5mm44.1mmC38 to C46-6mm€12.08
DM37200.240.0001PlainM2424.5mm35.9mmC38 to C46-5mm€8.23
EM37200.200.0001PlainM2020.2mm30.6mmC38 to C46-4.5mm€6.77
FM37200.140.0001PlainM1414.2mm21.1mmC38 to C46-3mm€11.33
GM37200.160.0001PlainM1616.2mm24.4mmC44 to C51-3.5mm€5.75
HM37200.120.0001PlainM1212.2mm18mmC44 to C51-2.5mm€7.17
IU37200.012.0001Plain#50.127"0.202"--0.03"€2.77
JU37200.125.0001Plain1.25"1.254"1.79"C46-0.313"€5.29
KU37200.100.0001Plain1"1.003"1.478"C46-0.25"€7.61
LU37200.150.0001Plain1.5"1.504"2.159"C46-0.375"€56.99
MU37200.075.0001Plain3/4"0.753"1.105"C46-0.218"€3.18
NU37200.025.0001Plain1/4"0.252"0.363"-1/4"0.078"€1.92
OU37200.062.0001Plain5/8"0.628"0.917"C46-0.203"€2.34
PU37200.016.0001Plain#80.167"0.267"--0.047"€3.66
QU37200.019.0001Plain#100.193"0.294"--0.047"€2.74
RU37200.013.0001Plain#60.141"0.216"--0.03"€5.29
SU37200.031.0001Plain5/16"0.314"0.457"-5/16"0.093"€2.61
TU37200.037.0001Plain3/8"0.377"0.55"C46-0.125"€2.73
UU37200.043.0001Plain7/16"0.440"0.644"C46-0.14"€1.69
VU37200.050.0001Plain1/2"0.502"0.733"C46-0.172"€3.06
WM37220.040.0001ZincM44.1mm7mmC38 to C46-1.2mm€4.42
XM37220.050.0001ZincM55.1mm8.8mmC38 to C46-1.6mm€2.52
YM37220.060.0001ZincM66.1mm9.9mmC38 to C46-1.6mm€2.19
APPROVED VENDOR -

Split Lock Washer, Steel, Heavy Duty

StyleModelColorFinishFits Bolt SizesInside Dia.Outside Dia.SizeThicknessThickness TolerancePrice (ex. VAT)
AU37180.011.0001-Plain#40.114"0.223"-0.031"-€4.04
BU37183.011.0001-Zinc#40.114"0.223"-0.031"-€4.92
CU37183.031.0001-Zinc5/16"0.314"0.593"5/16"0.097"-€6.46
DU37183.025.0001-Zinc1/4"0.252"0.489"1/4"0.077"-€3.54
EU37183.021.0001-Zinc#120.220"0.391"-0.063"-€15.26
FU37183.019.0001-Zinc#100.193"0.35"-0.056"-€4.91
GU37183.016.0001-Zinc#80.167"0.307"-0.047"-€8.75
HU37183.013.0001-Zinc#60.141"0.266"-0.04"-€6.60
IU37180.012.0001-Plain#50.127"0.252"-0.04"-€5.38
JU37183.012.0001-Zinc#50.127"0.252"-0.04"-€6.29
KU37183.009.0001-Zinc#30.101"0.209"-0.031"-€18.05
LU37180.300.0001-Plain3"3.012"4.16"3"0.526"-€152.37
MU37180.031.0001-Plain5/16"0.314"0.593"5/16"0.097"-€5.60
NU37180.025.0001-Plain1/4"0.252"0.489"1/4"0.077"-€3.41
OU37180.021.0001-Plain#120.220"0.391"-0.063"-€10.71
PU37180.019.0001-Plain#100.193"0.35"-0.056"-€4.80
QU37180.016.0001-Plain#80.167"0.307"-0.047"-€6.29
RU37180.013.0001-Plain#60.141"0.266"-0.04"-€5.59
SDHL050N0000P-PK50BlackPlain1/2"0.502"0.879"-0.151"+0.010"€13.31
TDHL113N0000P-PK10BlackPlain1.125"1.129"1.903"-0.345"+0.020"€69.62
UDHL150N0000P-PK10BlackPlain1.5"1.504"2.491"-0.458"+0.020"€129.79
VDHL038N0000Z-PK100SilverZinc3/8"0.377"0.688"-0.115"+0.010"€25.41
WDHL063N0000Z-PK25SilverZinc5/8"0.628"1.087"-0.189"+0.010"€26.55
APPROVED VENDOR -

A4 Stainless Steel Standard Split Lock Washer

StyleModelFits Bolt SizesInside Dia.Outside Dia.ThicknessPrice (ex. VAT)
AM55450.020.0001M22.1mm4.4mm0.5 mm€2.78
BM55450.025.0001M2.52.6mm5.1mm0.6 mm€2.63
CM55450.030.0001M33.1mm6.2mm0.8 mm€5.42
DM55450.040.0001M44.1mm7.6mm0.9mm€3.70
EM55450.050.0001M55.1mm9.2mm1.2mm€6.76
FM55450.160.0001M1616.2mm27.4mm3.5mm€5.64
GM55450.180.0001M1818.2mm29.4mm3.5mm€7.30
HM55450.200.0001M2020.2mm33.6mm4mm€5.25
IM55450.220.0001M2222.5mm35.9mm4mm€10.30
APPROVED VENDOR -

Steel Heavy Spring Lock Washer

StyleModelFinishPrice (ex. VAT)
AU37180.112.0001Plain€34.68
BU37183.112.0001Zinc€48.64
APPROVED VENDOR -

Steel Standard Spring Lock Washer

StyleModelFinishPrice (ex. VAT)
AU37025.125.0001Galvanized€9.15
BU37000.125.0001Plain€5.75
CU37020.125.0001Zinc€6.21
12...45

Features

  • Lock washers work in conjunction with threaded fasteners (like nuts) to prevent loosening.
  • Helical-shaped lock washers, spring lock washers & split lock washers get activated at the slightest pressure and offer a spring action.
  • Selected lock washers have serrations on their external grip surfaces (top & bottom, or just the top) for extra gripping power. This prevents loosening / shifting due to high vibration.
  • Some Belleville spring lock washers feature smaller outside diameters compared to standard spring lock washers for fitting under socket head cap screws.
  • Lock washers conform to standards like ASME (American Society of Mechanical Engineers), DIN (German Institute for Standardization), military specifications and NAS (National Aerospace Standards).
  • Most washers come in packs containing multiple pieces for easy replacement.

Disc-Lock Washer Bolts

  • Disc-Lock washers use the wedge-locking system for preventing the loosening of bolts & maintaining joint integrity in high-stress, corrosive & vibration-sensitive applications.
  • Disc-Lock washers feature two pre-assembled washer-shaped pieces having inclined cams on one side and ridges on the other side. After installation, these two cam sides mate together and get placed between the nut & the joint material.
  • When the nut attempts to rotate loose upon vibration, the interlocking cams & the non-slip ridges of these Disc-Lock washers create a jamming effect & prevent loosening.
  • They have Delta-Protekt coating for high corrosion resistance.

Metric Blue Split Lock Washers

  • These split lock washers have high collars for more holding surface.
  • They have a blue-coloured coating for easy metric identification.

Fabory Lock Washers

  • These lock washers are made of spring steel, stainless spring steel, stainless steel, aluminium, bronze, phosphor bronze, silicon bronze or steel for use in diverse environments & operations.
  • They are available in helical spring, toothed, wedge, conical spring, contact, curved locking edge, curved spring & wave spring styles.

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