Hex Nuts

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Hex nuts are metal fasteners having six sides. They can be used with bolts, washers, anchors, studs, threaded rods & screws. They are designed to fasten two or more wood / metal parts or...Read more

APPROVED VENDOR -

Steel Hex Nut, Yellow Zinc Finish

StyleModelDia./Thread SizeThread SizeThread TypePrice (inc. VAT)
AU04122.150.00011 1/2-6"7UNC£46.41
BU04181.150.00021 1/2-12"13UNF£52.42
VULCAN HART -

Hex Bolts

StyleModelPrice (inc. VAT)
A730053-
RFQ
A944165-2-
RFQ
APPROVED VENDOR -

18-8 Stainless Steel Hex Nut, Plain Finish

StyleModelDia./Thread SizeHeightRockwell HardnessThread TypeTypeWidthPrice (inc. VAT)
AU51740.006.0001#0-803/64"-UNCMachine Screw5/32"£6.36
B1WA79#1-723/64"-UNCMachine Screw5/32"£9.71
CU51740.008.0001#2-561/16"-UNCMachine Screw3/16"£3.97
DU51740.011.0001#4-403/32"-UNCMachine Screw1/4"£3.84
E25AM4-40#4-403/32"B95-C32UNC-1/4"£1,567.40
F1WA87#5-407/64"-UNCMachine Screw5/16"£8.35
G25AM6-32#6-327/64"B95-C32UNC-5/16"£1,257.08
HU51740.013.0001#6-327/64"-UNCMachine Screw5/16"£4.94
IU51740.016.0001#8-321/8"-UNCMachine Screw11/32"£7.16
J25AM8-32#8-321/8"B95-C32UNC-11/32"£1,067.60
K25AM10-24#10-241/8"B95-C32UNC-3/8"£1,381.81
LU51740.019.0001#10-241/8"-UNCMachine Screw3/8"£5.72
AU51740.019.0002#10-321/8"-UNFMachine Screw3/8"£6.85
M25AM10-32#10-321/8"B95-C32UNF-3/8"£1,354.54
N25AM12-24#12-245/32"B95-C32UNC-7/16"£950.82
OU51740.021.0001#12-245/32"-UNCMachine Screw7/16"£10.04
PU51080.100.00011"-855/64"B80 to C32UNCFull1.5"£15.62
Q1WB581"-1255/64"B80UNFFull1.5"£6.19
Q1WB601"-1455/64"B80UNFFull1.5"£5.78
RU51080.075.00013/4"-1041/64"B80 to C32UNCFull1.125"£19.27
SU51080.037.00013/8"-1621/64"B95 to C35UNCFull9/16"£17.77
TU51080.062.00015/8"-1135/64"B80 to C32UNCFull15/16"£14.93
UU51160.062.00025/8"-1835/64"B80 to C32UNFFull15/16"£22.13
VU51160.087.00027/8"-143/4"B80 to C32UNFFull1 5/16"£14.18
APPROVED VENDOR -

Low Carbon Steel Hex Nut, Yellow Zinc-Plated Finish

StyleModelDia./Thread SizeGradeHeightProperty ClassRockwell HardnessSystem of MeasurementThread SizeThread TypePrice (inc. VAT)
A3HED21 3/4-5"81.5"8C26 to C36Inch6UNC£23.39
B3HEC71 3/8-6"81 11/64"8C26 to C36Inch7UNC£8.28
C3HEC81 3/8-12"81 11/64"8C26 to C36Inch13UNF£11.07
D3HED32-4-1/2"81 23/32"8C26 to C36Inch2.5UNC£40.53
E3HED42-12"81 23/32"8C26 to C36Inch2-12UNF£44.80
C4RXN32-12"81.75"8C26 to C36Inch-UNF£323.94
F4RXP37/8"-983/4"8C26 to C34Inch-UNC£449.47
G6CA54M3 x 0.5Class 102.4mm10C36 max.MetricM3 x 0.5Metric£37.00
H6CA55M4 x 0.7Class 103.2mm10C36 max.MetricM4 x 0.7Metric£23.75
I6CA56M5 x 0.8Class 104mm10C36 max.Metric-Metric£14.20
J5ZY61M30 x 3.5Class 1024mm10C36 max.Metric-Metric£9.00
K5ZY63M36 x 4Class 1029mm10C36 max.Metric-Metric£14.34
GORLITZ -

Hex Bolts

StyleModelPrice (inc. VAT)
AT01 122£1.25
RFQ
AT01A 122£1.25
RFQ
AT01 120£0.75
RFQ
AT01A 123£1.25
RFQ
AT01 123£1.25
RFQ
AT01A 120£0.75
RFQ
StyleModel
A1302260495
RFQ
A1302260483
RFQ
StyleModel
A1301810572
RFQ
A1301810076
RFQ
A1301810530
RFQ
TEXAS PNEUMATIC TOOLS -

Hex Nuts

StyleModelPrice (inc. VAT)
A2696£8.21
RFQ
BAMIS19£0.76
RFQ
CTX-10009£0.94
RFQ
DTX-CHRK-07£3.21
RFQ
ETX-JF2018£1.70
RFQ
FTX-SG2010£3.84
RFQ
G410241550£8.21
RFQ
HAMIS49£1.12
RFQ
EARNEST -

Hex Nuts

StyleModelDia./Thread SizeHeightThread SizeWidthPrice (inc. VAT)
A301728G2 1/2-12"2 9/64"2 1/2-123.75"£71.71
B301688G2 1/4-12"1 59/64"2 1/4-123.375"£67.05
DISCO -

Hex Nuts

StyleModelDia./Thread SizeFinishHeightItemSizeSystem of MeasurementThread SizeTypePrice (inc. VAT)
A10685PK-Yellow Zinc-ScrewM10Inch#16-£26.09
B5797PKM5 x 0.8Black Phosphate5mmHex Nut8mmMetric5 to .80mmHex Flange-
RFQ
C1639PKM5 x 0.8Black Phosphate7mmHex Nut10Metric5 to .80mmHex£15.11
D5915PKM6 x 1Black Phosphate9mmHex Nut10Metric6 to 1mmHex£12.17
E5800PKM6 x 1Black Phosphate7mmHex Nut10Metric6 to 1mmHex Flange-
RFQ
F5910PKM6 x 1Black Phosphate6mmHex Nut10Metric6 to 1mmHex£9.15
G5805PKM8 x 1.25Black Phosphate10mmHex Nut13mmMetric8 to 1.25mmHex Flange-
RFQ
H5916XPKM8 x 1.25Black Phosphate10mmHex Nut13mmMetric8 to 1.25mmHex£15.96
I1017PKM10 x 1.5Black Phosphate11mmHex Nut15mmMetric10 to 1.50mmHex Flange-
RFQ
VULCAN HART -

Hex Nuts

StyleModelHeightLengthWidthPrice (inc. VAT)
A00-722610----
RFQ
A713771----
RFQ
A730511----
RFQ
A00-854944----
RFQ
A730537----
RFQ
A713722----
RFQ
A716580----
RFQ
A00-853986----
RFQ
A00-857976-00004---£130.24
B00-7305340.2"0.3"0.3"£5.80
CNS-015-170.9"1.4"2.95"-
RFQ
DNS-044-090.15"0.3"0.3"£0.07
E00-7192380.45"0.45"0.45"£2.41
APPROVED VENDOR -

18-8 Stainless Steel Hex Nut

StyleModelDia./Thread SizeHeightThread SizeThread TypeWidthPrice (inc. VAT)
AU51080.150.00011 1/2-6"1 9/32"7UNC2.25"£65.11
BU51160.150.00021 1/2-12"1 9/32"13UNF2.25"£161.33
CU51080.125.00011 1/4-7"1 1/16"8UNC1.875"£56.05
DU51160.125.00021 1/4-12"1 1/16"13UNF1.875"£4.71
CU51080.112.00011 1/8-7"31/32"8UNC1 11/16"£29.56
EU51160.112.00021 1/8-12"31/32"13UNF1 11/16"£89.07
CU51160.101.00021"-1455/64"-UNF-£24.93
FU51160.050.00021/2"-207/16"-UNF3/4"£12.82
CU51080.025.00011/4"-207/32"-UNC7/16"£4.75
GU51160.025.00021/4"-287/32"-UNF7/16"£3.83
CU51160.075.00023/4"-1641/64"-UNF1.125"£23.88
HU51160.037.00023/8"-2421/64"-UNF9/16"£8.15
IU51080.031.00015/16"-1817/64"-UNC1/2"£5.92
CU51160.031.00025/16"-2417/64"-UNF1/2"£5.76
JU51160.043.00027/16"-203/8"-UNF11/16"£8.13
KU51080.056.00019/16"-1231/64"-UNC7/8"£22.51
CU51160.056.00029/16"-1831/64"-UNF7/8"£34.92
SUPER-STRUT -

E145 Series Hex Nut

StyleModelFinishHeightMaterialSizeThread SizeWidth
AE-145-3/8-SS-21/64"Stainless Steel3/8"3/8"9/16"
RFQ
AE145-5/16SS6-17/64"Stainless Steel5/16"5/16-181/2"
RFQ
AE145-3/8SS6--Stainless Steel3/8"3/8"-
RFQ
AE145-1/4SS6-7/32"Stainless Steel1/4"1/4"7/16"
RFQ
AE145-1/4SS-7/32"Stainless Steel1/4"1/4"7/16"
RFQ
AE145-1/2SS316-7/16"Stainless Steel1/2"1/2"3/4"
RFQ
AE145-1/2-SS--Stainless Steel1/2"1/2"-
RFQ
AE145-1/2SS6Electro-Galvanized-Stainless Steel1/2"1/2"-
RFQ
AE145-7/8Gold Galvanized3/4"Steel7/8"7/8-91-5/16"
RFQ
AE145-5/8Gold Galvanized35/64"Steel5/8"5/8-1115/16"
RFQ
AE145-5/16Gold Galvanized17/64"Steel5/16"5/16-181/2"
RFQ
AE145-1/2Gold Galvanized-Steel1/2"1/2"-
RFQ
AE145-3/4Gold Galvanized41/64"Steel3/4"3/4"1-1/8"
RFQ
AE145-1/4Gold Galvanized-Steel1/4"1/4"-
RFQ
AE145-3/8Gold Galvanized-Steel3/8"3/8"-
RFQ
APPROVED VENDOR -

A2 Stainless Steel (Comparable to 18-8 Stainless Steel) Hex Nut, Plain Finish

StyleModelDia./Thread SizeHeightWidthPrice (inc. VAT)
AM51080.360.0001-29mm55mm£16.04
BM51080.080.0001M8 x 1.256.5mm13mm£5.90
CM51080.120.0001M12 x 1.7510mm19mm£8.67
DM51080.160.0001M16 x 213mm24mm£7.05
EM51080.200.0001M20 x 2.516mm30mm£7.22
APPROVED VENDOR -

Carbon Steel Hex Nut, Zinc Finish

StyleModelDia./Thread SizeGradeHeightRockwell HardnessSystem of MeasurementThread SizeThread TypeWidthPrice (inc. VAT)
AU04162.150.00021 1/2-12"81 9/32"C33 to C39Inch13UNF-£133.39
AU04162.125.00021 1/4-12"81 1/16"C33 to C39Inch13UNF-£38.26
BU01330.100.00031"-14555/64"C19 to C30Inch-UNS-£9.84
CU08161.100.00031"-14255/64"B70 to B100Inch-UNS-£8.79
AU04162.050.00021/2"-2087/16"C33 to C39Inch-UNF-£15.16
DU04162.025.00021/4"-2887/32"C33 to C39Inch-UNF-£10.46
AU04162.075.00023/4"-16841/64"C33 to C39Inch-UNF-£29.44
AU04162.037.00023/8"-24821/64"C33 to C39Inch-UNF-£18.88
EU04162.062.00025/8"-18835/64"C33 to C39Inch-UNF-£27.09
FU04162.043.00027/16"-2083/8"C33 to C39Inch-UNF-£20.59
GM01301.120.0001M12 x 1.75Class 8.810mmC30 to C36Metric-Metric18mm£7.76
HM01301.160.0001M16 x 2Class 8.813mmC30 to C36Metric-Metric24mm£11.08
IM01301.200.0001M20 x 2.5Class 8.816mmC30 to C36Metric-Metric30mm£15.02
JM01300.330.0001M33-3.5Class 8.826mmC30 to C36MetricM33 x 3.5Metric50mm£12.05
AM01300.420.0001M42 x 4.5Class 8.834mmC30 to C36Metric-Metric65mm£19.88
KM01300.450.0001M45-4.5Class 8.836mmC30 to C36MetricM45 x 4.5Metric70mm£33.10
AM01300.480.0001M48 x 5Class 8.838mmC30 to C36Metric-Metric75mm£38.26
APPROVED VENDOR -

A2 Stainless Steel Hex Nut

StyleModelDia./Thread SizeHeightThread SizeWidthPrice (inc. VAT)
AM51080.020.0001M2-0.41.6mmM2 x 0.44mm£3.62
BM51080.025.0001M2-0.452mmM2 x 0.455mm£3.22
AM51080.030.0001M3 x 0.52.4mmM3 x 0.55.5mm£3.37
CM51080.040.0001M4 x 0.73.2mmM4 x 0.77mm£1.22
DM51080.050.0001M5 x 0.84mm-8mm£1.90
EM51080.060.0001M6 x 15mm-10mm£3.50
FM51080.100.0001M10 x 1.58mm-17mm£14.63
AM51080.140.0001M14 x 211mm-22mm£13.92
GM51080.180.0001M18 x 2.515mm-27mm£17.07
HM51080.220.0001M22-2.518mmM22 x 2.532mm£9.50
IM51080.240.0001M24 x 319mm-36mm£12.02
AM51080.270.0001M27 x 322mm-41mm£8.95
JM51080.300.0001M30 x 3.524mm-46mm£20.50
AM51080.330.0001M33-3.526mmM33 x 3.550mm£15.50
APPROVED VENDOR -

Carbon Steel Hex Nut, Plain Finish

StyleModelBasic MaterialDia./Thread SizeGradeHeightProperty ClassRockwell HardnessSystem of MeasurementThread SizePrice (inc. VAT)
AU22280.137.0001Carbon Steel1 3/8-8"2H--B55 to C32Inch9£127.79
BM04180.120.0150Carbon SteelM12 x 1.5Class 10.910mm10.9C30 to C36Metric-£26.52
CM04180.120.0125Carbon SteelM12 x 1.5Class 10.910mm10.936Metric-£27.90
DU22280.043.0001Carbon Steel7/16"-142H27/64"-B55 to C32Inch7/16"£109.42
CU22280.150.0001Carbon Steel1 1/2-8"2H--B55 to C32Inch9£135.56
CU22285.050.0001Carbon Steel1/2"-132HM--B55 to C32Inch1/2"£397.62
CU22285.112.0001Carbon Steel1 1/8-8"2HM--B55 to C32Inch9£105.73
CU22285.200.0001Carbon Steel2-8"2HM--B55 to C32Inch2-8£397.20
CM01100.330.0001Carbon SteelM33-3.5Class 8.826mm8.8C30 to C36MetricM33 x 3.5£13.97
CM04180.300.0150Carbon SteelM30-1.5Class 10.924mm10.9C30 to C36MetricM30 x 1.5£100.91
CM04120.220.0001Carbon SteelM22-2.5Class 1018mm10.936MetricM22 x 2.5£17.74
EU08160.025.0002Carbon Steel1/4"-2827/32"-B70 to B100Inch-£4.74
FU08160.062.0002Carbon Steel5/8"-18235/64"-B70 to B100Inch-£11.11
GU04180.125.0002Carbon Steel1 1/4-12"81 1/16"-C33 to C39Inch13£17.44
HU04180.062.0002Carbon Steel5/8"-18835/64"-C33 to C39Inch-£9.95
IU04120.025.0001Carbon Steel1/4"-2087/32"8C33 to C39Inch-£5.62
JU04180.050.0002Carbon Steel1/2"-2087/16"8C33 to C39Inch-£11.79
KU08160.087.0002Carbon Steel7/8"-1423/4"2B70 to B100Inch-£10.53
LU01100.043.0001Carbon Steel7/16"-1453/8"5C19 to C30Inch-£9.10
MM04120.360.0001Carbon SteelM36 x 4Class 1029mm10.936Metric-£17.16
NM04120.120.0001Carbon SteelM12 x 1.75Class 1010mm10.936Metric-£8.89
OU04120.075.0001Carbon Steel3/4"-10841/64"8C33 to C39Inch-£16.97
PU04120.087.0001Carbon Steel7/8"-983/4"8C33 to C39Inch-£12.86
QU22285.100.0001Carbon Steel1-82HM--B55 to C32Inch1mm£131.19
RU01120.050.0002Carbon Steel1/2"-2057/16"-C19 to C30Inch-£15.82
APPROVED VENDOR -

Low Carbon Steel Hex Nut, Plain Finish

StyleModelBasic MaterialDia./Thread SizeGradeHeightProperty ClassRockwell HardnessSizeSystem of MeasurementPrice (inc. VAT)
A1XA79---35/64"-B68 to C32--£39.60
A1XA73---17/64"-B68 to C32--£32.15
BHNFI8175-001P--81.5"8C26 to C341 3/4-12-£24.76
C3HEE6Carbon Steel1 3/8-12"51 11/64"5C32 max.-Inch£32.02
D3HDY9Carbon Steel2-4-1/2"81 23/32"8C26 to C36-Inch£22.90
E318420-PGCarbon Steel1 1/2-6"21 15/32"2B68 to C32-Inch£99.30
RFQ
F4VPK3Carbon Steel1 3/4-12"81 15/32"8C26 to C361 3/4-12Inch-
RFQ
A4RXR2Carbon Steel2-4-1/2"81.75"8C26 to C362 to 4 1/2Inch£280.09
G4RXR1Carbon Steel2-12"81.75"8C26 to C362-12Inch£232.84
H4RVT1Carbon Steel5/8"-112H39/64"2HC24 to C35-Inch£386.33
I4RVR7Carbon Steel1"-8C63/64"CB78 to C38-Inch£269.22
J4RVP5Carbon Steel1 1/2-6"2H1 15/32"2HB95 to C351 1/2-6"Inch£509.07
K4RVN9Carbon Steel1 7/8-8"2H1 27/32"2HB95 to C351 7/8-8"Inch£278.70
L3HDZ1Carbon Steel2-12"81 23/32"8C26 to C36-Inch£20.16
M5GAZ8Carbon SteelM30 x 3.5Class 1024mm10C27 to C35M30 x 3.5Metric£6.36
A4RXP8Carbon Steel1 3/4-5"81 15/32"8C26 to C361 3/4-5Inch£371.84
N4RVR9Carbon Steel7/8"-9C55/64"CB78 to C38-Inch£238.08
A4RVR3Carbon Steel1 1/8-8"2H1 7/64"2HC24 to C351 1/8-8"Inch£368.33
O3HDY5Carbon Steel1 3/8-12"81 11/64"8C26 to C36-Inch£8.09
A4RVN7Carbon Steel2-4-1/2"2H1 31/32"2HB95 to C352 to 4 1/2Inch£309.92
P4RVN8Carbon Steel2-8"2H1 31/32"2HB95 to C352-8Inch£340.94
Q12P534Carbon Steel1"-14555/64"5RC32 max.-Inch£7.83
RU22280.031.0001Carbon Steel5/16"-182H19/64"2HC24 to C38-Inch£8.93
A3HDY4Carbon Steel1 3/8-6"81 11/64"8C26 to C36-Inch£9.21
A3HDY8Carbon Steel1 3/4-5"81.5"8C26 to C36-Inch£19.50
ARMOR COAT -

Hex Nuts

StyleModelDia./Thread SizeHeightWidthPrice (inc. VAT)
AUST2360191/2"-137/16"3/4"£29.92
BUST2360111/4"-207/32"7/16"£11.24
CUST2360233/4"-1041/64"1.125"£22.96
DUST2360153/8"-1621/64"9/16"£28.16
EUST2360215/8"-1135/64"15/16"£30.74
FUST2360135/16"-1817/64"1/2"£18.94
GUST2360177/16"-143/8"11/16"£23.46
L9 -

Hex Nuts

StyleModelDia./Thread SizeHeightThread TypeWidth Across FlatsPrice (inc. VAT)
A4441161 1/2"-61 1/2"UNC (Coarse)2 7/32"£761.24
RFQ
A4441401 1/2"-121 1/2"UNF (Fine)2 7/32"£1,514.96
RFQ
A4441101 1/4"-71 1/4"UNC (Coarse)1 27/32"£1,094.96
RFQ
A4441341 1/4"-121 1/4"UNF (Fine)1 27/32"£1,567.46
RFQ
A4441041 1/8"-71 5/32"UNC (Coarse)1 21/32"£663.72
RFQ
A4441281 1/8"-121 5/32"UNF (Fine)1 21/32"£487.49
RFQ
A4440201-81"UNC (Coarse)1 15/32"£607.47
RFQ
A4440401-141"UNF (Fine)1 15/32"£682.47
RFQ
A4440101/2"-131/2"UNC (Coarse)3/4"£87.94
RFQ
A4440301/2"-201/2"UNF (Fine)3/4"£160.64
RFQ
A4440021/4"-201/4"UNC (Coarse)27/64"£59.36
RFQ
A4440221/4"-281/4"UNF (Fine)7/16"-
RFQ
A4440163/4"-103/4"UNC (Coarse)1 7/64"£187.49
RFQ
A4440363/4"-163/4"UNF (Fine)1 7/64"£103.69
RFQ
A4440063/8"-1623/64"UNC (Coarse)9/16"-
RFQ
A4440263/8"-243/8"UNF (Fine)9/16"£169.69
RFQ
A4440145/8"-1141/64"UNC (Coarse)15/16"£140.61
RFQ
A4440345/8"-1841/64"UNF (Fine)15/16"£151.87
RFQ
A4440045/16"-1819/64"UNC (Coarse)1/2"£53.14
A4440245/16"-2419/64"UNF (Fine)1/2"£122.81
RFQ
A4440187/8"-955/64"UNC (Coarse)1 19/64"£359.78
RFQ
A4440387/8"-1455/64"UNF (Fine)1 19/64"£298.12
RFQ
A4440087/16"-147/16"UNC (Coarse)11/16"£139.09
RFQ
A4440287/16"-207/16"UNF (Fine)11/16"£56.43
RFQ
A4440129/16"-129/16"UNC (Coarse)55/64"£142.50
RFQ
GRAINGER -

Steel Hex Nut, Zinc Finish

StyleModelDia./Thread SizeFinishHeightThread TypeWidthPrice (inc. VAT)
AM01320.030.0001M3 x 0.5Zinc Yellow2.4mmMetric5.5mm£4.51
BM01320.040.0001M4 x 0.7Zinc Yellow3.2mmMetric7mm£5.72
AM01120.040.0075M4-0.75Plain3.2mmMetric Fine7mm£554.60
CM01320.050.0001M5 x 0.8Zinc Yellow4mmMetric8mm£5.63
DM01320.060.0001M6 x 1Zinc Yellow5mmMetric10mm£4.14
AM01320.070.0001M7 x 1Zinc Yellow5.5mmMetric11mm£12.89
EM01320.080.0001M8 x 1.25Zinc Yellow6.5mmMetric13mm£10.39
FM01560.080.0001M8 x 1.25Hot Dipped Galvanized6.5mmMetric13mm£12.82
GM01320.100.0001M10 x 1.5Zinc Yellow8mmMetric17mm£22.26
HM01560.100.0001M10 x 1.5Hot Dipped Galvanized8mmMetric17mm£25.78
AM01320.120.0001M12 x 1.75Zinc Yellow10mmMetric19mm£20.31
IM01560.120.0001M12 x 1.75Hot Dipped Galvanized10mmMetric19mm£10.91
JM01320.140.0001M14 x 2Zinc Yellow11mmMetric22mm£33.16
KM01560.140.0001M14 x 2Hot Dipped Galvanized11mmMetric22mm£24.89
LM01560.160.0001M16 x 2Hot Dipped Galvanized13mmMetric24mm£15.62
AM01320.160.0001M16 x 2Zinc Yellow13mmMetric24mm£15.46
MM01120.160.0100M16-1Plain13mmMetric Fine24mm£28.20
NM01320.180.0001M18 x 2.5Zinc Yellow15mmMetric27mm£27.20
OM01560.180.0001M18 x 2.5Hot Dipped Galvanized15mmMetric27mm£30.92
PM01120.180.0100M18-1Plain15mmMetric Fine27mm£40.90
QM01340.180.0200M18-2Zinc Yellow15mmMetric Fine27mm£9.93
RM01120.180.0200M18-2Plain15mmMetric Fine27mm£29.57
SM01320.200.0001M20 x 2.5Zinc Yellow16mmMetric30mm£12.94
TM01560.200.0001M20 x 2.5Hot Dipped Galvanized16mmMetric30mm£13.46
UM01340.200.0200M20-2Zinc Yellow16mmMetric Fine30mm£10.61
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Hex Nuts

Hex nuts are metal fasteners having six sides. They can be used with bolts, washers, anchors, studs, threaded rods & screws. They are designed to fasten two or more wood / metal parts or create bolted joints to prevent movement. Raptor Supplies offers these hex nuts from brands like Grainger, Woodhead, Vulcan Hart, Banjo, Apollo, Fabory, Texas Pneumatic Tools, C Sherman Johnson, Disco, Dynaform & more.

Frequently Asked Questions

What standards do these nuts comply with?

  • ANSI
  • RoHS
  • ASME
  • DIN
  • FDA
  • ISO
  • SAE
  • UL

Why are hex nuts easy to turn?

Hexagonal-shaped nuts are easier to turn than other types of fasteners as they have six parallels and require less turning distance / radius. They only need one-sixth or 30 degrees of turning each time to reach the next flat parallel.

How are male or female NPSM threads installed to seal connections?

If you are mating NPSM threads with NPTF or NPT threads, make use of sealant or pipe tape to assure liquid and air-tight sealing.

What is the difference between internal and external drive styles?

The tool needed to tighten a fastener depends on its drive type. Deeper grooves and more points of contact on internal drive designs provide a sturdy grip and need less power to tighten. On the other hand, even lesser force is required to tighten external drive types as they may be secured using a wrench or socket.

How to determine fasteners' strength through Grade or Class?

  • SAE: They are used for Imperial fasteners. The higher the grade, the stronger the fastener. Fasteners with the same grade are designed to be used together. They include SAE Grade 2, 5 and 8 fasteners for light to heavy fastening / stress applications.
  • ISO: Metric fasteners have classifications according to ISO standards. The higher the class, the stronger the fastener. Fasteners with the same first digit are used together. They are available in ISO Class 4, 5, 6, 8, 10 and 12 for light duty fastening or high-stress applications.
  • ASTM: ASTM grades fasteners based on strength. They are available in ASTM Grade 2H, 7, 8, 8M and DH for high strength, stress, pressure & temperature applications. ASTM Grade C units are medium-strength steel nuts.
  • ASME: They are available in Grade F & G for medium or high-stress applications.

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