Cotter Pins

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Cotter pins are designed to act as a locking mechanism in nuts & bolts (with a hole) for a secure fit, even if the nut loosens. Raptor Supplies offers a wide range of cotter hairpins...Read more

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Extended Prong Cotter Pins

StyleModelPin TypePin Dia.MaterialFinishFor Shaft Dia.PricePkg. Qty.
AWWG-156-1500-SZ-5/32"Low Carbon SteelZinc Plated-€12.76100
BWWG-BPXS-2307-1/16"Stainless SteelPlain1/2"€24.3750
AWWG-CPP-020-5/16"Low Carbon SteelPlain-€17.5025
CU55700.009.0075-3/32"Stainless SteelPlain-€23.4650
A2UJD3-1/8"BrassZinc Plated-€70.0350
AWWG-CPP-016-1/4"Low Carbon SteelPlain-€17.7550
AWWG-CPS-042-1/4"Stainless SteelPlain-€21.1925
DWWG-CPHZ-010-SZ-3/32"Low Carbon SteelZinc Plated-€8.09100
EM39350.035.0030-3.5 mm-Zinc Plated-€17.2350
AWWG-CPS-025-1/8"Stainless SteelPlain-€18.08100
FU51700.025.0350-1/4"Stainless SteelPlain-€82.6725
A2UJC7-1/8"BrassZinc Plated-€53.57100
GU51700.037.0300-3/8"Stainless SteelPlain-€40.205
HU51700.031.0400-5/16"Stainless SteelPlain-€42.7110
IU51700.031.0225-5/16"Stainless SteelPlain-€28.6210
A2UHV6-1/2"Carbon SteelZinc Plated-€15.855
A2UHU6-5/16"Carbon SteelZinc Plated-€51.8950
IU51700.031.0275-5/16"Stainless SteelPlain-€56.0910
AWWG-CPP-006-1/8"Low Carbon SteelPlain-€9.13100
EM51700.063.0071-6.3 mmStainless SteelPlain-€28.275
A2UJA7-3/32"BrassZinc Plated-€38.15100
AWWG-375-4000-LZ-3/8"Low Carbon SteelZinc Plated-€50.4650
EM39350.130.0100-13 mm-Zinc Plated-€54.485
JWWG-BPS-2106Bridge1/8"Stainless SteelPlain1/2" to 5/8"€28.0025
JWWG-BPS-2105Bridge0.915"Stainless SteelPlain3/8" to 7/16"€17.3925
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Hammerlock Cotter Pins

StyleModelPin TypePin Dia.MaterialFinishPricePkg. Qty.
AM39630.030.0001Bridge3 mmSteelZinc Plated€23.9910
AM39630.090.0001Bridge8 mmSteelZinc Plated€22.221
AM55970.032.0001Bridge2.8 mmStainless SteelPlain€56.135
AM55970.040.0001Bridge3.6 mmStainless SteelPlain€98.045
AM55970.050.0001Bridge4.5 mmStainless SteelPlain€159.685
BWWG-CPHZ-023-LZExtended Prong1/8"SteelZinc Plated€191.086000
B2UJH8Hammerlock7/64"BrassPlain€163.49100
B2UJJ4Hammerlock3/16"BrassZinc Plated€317.99100
BWWG-CPHZ-012Hammerlock3/32"SteelZinc Plated€6.87100
BU39351.012.0050Hammerlock1/8"SteelZinc Plated€5.06100
APPROVED VENDOR -

Retaining Cotter Pins

StyleModelPin Dia.MaterialFinishFor Shaft Dia.Pin TypePricePkg. Qty.
AWWG-BP-2351/4"Stainless SteelZinc Plated1 1/4" to 1 1/2"Bridge€71.2210
BWWG-BPS-2191/4"Stainless SteelPlain3/4" to 1"Bridge€8.881
BWWG-BPS-2271/8"Stainless SteelPlain5/8" to 7/8"Bridge€21.1210
BWWG-BPS-2111/8"Stainless SteelPlain7/16" to 3/4"Bridge€45.7525
A1PVN31/8"SteelZinc Plated1/2" to 5/8"Bridge€13.3325
BWWG-BPS6-2271/8"Stainless SteelPlain5/8" to 7/8"Bridge€31.6210
BWWG-BPS-2161/8"Stainless SteelPlain1/2" to 3/4"Bridge€35.9325
BWWG-BPS6-2161/8"Stainless SteelPlain1/2" to 3/4"Bridge€33.3510
BWWG-BPS6-2221/16"Stainless SteelPlain1/4" to 1/2"Bridge€36.8325
BWWG-BPS-2221/16"Stainless SteelPlain1/4" to 1/2"Bridge€31.9250
BWWG-BPS-2311/32"Stainless SteelPlain1/8" to 5/32"Bridge€28.8250
BWWG-BPS6-2033/32"Stainless SteelPlain1/4" to 1/2"Bridge€16.6325
BWWG-BPS-2033/32"Stainless SteelPlain1/4" to 1/2"Bridge€38.3250
BWWG-BPS-2073/32"Stainless SteelPlain1/4" to 5/8"Bridge€43.4750
BWWG-BPS-2143/32"Stainless SteelPlain3/8" to 3/4"Bridge€21.5825
BWWG-BPS-2323/64"Stainless SteelPlain1/16" to 1/8"Bridge€20.60100
BWWG-BPS-2243/64"Stainless SteelPlain1/4" to 3/8"Bridge€62.7850
BWWG-BPS-2233/64"Stainless SteelPlain3/16" to 1/4"Bridge€30.2050
BWWG-BPS-2215/16"Stainless SteelPlain1/8" to 3/16"Bridge€15.8750
BWWG-BPS6-2135/64"Stainless SteelPlain1/4" to 3/8"Bridge€30.9225
BWWG-BPS6-2175/64"Stainless SteelPlain3/8" to 1/2"Bridge€22.2725
BWWG-BPS-2175/64"Stainless SteelPlain3/8" to 1/2"Bridge€41.6450
BWWG-BPS-2135/64"Stainless SteelPlain1/4" to 3/8"Bridge€32.6350
BWWG-BPS-2099/64"Stainless SteelPlain3/4" to 1 1/8"Bridge€34.5810
BWWG-BPS-20611/64"Stainless SteelPlain5/8" to 1"Bridge€28.2710
StyleModelMPNPkg. Qty.
A62118621188
RFQ
A930181930181175
RFQ
A930182930182150
RFQ
A930183930183140
RFQ
A930185930185120
RFQ
A930186930186150
RFQ
A930187930187140
RFQ
A930188930188125
RFQ
A930191930191110
RFQ
A930192930192100
RFQ
A93019393019380
RFQ
A93019493019460
RFQ
A93019593019540
RFQ
A930201930201100
RFQ
A93020293020280
RFQ
A93020393020375
RFQ
A93020493020465
RFQ
A930206930206100
RFQ
A93020793020775
RFQ
A93020893020870
RFQ
A93021193021150
RFQ
A930212930212100
RFQ
A93021393021380
RFQ
A93021493021475
RFQ
A93021593021560
RFQ
StyleModelMPNPkg. Qty.
A670816708120
RFQ
A670826708220
RFQ
A670846708420
RFQ
A670866708620
RFQ
A670916709120
RFQ
A670936709320
RFQ
StyleModelMPNPkg. Qty.
A670876708720
RFQ
A749627496210
RFQ
A749637496310
RFQ
A74964749648
RFQ
A74966749668
RFQ
A74968749686
RFQ
A74971749715
RFQ
A9300429300424
RFQ
StyleModelMPNPkg. Qty.
A748017480140
RFQ
A748037480330
RFQ
A748057480530
RFQ
A748217482115
RFQ
A748247482412
RFQ
A74826748268
RFQ
A748317483110
RFQ
A74834748346
RFQ
A748437484330
RFQ
A748447484420
RFQ
A748457484516
RFQ
A748467484620
RFQ
A748487484814
RFQ
A748537485315
RFQ
A748557485510
RFQ
A74858748588
RFQ
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Hairpin Cotter Pins

StyleModelPin TypePin Dia.MaterialFinishFor Shaft Dia.PricePkg. Qty.
A3DYT2-0.091"Stainless SteelZinc Plated5/16" to 1/2"€10.9325
B2UJN3-3/32"SteelZinc Plated1/4" to 1/2"€11.3525
C2UJR6Bridge1/32"Stainless SteelZinc Plated1/4"€56.42100
B2UJL8Bridge3/32"SteelZinc Plated5/16" to 3/8"€6.3025
B2UJK8Bridge3/64"SteelZinc Plated1/4" to 3/8"€6.6425
B2UJK9Bridge3/64"SteelZinc Plated3/16" to 1/4"€3.4025
B2UJL1Bridge1/16"SteelZinc Plated1/4" to 1/2"€7.5325
B2UJL2Bridge1/16"SteelZinc Plated3/8" to 1/2"€9.5125
B2UJL3Bridge5/64"SteelZinc Plated5/16" to 3/8"€7.6525
B2UJL4Bridge5/64"SteelZinc Plated1/4" to 3/8"€5.4125
B2UJL5Bridge5/64"SteelZinc Plated3/8" to 1/2"€9.0025
B2UJL6Bridge5/64"SteelZinc Plated1/4" to 3/8"€6.0725
B2UJL7Bridge5/64"SteelZinc Plated3/8" to 1/2"€8.0625
B2UJN1Bridge3/32"SteelZinc Plated1/4" to 1/2"€7.9825
B2UJL9Bridge3/32"SteelZinc Plated3/8" to 1/2"€10.4025
B2UJK6Bridge3/64"SteelZinc Plated1/4" to 3/8"€6.3525
B2UJN2Bridge3/32"SteelZinc Plated1/4" to 1/2"€7.0225
B2UJN4Bridge3/32"SteelZinc Plated1/4" to 5/8"€8.4525
B2UJN5Bridge3/32"SteelZinc Plated3/8" to 3/4"€10.5225
B2UJN6Bridge7/64"SteelZinc Plated5/16" to 3/8"€12.5725
B2UJN7Bridge1/8"SteelZinc Plated1/2" to 3/4"€13.2025
B2UJN8Bridge1/8"SteelZinc Plated1/2" to 3/4"€11.6125
B2UJP7Bridge9/64"SteelZinc Plated3/4" to 1 1/8"€22.5825
B2UJR5Bridge1/4"SteelZinc Plated3/4" to 1"€33.4210
B3DYT6Bridge19/64"SteelZinc Plated7/8" to 1"€70.6210
RIDGID -

Pin, Cotter

ModelItemPrice (ex. VAT)Pkg. Qty.
48568BL9DRZ€19.961
RFQ
RIDGID -

Pin, Cotter 1/4 X 2

ModelItemPrice (ex. VAT)Pkg. Qty.
59940BL9HLL€8.471
RFQ
RIDGID -

Pin, Cotter 0.120 Dia X 2.81 Lg

ModelItemPrice (ex. VAT)Pkg. Qty.
50852BL9EMW€4.711
RFQ
REMCO -

Cotter Pin

ModelItemPrice (ex. VAT)Pkg. Qty.
RP6953CM7RCD€0.321
RFQ

Cotter Pins

Cotter pins are designed to act as a locking mechanism in nuts & bolts (with a hole) for a secure fit, even if the nut loosens. Raptor Supplies offers a wide range of cotter hairpins in plain and zinc finish variants, from brands like ITW Bee Leitzke, GL Huyett and Texas Pneumatic Tools.

Frequently Asked Questions

What is the difference between split pins and cotter pins?

  • Cotter pins are constructed of mild steel and are suitable for locking nuts at their position. These pins are inserted into the hole of the bolt and are then bent into various shapes to stop the nut from falling out.
  • Split pins are constructed of heavy-duty steel and are inserted once into the hole to lock the nut.

How can we install a cotter pin?

  • Connect the castle nut to the bolt and tighten it into position.
  • Mark the bolt or leave the castle pin in position.
  • Drill a hole straight through the bolt's cross-section with a drill bit at the marked point. A metal punch can be used to create a starting point.
  • Insert the cotter pin after removing any metal filings from the hole.
  • Bend the cotter pin ends away from each other with pliers so that the cotter pin does not come out of the hole.

How can we remove cotter pins?

It is extremely simple to remove a cotter pin. Use pliers to bend the pin's arms back straight enough to fit through the hole. If the pin is worn out, these arms might simply snap off and the rounded eye portion can be easily removed and replaced with a new one.