MIL Spec Cotter Pin for Castellated Nut

These high-quality plated steel Mil Spec cotter pins are correctly sized to work with AN310 Castellated Nuts and drilled shank airframe bolts. Sold in packages of 100.

MS24665 Cotter Pins
Thread Size	AN Bolt Size	Pin Size	Part No.
10-32	AN3	132	MS24665-132
1/4-28	AN4	208	MS24665-208
5/16-24	AN5	208	MS24665-208
3/8-24	AN6	283	MS24665-283
7/16-20	AN7	283	MS24665-283
1/2-20	AN8	285	MS24665-285

We also offer a variety of larger but less expensive Cotter Pins (Part No. 660) which do not conform to military specifications.

Enter desired order quantities below, then click the "Add selected quantities to cart" button.

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Part No.

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MS24665-132
Condition: New

MIL Spec Cotter Pin for Castellated Nut, 1/16" x 1/2" 100pk

1 to 9: $1.69 10 & up: $1.50

In Stock

MS24665-208
Condition: New

MIL Spec Cotter Pin for Castellated Nut, 5/64" x 1/2" 100pk

1 to 7: $3.59 8 & up: $3.31

In Stock

MS24665-283
Condition: New

MIL Spec Cotter Pin for Castellated Nut, 3/32" x 3/4" 100pk

1 to 9: $2.39 10 & up: $2.13

In Stock

MS24665-285
Condition: New

MIL Spec Cotter Pin for Castellated Nut, 3/32" x 1" 100pk

1 to 9: $2.69 10 & up: $2.40

In Stock

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MIL Spec Cotter Pin for Castellated Nut

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Related Product Groups

Airframe (AN) & Mil-Spec (MS) Nuts

Cotter Pins (Split Pins)