Aircraft bolts are fabricated from cadmium or zinc plated corrosion resistant steel, unplated corrosion resistant steel, and anodized aluminum alloys. Most bolts used in aircraft structures are either general purpose. In certain cases, aircraft manufacturers make bolts of different dimensions or greater strength than the standard types. Such bolts are made for a particular application, and it is of extreme importance to use like bolts in replacement. Special bolts are usually identified by the letter "S" stamped on the head.

AN bolts come in three head styles - hex head, clevis, and NAS bolts are available in hex head, internal wrenching, and countersunk head styles.

The hex head aircraft bolt (AN-3 through AN-20) is an all purpose structural bolt used for general applications involving tension or shear loads where a light drive fit is permissible (0.006 inch clearance for a 5/8 inch hole, and other sizes in proportion).

Monroe Aerospace is a stocking distributor of Aerospace and Mil-Spec hardware. We have an extensive inventory of AN bolts. Every part that we sell is in Factory new (FN) condition and we provide our company’s certificate of conformance for all parts on every order. See below for our products.

various-an-bolt
Unit of Measure
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AN-BOLT-DRILLED-BOTH AN4H6
Airframe Bolt, Drilled Head & Shank - AN4H6
AN-BOLT-DRILLED-CAD AN5-31
Airframe Bolt, Drilled - AN5-31
AN-BOLT-DRILLED-CAD AN5-33
Airframe Bolt, Drilled - AN5-33
AN-BOLT-DRILLED-CAD AN5-34
Airframe Bolt, Drilled - AN5-34
AN-BOLT-DRILLED-CAD AN5-40
Airframe Bolt, Drilled - AN5-40
AN-BOLT-UNDRILLED AN5-3A
Airframe Bolt - AN5-3A
AN-BOLT-UNDRILLED AN5-42A
Airframe Bolt - AN5-42A
AN-BOLT-DRILLED-CAD AN5-47
Airframe Bolt, Drilled - AN5-47
AN-BOLT-DRILLED-CAD AN5-50
Airframe Bolt, Drilled - AN5-50
AN-BOLT-UNDRILLED AN5-53A
Airframe Bolt - AN5-53A
AN-BOLT-DRILLED-CAD AN5-53
Airframe Bolt, Drilled - AN5-53
AN-BOLT-DRILLED-CAD AN5-54
Airframe Bolt, Drilled - AN5-54
AN-BOLT-UNDRILLED AN5-57A
Airframe Bolt - AN5-57A
AN-BOLT-DRILLED-CAD AN5-57
Airframe Bolt, Drilled - AN5-57
AN-BOLT-UNDRILLED AN5-71A
Airframe Bolt - AN5-71A
AN-CRES-BOLT-DRILLED AN5C10
Airframe Bolt, Drilled - AN5C10
AN-CRES-BOLT-DRILLED AN5C12
Airframe Bolt, Drilled - AN5C12
AN-CRES-BOLT-DRILLED AN5C11
Airframe Bolt, Drilled - AN5C11
AN-CRES-BOLT-DRILLED AN5C13
Airframe Bolt, Drilled - AN5C13
AN-CRES-BOLT-UNDRILLED AN5C13A
Airframe Bolt - AN5C13A
AN-CRES-BOLT-DRILLED AN5C14
Airframe Bolt, Drilled - AN5C14
AN-CRES-BOLT-UNDRILLED AN5C14A
Airframe Bolt - AN5C14A
AN-CRES-BOLT-DRILLED AN5C15
Airframe Bolt, Drilled - AN5C15
AN-CRES-BOLT-DRILLED AN5C5
Airframe Bolt, Drilled - AN5C5
AN-CRES-BOLT-DRILLED AN5C6
Airframe Bolt, Drilled - AN5C6
AN-CRES-BOLT-UNDRILLED AN5C5A
Airframe Bolt - AN5C5A
AN-CRES-BOLT-DRILLED-HEAD AN5CH14A
Airframe Bolt, Drilled Head - AN5CH14A
AN-BOLT-DRILLED-HEAD AN5H11A
Airframe Bolt, Drilled Head - AN5H11A
AN-BOLT-DRILLED-HEAD AN5H14A
Airframe Bolt, Drilled Head - AN5H14A
AN-BOLT-DRILLED-HEAD AN5H20A
Airframe Bolt, Drilled Head - AN5H20A
AN-BOLT-DRILLED-HEAD AN5H22A
Airframe Bolt, Drilled Head - AN5H22A
AN-BOLT-DRILLED-HEAD AN5H23A
Bolt, Drilled Head - AN5H23A
AN-BOLT-DRILLED-HEAD AN5H24A
Airframe Bolt, Drilled Head - AN5H24A
AN-BOLT-DRILLED-HEAD AN5-74
Bolt Drilled - AN5-74
AN-BOLT-DRILLED-CAD AN6-37
Airframe Bolt, Drilled - AN6-37
AN-BOLT-DRILLED-CAD AN6-43
Airframe Bolt, Drilled - AN6-43
AN-BOLT-UNDRILLED AN6-46A
Airframe Bolt - AN6-46A
AN-BOLT-UNDRILLED AN6-47A
Airframe Bolt - AN6-47A
AN-BOLT-DRILLED-CAD AN6-5
Airframe Bolt, Drilled - AN6-5
AN-BOLT-DRILLED-CAD AN6-50
Airframe Bolt, Drilled - AN6-50
AN-BOLT-DRILLED-CAD AN6-47
Airframe Bolt, Drilled - AN6-47
AN-BOLT-UNDRILLED AN6-51A
Airframe Bolt - AN6-51A
AN-BOLT-DRILLED-CAD AN6-51
Airframe Bolt, Drilled - AN6-51
AN-BOLT-DRILLED-CAD AN6-52
Airframe Bolt, Drilled - AN6-52
AN-BOLT-UNDRILLED AN6-52A
Airframe Bolt - AN6-52A
AN-BOLT-UNDRILLED AN6-53A
Airframe Bolt - AN6-53A
AN-BOLT-DRILLED-CAD AN6-56
Airframe Bolt, Drilled - AN6-56
AN-BOLT-DRILLED-CAD AN6-57
Airframe Bolt, Drilled - AN6-57
Unit of Measure
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