Fastener Part Standard - Hexagon Socket, Square Head, and Slotted Headless Set Screws - Inch Dimensioned
This SAE Part Standard covers selected inch dimensioned set screws manufactured in accordance with American Society for Mechanical Engineers dimensional standards. This SAE standard covers material most often used in ship systems and equipment but its use may be applied wherever fasteners of the covered materials are used. This standard permits the fasteners to be identified and ordered by a part identification number (PIN) as defined in this document.
Figure 1: Field 8 Designator A deleted; Designator AH added; Designator B revised to note MIL-DTL-13924; Designator M4 deleted; Designator M added; Designator X3, X6, Y3 and Y6 deleted. Designator X added; Designator Z revised to note the option of ZA or ZC; Designator ZA and ZC added; Designator Z1, Z2, Z3 and Z4 deleted; Designator F added; Designator N added; Designator S added.
Table 1: Updated to reflect hardness requirements for non-ferrous set screws (ASTM F3042).
Section 4: Revised coating notes due to coating changes. Reference document/requirements of F3042 added. Added six dot self-locking marking requirements for set screws greater than 3/8 inch.