4-40 UNC
| Part No. | Remarks | THREAD SIZE | THREAD CALL OUT | HD ±.005 | L ±.015 | D MAX. | IL REF. | LB ±.015 | ILB REF. | IATD MAX. | HOLE DEPTH MIN. | THREAD | .030 - .090 MAT. THICKNESS DRILL SIZE | .030 - .090 MAT. THICKNESS DECIMAL | .091 - .124 MAT. THICKNESS DRILL SIZE | .091 - .124 MAT. THICKNESS DECIMAL | .125 - .186 MAT. THICKNESS DRILL SIZE | .125 - .186 MAT. THICKNESS DECIMAL | .187 - OVER MAT. THICKNESS DRILL SIZE | .187 - OVER MAT. THICKNESS DECIMAL |
| AT502C6-440 | AT502C6-440 | 4-40 UNC | 440 | 0.211 | 0.37 | 0.1875 | 0.205 | 0.66 | 0.495 | 0.395 | 0.4 | 4-40 UNC | 3/16 | 0.1875 | #10 | 0.1935 | #10 | 0.1935 | #9 | 0.196 |
| AT502C7-440 | AT502C7-440 | 4-40 UNC | 440 | 0.211 | 0.37 | 0.1875 | 0.205 | 0.66 | 0.495 | 0.395 | 0.4 | 4-40 UNC | 3/16 | 0.1875 | #10 | 0.1935 | #10 | 0.1935 | #9 | 0.196 |
| AT502C8-440 | AT502C8-440 | 4-40 UNC | 440 | 0.211 | 0.37 | 0.1875 | 0.205 | 0.66 | 0.495 | 0.395 | 0.4 | 4-40 UNC | 3/16 | 0.1875 | #10 | 0.1935 | #10 | 0.1935 | #9 | 0.196 |
| AT502C9-440 | AT502C9-440 | 4-40 UNC | 440 | 0.211 | 0.37 | 0.1875 | 0.205 | 0.66 | 0.495 | 0.395 | 0.4 | 4-40 UNC | 3/16 | 0.1875 | #10 | 0.1935 | #10 | 0.1935 | #9 | 0.196 |
| AT502C9A-440 | AT502C9A-440 | 4-40 UNC | 440 | 0.211 | 0.37 | 0.1875 | 0.205 | 0.66 | 0.495 | 0.395 | 0.4 | 4-40 UNC | 3/16 | 0.1875 | #10 | 0.1935 | #10 | 0.1935 | #9 | 0.196 |
| AT502C9B-440 | AT502C9B-440 | 4-40 UNC | 440 | 0.211 | 0.37 | 0.1875 | 0.205 | 0.66 | 0.495 | 0.395 | 0.4 | 4-40 UNC | 3/16 | 0.1875 | #10 | 0.1935 | #10 | 0.1935 | #9 | 0.196 |
| AT502C9T-440 | AT502C9T-440 | 4-40 UNC | 440 | 0.211 | 0.37 | 0.1875 | 0.205 | 0.66 | 0.495 | 0.395 | 0.4 | 4-40 UNC | 3/16 | 0.1875 | #10 | 0.1935 | #10 | 0.1935 | #9 | 0.196 |
| AT502C10-440 | AT502C10-440 | 4-40 UNC | 440 | 0.211 | 0.37 | 0.1875 | 0.205 | 0.66 | 0.495 | 0.395 | 0.4 | 4-40 UNC | 3/16 | 0.1875 | #10 | 0.1935 | #10 | 0.1935 | #9 | 0.196 |
