1.2500-12 UNJF-3A, BOLT, TENSION, HEX HEAD, CLOSE TOLERANCE, ALLOY STEEL, LONG THREAD, REDUCED MAJOR DIA., SELF-LOCKING AND NONLOCKING, 160 KSI Ftu
Arrange letter codes alphabetically if multiple codes are used in sequence.
The number after the dash number indicates the grip in .0625 increments (converted to three decimal places per ANSI Y14.5-1982). Add the thread length of 1.646 to determine length. Lengths longer than on index below may be specified. Example: NAS6620-66, Grip: 4.125 Length: 5.771
| PART NUMBER | GRIP ±.010 | LENGTH ±.015 |
|---|---|---|
| NAS6620-1 | .062 | 1.708 |
| NAS6620-2 | .125 | 1.771 |
| NAS6620-3 | .188 | 1.834 |
| NAS6620-4 | .250 | 1.896 |
| NAS6620-5 | .312 | 1.959 |
| NAS6620-6 | .375 | 2.022 |
| NAS6620-7 | .438 | 2.084 |
| NAS6620-8 | .500 | 2.146 |
| NAS6620-9 | .562 | 2.208 |
| NAS6620-10 | .625 | 2.271 |
| NAS6620-11 | .688 | 2.334 |
| NAS6620-12 | .750 | 2.396 |
| NAS6620-13 | .812 | 2.458 |
| NAS6620-14 | .875 | 2.521 |
| NAS6620-15 | .938 | 2.584 |
| NAS6620-16 | 1.000 | 2.646 |
| NAS6620-17 | 1.062 | 2.708 |
| NAS6620-18 | 1.125 | 2.771 |
| NAS6620-19 | 1.188 | 2.834 |
| NAS6620-20 | 1.250 | 2.896 |
| NAS6620-21 | 1.312 | 2.958 |
| NAS6620-22 | 1.375 | 3.021 |
| NAS6620-23 | 1.438 | 3.084 |
| NAS6620-24 | 1.500 | 3.146 |
| NAS6620-25 | 1.562 | 3.208 |
| NAS6620-26 | 1.625 | 3.271 |
| NAS6620-27 | 1.688 | 3.334 |
| NAS6620-28 | 1.750 | 3.396 |
| NAS6620-29 | 1.812 | 3.458 |
| NAS6620-30 | 1.875 | 3.521 |
| NAS6620-31 | 1.938 | 3.584 |
| NAS6620-32 | 2.000 | 3.646 |
| NAS6620-33 | 2.062 | 3.708 |
| NAS6620-34 | 2.125 | 3.771 |
| NAS6620-35 | 2.188 | 3.834 |
| NAS6620-36 | 2.250 | 3.896 |
| NAS6620-37 | 2.312 | 3.958 |
| NAS6620-38 | 2.375 | 4.021 |
| NAS6620-39 | 2.438 | 4.084 |
| NAS6620-40 | 2.500 | 4.146 |
| NAS6620-41 | 2.562 | 4.208 |
| NAS6620-42 | 2.625 | 4.271 |
| NAS6620-43 | 2.688 | 4.334 |
| NAS6620-44 | 2.750 | 4.396 |
| NAS6620-45 | 2.812 | 4.458 |
| NAS6620-46 | 2.875 | 4.521 |
| NAS6620-47 | 2.938 | 4.584 |
| NAS6620-48 | 3.000 | 4.646 |
| NAS6620-49 | 3.062 | 4.708 |
| NAS6620-50 | 3.125 | 4.771 |
| NAS6620-51 | 3.188 | 4.834 |
| NAS6620-52 | 3.250 | 4.896 |
| NAS6620-53 | 3.312 | 4.958 |
| NAS6620-54 | 3.375 | 5.021 |
| NAS6620-55 | 3.438 | 5.084 |
| NAS6620-56 | 3.500 | 5.146 |
| NAS6620-57 | 3.562 | 5.208 |
| NAS6620-58 | 3.625 | 5.271 |
| NAS6620-59 | 3.688 | 5.334 |
| NAS6620-60 | 3.750 | 5.396 |
| NAS6620-61 | 3.812 | 5.458 |
| NAS6620-62 | 3.875 | 5.521 |
| NAS6620-63 | 3.938 | 5.584 |
| NAS6620-64 | 4.000 | 5.646 |
| Note: All values are in inches. | ||
