1.2500-12 UNJF-3A, BOLT, TENSION, HEX HEAD, CLOSE TOLERANCE, A286 CRES, SHORT 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 1.083 to determine length. Intermediate or longer lengths may be specified by the use of a whole grip dash number only. Example: NAS6320-33, Grip: 2.062 Length: 3.145
| PART NUMBER | GRIP ±.010 | LENGTH ±.015 |
|---|---|---|
| NAS6320-1 | .062 | 1.145 |
| NAS6320-2 | .125 | 1.208 |
| NAS6320-3 | .188 | 1.271 |
| NAS6320-4 | .250 | 1.333 |
| NAS6320-5 | .312 | 1.395 |
| NAS6320-6 | .375 | 1.458 |
| NAS6320-7 | .438 | 1.521 |
| NAS6320-8 | .500 | 1.583 |
| NAS6320-9 | .562 | 1.645 |
| NAS6320-10 | .625 | 1.708 |
| NAS6320-11 | .688 | 1.771 |
| NAS6320-12 | .750 | 1.833 |
| NAS6320-13 | .812 | 1.895 |
| NAS6320-14 | .875 | 1.958 |
| NAS6320-15 | .938 | 2.021 |
| NAS6320-16 | 1.000 | 2.083 |
| NAS6320-17 | 1.062 | 2.145 |
| NAS6320-18 | 1.125 | 2.208 |
| NAS6320-19 | 1.188 | 2.271 |
| NAS6320-20 | 1.250 | 2.333 |
| NAS6320-21 | 1.312 | 2.395 |
| NAS6320-22 | 1.375 | 2.458 |
| NAS6320-23 | 1.438 | 2.521 |
| NAS6320-24 | 1.500 | 2.583 |
| NAS6320-25 | 1.562 | 2.645 |
| NAS6320-26 | 1.625 | 2.708 |
| NAS6320-27 | 1.688 | 2.771 |
| NAS6320-28 | 1.750 | 2.833 |
| NAS6320-29 | 1.812 | 2.895 |
| NAS6320-30 | 1.875 | 2.958 |
| NAS6320-31 | 1.938 | 3.021 |
| NAS6320-32 | 2.000 | 3.083 |
| NAS6320-34 | 2.125 | 3.208 |
| NAS6320-36 | 2.250 | 3.333 |
| NAS6320-38 | 2.375 | 3.458 |
| NAS6320-40 | 2.500 | 3.583 |
| NAS6320-42 | 2.625 | 3.708 |
| NAS6320-44 | 2.750 | 3.833 |
| NAS6320-46 | 2.875 | 3.958 |
| NAS6320-48 | 3.000 | 4.083 |
| NAS6320-50 | 3.125 | 4.208 |
| NAS6320-52 | 3.250 | 4.333 |
| NAS6320-54 | 3.375 | 4.458 |
| NAS6320-56 | 3.500 | 4.583 |
| NAS6320-58 | 3.625 | 4.708 |
| NAS6320-60 | 3.750 | 4.833 |
| NAS6320-62 | 3.875 | 4.958 |
| NAS6320-64 | 4.000 | 5.083 |
| NAS6320-66 | 4.125 | 5.208 |
| NAS6320-68 | 4.250 | 5.333 |
| NAS6320-70 | 4.375 | 5.458 |
| NAS6320-72 | 4.500 | 5.583 |
| NAS6320-74 | 4.625 | 5.708 |
| NAS6320-76 | 4.750 | 5.833 |
| NAS6320-78 | 4.875 | 5.958 |
| NAS6320-80 | 5.000 | 6.083 |
| NAS6320-82 | 5.125 | 6.208 |
| NAS6320-84 | 5.250 | 6.333 |
| NAS6320-86 | 5.375 | 6.458 |
| NAS6320-88 | 5.500 | 6.583 |
| NAS6320-90 | 5.625 | 6.708 |
| NAS6320-92 | 5.750 | 6.833 |
| NAS6320-94 | 5.875 | 6.958 |
| NAS6320-96 | 6.000 | 7.083 |
| Note: All values are in inches. | ||
