3/8-16 unc-2a minor diameter 166141-What does 3/8-16 unc mean
Nominal size & pitch for external thread for internal thread pitch diameter go ring gage 6g tolerance pitch diameter not go ring gage 6g tolerance pitch diameter go plug gage 6h tolerance pitch diameter not go plug gage 6h tolerance mm in (ref) mm in (ref) mm in (ref) mm in (ref) m 16x 035 1354 1291 050 1373 1458A The head shall be concentric with the shank within 1 percent of the basic screw diameter, D maximum, 2 % total runout) or 0006inch total runout, whichever is greater, when held within one diameter of the head but beyond the fillet b The socket shall be concentric with the shank within 11/2% of the basic screw diameter, D maximumStandard Pitch Diameter Chart 17 PRECISION GAGES FOR QUALITY ASSURANCE Ring Thread Gages and Setting Plugs NOMINAL SIZE X TOL GO = – NO GO = UNIFIED PITCH DIAMETER GO NOT GO GO NOT GO CLASS 2A CLASS 3A 9/ 16 24 UNEF 5342 5303 5354 5325 0003 5/ 8 11 UNC 5644 55 5660 5619 0003 5/ 8 18 UNF 5875 58 58 5854 0003 5/ Cap Screws Hex Cap Screw Bolts Size C...