SCREW, HEX HEAD, CRUCIFORM RECESS, FULL THREAD, A286 CRES, 160 KSI Ftu
| FIRST DASH NO |
T THREAD SIZE PER AS8879 /2/ |
A HEX | B MIN | ØD /2/ /3/ |
H | ØJ MIN /12/ |
ØM +.010 -.000 |
N MIN | R RAD | (U) | W | E PEN /5/ |
RECESS SIZE /5/ |
| 04 | ,1120-40 UNJC.3A | .189 .181 |
.207 | .112 .094 |
.060 .049 |
.156 | – | .032 | .015 .005 |
.031 | .116 .103 |
.071 .055 |
1 |
| 06 | .1380-32 UNJC-34 |
.251 .243 |
.277 | .138 .115 |
.093 .080 |
.210 | – | .050 | .015 .005 |
.039 | .154 .141 |
.075 .052 |
2 |
| 08 | .1640-32 UNJC-3A |
.251 .243 |
.277 | .164 .141 |
.110 .096 |
.210 | – | .056 | .015 .005 |
.039 | .169 .156 |
.090 .067 |
2 |
| 3 | .1900-32 UNJC-3A |
.314 .305 |
.348 | .190 .167 |
.120 .105 |
.272 | .046 | .062 | .020 .010 |
.039 | .184 .171 |
.105 .082 |
2 |
| 4 | .2500-28 UNJF-3A |
.376 .367 |
.410 | .250 224 |
.140 .125 |
.335 | .046 | .073 | .020 .010 |
.045 | .247 .234 |
.118 .095 |
3 |
| 5 | .3125-24 UNJF3A |
.439 .429 |
.480 | .312 .282 |
.171 .156 |
.398 | .070 | .102 | .020 .010 |
.052 | .317 .304 |
.148 .126 |
4 |
| 6 | .3750-24 UNJF-3A |
.502 .492 |
.552 | .375 .345 |
.203 .188 |
.460 | .070 | .131 | .025 .015 |
.052 | .342 .329 |
.173 .151 |
4 |
MATERIAL:GRES: 4286 (UNS 566286) CONFORMING TO THE CHEMISTRY OF AMS5731, AMS5732, AM55737 OR AMS5B53.
HEAT TREATMENT: DEVELOP BASIC MATERIAL PROPERTIES AS FOLLOWS, WITH CONTROLS PER AMS2759: 160-190 KSI
Ftu. PRECIPITATION HARDENING IN ACCORDANCE WITH AMS5B53, ITLI
FINISH:PASSIVATE PER AMS2700, METHOD 1, TypE 2 OR TypE 8, CLASS 4, PASSIVATE PER AMS2700 METHOD 1/
TYPE 8/ CLASS 4 – NO POST TREATMENT, PASSIVATE PER AMSzTOO METHOD 2 . NO POST TREATMENT OR CADMIUM PLATE pER
AMS-QQ-P-416, TypE II, CLASS 2.
CODE: FIRST DASH NUMBER INDICATES DIAMETER PER TABLE I, DASH C’_’) FOLLOWING FIRST DASH NUMBER
INDICATES UNDRILLED HEAD. LETTER “D” FOLLOWING FIRST DASH NUMBER INDICATES DRILLED HEAD (-3 THRU .6 SIZES ONLY), SECOND
DASH NUMBER ]NDICATES LENGTH IN .0625 INCREMENTS, NO LETTER FOLLOWING THE SECOND DASH NUMBER INDICATES PASS]VATED F]NISH
PER AMSzTOO METHOD 1, TYPE 2 OR 8, CLASS 4, LETTER “B’ FOLLOWING THE SECOND DASH NUMBER TNDICATES PASSIVATE PER AMS2TOO
METHOD 2 – NO POST TREATMENT. LETTER *M” FOLLOWING THE SECOND DASH NUMBER INDICATES PASSIVATE PER AMS2TOO METHOD 1/ TYPE
8, CLASS 4 – NO POST TREATMENT. LETTER”P” FOLLOWING SECOND DASH NUMBER IND]CATES CADMIUM PLATE,