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1、 AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA, INC 1000 WILSON BLVD. ARLINGTON, VA 22209 ISSUE DATE: FEB, 1969 REVISION DATE: JUNE 12, 2009 FED. SUPPLY CLASS 5306 THIS DRAWING SUPERSEDES ALL ANTECEDENT STANDARD DRAWINGS FOR THE SAME PRODUCT AND SHALL BECOME EFFECTIVE NO LATER THAN SIX MONTHS FROM THE
2、 LAST REVISION DATE. COPYRIGHT 2009 AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA, INC. ALL RIGHTS RESERVED NATIONAL AEROSPACE STANDARD THIRD ANGLE PROJECTION CUSTODIAN NATIONAL AEROSPACE STANDARDS COMMITTEE TITLE BOLT, TENSION, HEX HEAD, CLOSE TOLERANCE, A286 CRES, LONG THREAD, REDUCED MAJOR THREAD D
3、IA., SELF-LOCKING AND NONLOCKING, 160 KSI Ftu NAS6703 THRU 6720 SHEET 1 OF 8 CLASSIFICATION PART STANDARD REVISION 9 PROCUREMENT SPECIFICATION NOTED FORM 09-01 USE OF OR RELIANCE UPON THIS DOCUMENT OR ANY NATIONAL AEROSPACE STANDARD IS ENTIRELY VOLUNTARY. AIA DOES NOT QUALIFY SUPPLIERS OR CERTIFY CO
4、NFORMANCE OF ITEMS PRODUCED UNDER NATIONAL AEROSPACE STANDARDS. AIA MAKES NO REPRESENTATION OR CLAIM RESPECTING (1) THE SUITABILITY OF ITEMS FOR ANY PARTICULAR APPLICATION OR (2) THE EXISTENCE OF OR APPLICABILITY THERETO OF PATENT OR TRADEMARKS RIGHTS. 9 FIGURE 1 BOLT CONFIGURATION TABLE I - DIMENSI
5、ONS (CONTINUED ON SHEET 2) D A UNPLATED PLATED OR COATED BASIC NUMBER THREAD UNJF-3A MAX MIN B MIN C MIN /3/ MAX MIN MAX MIN F /10/ H +.015 -.000 J /11/ K .01 NAS6703 .1900-32 .376 .367 .410 .335 .1895 .1890 .1895 .1885 .156 .110 .094.19 NAS6704 .2500-28 .439 .429 .480 .398 .2495 .2490 .2495 .2485 .
6、178 .125 .107.25 NAS6705 .3125-24 .502 .492 .552 .460 .3120 .3115 .3120 .3110 .208 .156 .125.31 NAS6706 .3750-24 .564 .554 .623 .523 .3745 .3740 .3745 .3735 .208 .188 .125.38 NAS6707 .4375-20 .690 .678 .764 .648 .4370 .4365 .4370 .4360 .250 .219 .150.44 NAS6708 .5000-20 .752 .741 .836 .710 .4995 .49
7、90 .4995 .4985 .250 .250 .150.50 NAS6709 .5625-18 .877 .865 .978 .835 .5615 .5610 .5615 .5605 .278 .281 .167.56 NAS6710 .6250-18 .940 .928 1.050 .898 .6240 .6235 .6240 .6230 .278 .312 .167.62 NAS6712 .7500-16 1.065 1.052 1.191 1.023 .7490 .7485 .7490 .7480 .312 .375 .188.75 NAS6714 .8750-14 1.252 1.
8、239 1.405 1.210 .8740 .8735 .8740 .8730 .357 .438 .214.88 NAS6716 1.0000-12 1.440 1.427 1.619 1.398 .9990 .9985 .9990 .9980 .416 .500 .250 1.00 NAS6718 1.1250-12 1.627 1.614 1.832 1.585 1.12401.12301.1240 1.1225 .416 .562 .250/8/ NAS6720 1.2500-12 1.814 1.801 2.046 1.772 1.24901.24801.2490 1.2475 .4
9、16 .625 .250/8/ 9 COMPLETELY REVISED A B C /3/ D /6/ K H S .020 .005 H NOM/2 .010 15 5 R /2/ GRIP .010 /1/ LENGTH .015 /17/ (T) M U F /10/ MAX TWO INCOMPLETE THREADS DRILL P /4/ WHEN SPECIFIED BY PART NO. CSK OPTIONAL /18/ TD /13/ UNJF-3A THREADS PER AS8879 EXCEPT FOR REDUCTION OF THREAD MAJOR DIAME
10、TER PER TD LOCKING ELEMENT WHEN SPECIFIED BY PART NUMBER /9/ POINT SHALL BE FLAT AND CHAMFERED. SEE PROCUREMENT SPECIFICATION FOR DETAILS /8/ J /11/ DRILL N (3 HOLES) /14/ HEAD MARKING /15/ CHAM 15 5 TO C OPTIONAL Copyright Aerospace Industries Association of America Inc. -,-,- NATIONAL AEROSPACE ST
11、ANDARD COPYRIGHT 2009 AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA, INC. ALL RIGHTS RESERVED FORM 09-01 USE OF OR RELIANCE UPON THIS DOCUMENT OR ANY NATIONAL AEROSPACE STANDARD IS ENTIRELY VOLUNTARY. AIA DOES NOT QUALIFY SUPPLIERS OR CERTIFY CONFORMANCE OF ITEMS PRODUCED UNDER NATIONAL AEROSPACE STAN
12、DARDS. AIA MAKES NO REPRESENTATION OR CLAIM RESPECTING (1) THE SUITABILITY OF ITEMS FOR ANY PARTICULAR APPLICATION OR (2) THE EXISTENCE OF OR APPLICABILITY THERETO OF PATENT OR TRADEMARKS RIGHTS. THIS DRAWING SUPERSEDES ALL ANTECEDENT STANDARD DRAWINGS FOR THE SAME PRODUCT AND SHALL BECOME EFFECTIVE
13、 NO LATER THAN SIX MONTHS FROM THE LAST REVISION DATE. NAS6703 THRU 6720 SHEET 2 REVISION 9 AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA, INC 1000 WILSON BLVD. ARLINGTON, VA 22209 TABLE I - DIMENSIONS (CONTINUED) INSPECTION DATA R RAD TD BASIC NUMBER M .010 N +.010 -.000 P +.010 -.000 /4/ MAX MIN S +
14、.015 -.000 (T) /5/ U MAX MAX MIN X /6/ Y /6/ Z /7/ NAS6703 .164 .046 .070 .020 .010 .073 .345 .039 .184 .181 .005 .0045 .0040 NAS6704 .178 .046 .076 .020 .010 .083 .425 .045 .244 .241 .006 .0045 .0030 NAS6705 .181 .070 .076 .020 .010 .104 .469 .052 .306 .302 .008 .0045 .0030 NAS6706 .197 .070 .106 .
15、025 .015 .125 .578 .052 .368 .364 .009 .0045 .0025 NAS6707 .201 .070 .106 .025 .015 .146 .694 .062 .431 .426 .010 .006 .0025 NAS6708 .216 .070 .106 .030 .020 .167 .735 .062 .493 .488 .011 .006 .0020 NAS6709 .218 .070 .141 .035 .020 .188 .840 .068 .555 .550 .012 .006 .0020 NAS6710 .249 .070 .141 .040
16、 .025 .208 .902 .068 .618 .612 .015 .006 .0020 NAS6712 .252 .070 .141 .045 .030 .250 1.041 .078 .743 .737 .018 .009 .0020 NAS6714 .257 .070 .141 .050 .035 .292 1.184 .089 .868 .861 .020 .009 .0020 NAS6716 .264 .070 .141 .060 .045 .333 1.309 .104 .993 .986 .022 .009 .0020 NAS6718 .357 .070 .141 .070
17、.055 /8/ 1.458 .104 1.118 1.111 .025 .009 .0020 NAS6720 .389 .070 .141 .075 .060 /8/ 1.646 .104 1.243 1.236 .028 .009 .0020 MATERIAL: CRES - A286 (UNS S66286) CONFORMING TO THE CHEMISTRY OF AMS5731, AMS5732, AMS5737 OR AMS5853. LOCKING ELEMENT NYLON OR EQUIVALENT PER MIL-DTL-18240 AND QPL-18240. HEA
18、T TREAT: DEVELOP BASIC MATERIAL PROPERTIES AS FOLLOWS, WITH CONTROLS PER AMS-H-6875 OR AMS2759: /19/ 160 190 KSI Ftu FINISH: UNPLATED BOLTS PASSIVATED PER AMS2700, METHOD 1, TYPE 2 OR TYPE 8, CLASS 1. CADMIUM PLATED BOLTS - CADMIUM PLATE PER AMS-QQ-P-416, TYPE II, CLASS 2. IDENTIFY WITH GREEN DYE OR
19、 PAINT ON THE THREAD END. MAXIMUM COVERAGE MAY INCLUDE THE CHAMFER PLUS ONE INCOMPLETE THREAD. CHROMIUM PLATED CODE C - CHROMIUM PLATE PER AMS-QQ-C-320, CLASS 2 ON SHANK ONLY. ALL OTHER SURFACES CADMIUM PLATED. NO CHROMIUM WITHIN .020 OF LINE OF TANGENCY OF HEAD-TO-SHANK FILLET. CHROMIUM IN THREAD R
20、UNOUT PERMITTED. CHROMIUM PLATED BOLTS NOT AVAILABLE WITH GRIP DASH NUMBERS 1 OR 2. CODE E - CHROMIUM PLATE PER AMS-QQ-C-320, CLASS 2A. PLATING ON SHANK ONLY. NO PLATING ON: TOP OR SIDES OF HEAD, BEARING SURFACE OF HEAD, HEAD-TO- SHANK FILLET, ADJACENT TO FILLET (WITHIN .020 MINIMUM TO .080 MAXIMUM
21、OF LINE OF TANGENCY BETWEEN SHANK AND RADIUS R), AND THREADS EXCEPT RUNOUT MAY BE PLATED. ALL SURFACES NOT CHROMIUM PLATED SHALL BE CADMIUM PLATED PER AMS-QQ-P-416, TYPE II, CLASS 2. BOLTS SHALL BE SHOT PEENED PER AMS2430 AND THE FOLLOWING REQUIREMENTS: CAST STEEL SHOT OF SIZE 170 TO 390, INTENSITY
22、.014A TO .018A, SHOT PEEN PRIOR TO CHROMIUM PLATING, THREAD ROLLING AND COLD WORKING “R” RADIUS, BUT AFTER HEAT TREATING AND GRINDING. MINIMUM AREAS TO BE SHOT PEENED: BEARING SURFACE OF HEAD, HEAD-TO-SHANK FILLET, SHANK, AND THREAD RUNOUT. CHROMIUM PLATED BOLTS NOT AVAILABLE WITH GRIP DASH NUMBERS
23、1 OR 2. CODE G - ALL REQUIREMENTS IDENTICAL TO CODE E EXCEPT DELETE REQUIREMENT FOR CADMIUM PLATING OF NON-CHROME PLATED SURFACES AND ADD THE FOLLOWING REQUIREMENT: PASSIVATE ENTIRE BOLT PER AMS2700, METHOD 1, TYPE 2 OR TYPE 8, CLASS 1 AFTER CHROMIUM PLATING. ALUMINUM COATED ALUMINUM COAT PER NAS400
24、6. 9 COMPLETELY REVISED Copyright Aerospace Industries Association of America Inc. -,-,- NATIONAL AEROSPACE STANDARD COPYRIGHT 2009 AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA, INC. ALL RIGHTS RESERVED FORM 09-01 USE OF OR RELIANCE UPON THIS DOCUMENT OR ANY NATIONAL AEROSPACE STANDARD IS ENTIRELY VO
25、LUNTARY. AIA DOES NOT QUALIFY SUPPLIERS OR CERTIFY CONFORMANCE OF ITEMS PRODUCED UNDER NATIONAL AEROSPACE STANDARDS. AIA MAKES NO REPRESENTATION OR CLAIM RESPECTING (1) THE SUITABILITY OF ITEMS FOR ANY PARTICULAR APPLICATION OR (2) THE EXISTENCE OF OR APPLICABILITY THERETO OF PATENT OR TRADEMARKS RI
26、GHTS. THIS DRAWING SUPERSEDES ALL ANTECEDENT STANDARD DRAWINGS FOR THE SAME PRODUCT AND SHALL BECOME EFFECTIVE NO LATER THAN SIX MONTHS FROM THE LAST REVISION DATE. NAS6703 THRU 6720 SHEET 3 REVISION 9 AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA, INC 1000 WILSON BLVD. ARLINGTON, VA 22209 CODE: NO FI
27、NISH CODE AFTER BASIC NUMBER FOR CADMIUM PLATED BOLTS. ADD “A” AFTER BASIC NUMBER FOR ALUMINUM COATED BOLT. MAY BE USED WITH “D”, “H”, “L”, OR “P” CODE. ADD “C” AFTER BASIC NUMBER FOR CHROMIUM PLATED BOLTS NOT REQUIRING SHOT PEENING. SURFACES NOT CHROME PLATED ARE CADMIUM PLATED. DO NOT USE WITH “A,
28、 “E”, “U”, OR “G” CODES. ADD “D“ AFTER BASIC NUMBER FOR DRILLED SHANK BOLTS. DO NOT USE WITH “L“ OR “P“ CODE. /18/ ADD “E” AFTER BASIC NUMBER FOR CHROMIUM PLATED BOLTS WITH MANDATORY SHOT PEENING. SURFACES NOT CHROMIUM PLATED ARE CADMIUM PLATED. DO NOT USE WITH “A”, “C”, “U”, OR “G” CODES. ADD “G” A
29、FTER BASIC NUMBER FOR CHROMIUM PLATED BOLTS WITH MANDATORY SHOT PEENING. SURFACES NOT CHROMIUM PLATED ARE PASSIVATED ONLY. DO NOT USE WITH “A”, “C”, “U”, OR “E” CODES. ADD “H“ AFTER BASIC NUMBER FOR BOLT WITH DRILLED HEAD. ADD “L“ AFTER BASIC NUMBER FOR SELF-LOCKING BOLT WITH LOCKING ELEMENT TYPE OP
30、TIONAL; SEE PROCUREMENT SPEC BELOW. DO NOT USE “L“ WITH “D“ OR “P“ CODE. ADD “P“ AFTER BASIC NUMBER FOR SELF-LOCKING BOLT WITH PATCH TYPE LOCKING ELEMENT ONLY; SEE PROCUREMENT SPEC BELOW. DO NOT USE “P“ WITH “D“ OR “L“ CODE. ADD “U” AFTER BASIC NUMBER FOR UNPLATED BOLTS. MAY BE USED WITH “D”, “H”, “
31、L”, OR “P” CODE. GRIP DASH NUMBER INDICATES GRIP IN .0625 INCREMENTS (CONVERTED TO THREE DECIMAL PLACES PER ANSI Y14.5-1982). SEE TABLE II FOR TABULATIONS OF GRIP AND LENGTH DIMENSIONS. /17/ CODE LETTER “X“ AND “Y” FOLLOWING THE GRIP DASH NUMBER INDICATES REPLACEMENT OVERSIZE REPAIR BOLT. (SEE LAST
32、SHEET) IF MORE THAN ONE CODE LETTER IS USED IN SEQUENCE, ARRANGE THE LETTERS ALPHABETICALLY. EXAMPLE OF PART NUMBER: (SEE LAST SHEET FOR OVERSIZE BOLTS.) NAS6704-10 = BOLT, .2500-28 THREAD, .625 GRIP, UNDRILLED, NONLOCKING, CADMIUM PLATED. NAS6704A10 = BOLT, .2500-28 THREAD, .625 GRIP, UNDRILLED, NO
33、NLOCKING, ALUMINUM COATED. NAS6704D10 = BOLT, .2500-28 THREAD, .625 GRIP, DRILLED SHANK, UNDRILLED HEAD, NONLOCKING, CADMIUM PLATED. NAS6704H10 = BOLT, .2500-28 THREAD, .625 GRIP, DRILLED HEAD, UNDRILLED SHANK, NONLOCKING, CADMIUM PLATED. NAS6704DH10 = BOLT, .2500-28 THREAD, .625 GRIP, DRILLED SHANK
34、, DRILLED HEAD, NONLOCKING, CADMIUM PLATED. NAS6704L10 = BOLT, .2500-28 THREAD, .625 GRIP, UNDRILLED, SELF-LOCKING (LOCKING TYPE OPTIONAL; SEE PROCUREMENT SPEC BELOW), CADMIUM PLATED. NAS6704P10 = BOLT, .2500-28 THREAD, .625 GRIP, UNDRILLED, SELF-LOCKING (PATCH TYPE; SEE PROCUREMENT SPEC BELOW), CAD
35、MIUM PLATED. NAS6704PU10 = BOLT, .2500-28 THREAD, .625 GRIP, UNDRILLED, SELF-LOCKING (PATCH TYPE; SEE PROCUREMENT SPEC BELOW), UNPLATED. NAS6704C10 = BOLT, .2500-28 THREAD, .625 GRIP, UNDRILLED, CHROMIUM PLATED WITHOUT MANDATORY SHOT PEENING. SURFACES NOT CHROMIUM PLATED ARE CADMIUM PLATED. NAS6704E
36、10 = BOLT, .2500-28 THREAD, .625 GRIP, UNDRILLED, CHROMIUM PLATED, WITH MANDATORY SHOT PEENING, SURFACES NOT CHROMIUM PLATED ARE CADMIUM PLATED. NAS6704G10 = BOLT, .2500-28 THREAD, .625 GRIP, UNDRILLED, CHROMIUM PLATED, WITH MANDATORY SHOT PEENING, SURFACES NOT CHROMIUM PLATED ARE PASSIVATED. 9 COMP
37、LETELY REVISED Copyright Aerospace Industries Association of America Inc. -,-,- NATIONAL AEROSPACE STANDARD COPYRIGHT 2009 AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA, INC. ALL RIGHTS RESERVED FORM 09-01 USE OF OR RELIANCE UPON THIS DOCUMENT OR ANY NATIONAL AEROSPACE STANDARD IS ENTIRELY VOLUNTARY.
38、AIA DOES NOT QUALIFY SUPPLIERS OR CERTIFY CONFORMANCE OF ITEMS PRODUCED UNDER NATIONAL AEROSPACE STANDARDS. AIA MAKES NO REPRESENTATION OR CLAIM RESPECTING (1) THE SUITABILITY OF ITEMS FOR ANY PARTICULAR APPLICATION OR (2) THE EXISTENCE OF OR APPLICABILITY THERETO OF PATENT OR TRADEMARKS RIGHTS. THI
39、S DRAWING SUPERSEDES ALL ANTECEDENT STANDARD DRAWINGS FOR THE SAME PRODUCT AND SHALL BECOME EFFECTIVE NO LATER THAN SIX MONTHS FROM THE LAST REVISION DATE. NAS6703 THRU 6720 SHEET 4 REVISION 9 AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA, INC 1000 WILSON BLVD. ARLINGTON, VA 22209 NOTES: /1/ GRIP LENG
40、TH: FROM UNDER SIDE OF HEAD TO END OF FULL CYLINDRICAL PORTION OF SHANK. /2/ BEARING SURFACE SQUARENESS: WITHIN .003 FIM OF “D”. /3/ “C” MAX NOT TO EXCEED ACTUAL WIDTH ACROSS FLATS; MIN AS TABULATED IN TABLE I. /4/ “P” HOLE CENTERLINE WITHIN .010 AND NORMAL WITHIN 2 OF BOLT CENTERLINE. /5/ REFERENCE
41、 DIMENSIONS ARE FOR DESIGN PURPOSES ONLY AND ARE NOT AN INSPECTION REQUIREMENT. /6/ CONCENTRICITY: “C“ AND “D“ WITHIN “X“ VALUES FIM. “D“ AND MAJOR THREAD DIA WITHIN Y VALUES FIM. /7/ SHANK STRAIGHTNESS: WITHIN “Z“ VALUES FIM PER INCH OF LENGTH. /8/ TOP OF HEAD SHALL BE FLAT ON THE 1.1250-12 AND 1.2
42、500-12 SIZE BOLTS. /9/ PROTRUSION OF LOCKING ELEMENT SHALL BE CONTROLLED SO THAT IT WILL PASS FREELY, OR WITH FINGER PRESSURE, THROUGH A RING GAGE WITH DIAMETER OF .010 (+.001, -.000) GREATER THAN MAXIMUM MAJOR DIAMETER OF BOLT THREAD. /10/ “F“ MIN (5 THREAD PITCHES) = REGION OF MINIMUM ENGAGEMENT W
43、ITH FEMALE THREAD REQUIRED TO MEET MIL-DTL-18240 REQUIREMENTS. LOCKING ELEMENT WITHIN “F“ REGION MUST DEVELOP REQUIRED TORQUE WHEN TESTED PER MIL-DTL-18240. /11/ FOR EASE IN STARTING, LOCKING ELEMENT SHALL NOT BE EFFECTIVE IN “J“ AREA (3 THREAD PITCHES). (12) MAGNETIC PERMEABILITY SHALL BE LESS THAN
44、 2.0 (AIR = 1.0) FOR A FIELD STRENGTH H = 200 OERSTEDS USING A MAGNETIC PERMEABILITY INDICATOR PER ASTM A 342/A 342M, TEST METHOD 3. /13/ FOR CHROMIUM PLATED PARTS, THE CYLINDER DESCRIBED BY THE THREAD MAJOR DIAMETER (DIMENSION “TD”) MUST FALL WITHIN THE CYLINDER DESCRIBED BY THE SHANK DIAMETER (DIM
45、ENSION “D, PLATED OR COATED”). /14/ LOCKWIRE HOLES SHALL BE DRILLED WITHIN .010 OF CENTER OF HEX FLAT WHEN SPECIFIED BY PART NUMBER. /15/ HEAD MARKING: BASIC NUMBER PLUS GRIP DASH NUMBER PLUS “D”, “L”, OR “P”, WHEN APPLICABLE, PLUS MANUFACTURERS SYMBOL, RAISED OR DEPRESSED .010 MAX. ARRANGEMENT OPTI
46、ONAL. “D” IDENTIFIES BOLT WITH DRILLED SHANK. “L” IDENTIFIES BOLT WITH LOCKING ELEMENT (OPTIONAL TYPE). “P” IDENTIFIES BOLT WITH PATCH TYPE LOCKING ELEMENT ONLY. “A”, ALUMINUM COATED AND “U”, UNPLATED CODES NEED NOT APPEAR ON BOLT HEAD. (16) SURFACE TEXTURE: “D”, HEAD-TO-SHANK FILLET, BEARING SURFAC
47、E OF HEAD, THREAD FLANKS AND THREAD ROOT: 32 MICROINCHES Ra; ALL OTHER SURFACES: 125 MICROINCHES Ra PER ASME B46.1. /17/ INTERMEDIATE OR LONGER LENGTHS MAY BE SPECIFIED BY THE USE OF WHOLE GRIP DASH NUMBERS ONLY. NOMINAL LENGTH EQUALS NOMINAL GRIP PLUS “T”. 9 COMPLETELY REVISED Copyright Aerospace I
48、ndustries Association of America Inc. -,-,- NATIONAL AEROSPACE STANDARD COPYRIGHT 2009 AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA, INC. ALL RIGHTS RESERVED FORM 09-01 USE OF OR RELIANCE UPON THIS DOCUMENT OR ANY NATIONAL AEROSPACE STANDARD IS ENTIRELY VOLUNTARY. AIA DOES NOT QUALIFY SUPPLIERS OR CE
49、RTIFY CONFORMANCE OF ITEMS PRODUCED UNDER NATIONAL AEROSPACE STANDARDS. AIA MAKES NO REPRESENTATION OR CLAIM RESPECTING (1) THE SUITABILITY OF ITEMS FOR ANY PARTICULAR APPLICATION OR (2) THE EXISTENCE OF OR APPLICABILITY THERETO OF PATENT OR TRADEMARKS RIGHTS. THIS DRAWING SUPERSEDES ALL ANTECEDENT STANDARD DRAWINGS FOR THE SAME PRODUCT AND SHALL BECOME EFFECTIVE NO LATE