1、STANDARD PARTS SECTION F TABLE OF CONTENTS Hexagon Nuts Prevailing Torque Uniform Bearing Stress UBS - Grade 5 Standard - Grade 5 Standard - Grade 8 Flange - Grade 5 Flange - Free Running and Crimp - Grade 5 Standard and Crimp - Grade 5 Thick Jam Machine Screw Free Running - Style 2 Prevailing Torqu
2、e - Style 3 - Style 4 - Style 5 Prevailing Torque (Thick) - Style 3 Crown Nuts Hexagon Nut and External Tooth Washer Assembly Hexagon Nut and Conical Washer Assembly Square Nuts - Standard Pierce Nuts - Bulk 1 .890 11.069 11.246 11.425 I I I I I I I 34978 1 34979 1 34980 1 34981 I 34982 134983 13498
3、4 General specifications applicable to the above parts are shown on page E-900.01. MATERIAL: ESS-MlA171-B Grade 5. NOTE: For referee purposes regarding surface discontinuities, refer to -20001-10o. For finishes see Finish Section. - Page AA-110.01 * The suffix S with or without a finish numeral make
4、s these part numbers complete. Example description for a 1/4-20 Prevailing Torque Nut shown on this page is: 111 31419?151 3, IN,UIT, ,I 1/,41- 12101 lHIEIXl PLT1 I I I I I I I I I I I I I I 15, I DEC 1991 1 ENGINEERING APPROVAL REQUIRED 1 Product Engineering PAGE E-101.01 Standard Parts HEXAGON NUT
5、S PREVAILINGTORQUE TYPE GRADE 8 - UNC CLASS 2B STYLE 10 CATEGORY 200.030 USE WlTH GRADE 8 BOLTS SHAPE OF CONE, FLAT, COLLAR OR RADIUS OPTIONAL IDENTIFICATION GRADE (6 DOTS) AND Nominal Size 8 9 10 11 12 13 14 16 18 20 Threads Per Jnch 1 3/4 1 7/8 . 5/8 . 9/16 1/2 . 7/16 3/8 5/16 1/4 .4385 1.4500 1.0
6、880,1.2690 -9220 .8610 .7360 .6750 .5510 .4890 .4280 Across 1.5020 1.3145 1.1270 .9395 .8770 .7520 .6895 .5645 .5020 Across , 1.240 11.447 11.653 I 1.051 .982 .840 .768 .628 .557 .488 Corners 1.732 1.516 1.299 1.083 1.010 .866 .794 .650 .577 .505 H Thickness .226 .273 - .337 .385 ,448 .496 .559 .212
7、 .258 .320 .365 .427 .473 ,535 .665 1.776 .887 .617 I .724 .831 Bearing .438 .502 .689 .752 1.127 1.314 1.502 1.416 1 .475 1 :zz 1 .653 1 .712 1:; 1:; 11.069 11.246-11.425 1 Surface Dia . * Ford Part Nos. 134985 I34986 34994 34992 34993 34991 34990 34989 34988 34987 General specifications applicable
8、 to the above parts are shown on page E-900.01. MATERIAL: ESS-MlA171-B Grade 8. NOTE: For referee purposes regarding surface discontinuities, refer to ES-20001-S100. For hishes see Finish Section. - Page AA-110.01 * The suffix S with or without a finish numeral makes these part numbers complete. Exa
9、mple description for a 1/4-20 Prevailing Torque Nut shown on this page is: PAGE E-101.02 Product Engineertng DEC 1991 Standard Parts r-1 NOT RECOMMENDED 0 FOR NEW DESIGN ROLLED EDGE OF NUT MUST NOT PROTRUDE BEYOND WASHER UNC CLASS 28 THREAD 7 f“ 7 SLIGHT RADIUS OR CHAMFER PERMISSIBLE 30“ CHAMFER TO
10、ACROSS FLAT DIMENSION BOTH SIDES NUT AND CONICAL WASHER GRADE 5 UNC 28 CATEGORY 200.020 1 1 FLAT EDGE PERMISSIBLE NOT TO EXCEED 30% OF WASHER THICKNESS Nominal Size 1 /e20 # 10-24 # Stock Thickness of Nut same as Uncapped Nuts. Further specifications applicable to the above parts are shown or identi
11、fied on the following pages: Finish Specifications: AA-l10.01-.06 General Specifications: E-950.08 Material: SAE J403 1010 Sealer Material: ESB-M4G87-A For finishes see Finish Section. Example description for an #8-32 faceted flange stamped nut shown on this page is: 4 5,2,7 0,- S N UIT 8 - 3 2 H E
12、X S T AM P E D 111111111111 4 5,2,7,6,- SI ,N,UITl 1#18 - 3 2 H E X S T AM P E D C A P P E D IIIII DECEMBER 1991 PAGE E- 109.0 1 Standard Parts STAMPED NUTS SELF-THREADING FLANGE TYPES CATEGORY 220.010 FV T x2.02 CATEGORY VARIATIONS - u AU Across Flats *Stock thickness of Cap. Nut stock thickness sa
13、me as Uncapped 118 or 5132 nut. *The suffix S with or without a finish numeral makes the part numbers complete. General Specifications: Page E-950.08. Material: ESB-M 1 A95-A. Sealer Material: ESB-M4G87-A. For finishes see Finish Section. - Page AA-110.01 Example description for 118 self-threaded fl
14、ange stamped nut shown on this page is: 4528,2-S NUT 1/8 HEX STAMPED 11111111111111 0 45290-S NUT 1/8 HEX STAMPED CAPPED IIIIIII PAGE E- 109.02 DECEMBER 1991 Standard Parts NOT RECOMMENDED FOR NEW DESIGN IDENTIFICATION ( FOR STEEL NUTS ONLY ) GRADE * tcl E HEXAGON NUTS UNC 8 UNF 26-THREAD CATEGORY 2
15、00.010 STEEL NUTS PER SAE-J995 GRADE 5 IDENTIFICATION * Nominal S:? 12 1 18 13 I 20 14 1 20 16 I 24 18 I 24 20 I 28 Threads per Inch 9/16 1/2 7/16 3/8 5/16 I /4 F .5000 .4375 Across Flats .428 .489 .505 . 188 .577 .557 .5623 .551 .650 .628 .6875 .675 .794 .768 .7500 .736 .866 -861 ,840 1.010 .e750 G
16、 ACFOSS corner For Ceneral SpedhcaUoru: SAE J104. For Finishes see Addendum. Thread Dak ANSI-B1.l MATERIAL: Steel. SAE 5995. HARDNESS: R, 24 Max. M-2KI Brass *source ldentiflcation 0 be Established mor to wng Enpeerug ppd. ocation of grade am3 source marking is optional on either the chamfer or flat
17、 surface. (When on the flat muiace, the marEng must be depressed with no projection above the surface axid shall not exceed 10% of the surface area.) Example descripfion for 1/4-20 free running hex nut show 011 this page IS: 33795-S- NUT 1/4-20 HEX DEC 1991 Engmeering Approval Required (Steel Nuts O
18、nly) Product Engineering PAGE E-110.01 Standard Parts HEXAGON THICK NUTS UNF 28- THREAD CATEGORY 200.010 I FOR PREFERRED PARTS SEE PAGE E-101.02 PAGE E-115.02 Product Engineering DEC 1991 Standard Parts NOT RECOMMENDED FOR NEW DESIGN tF1 OPTIONAL HEXAGON JAM NUTS UNC a8 .gar, H Thickness .163 .I50 .
19、I95 .180 .227 .210 .260 .240 .323 .302 .324 .301 / / / 33944 33945 33942 33943 34689 34690 33924 33925 33922 33923 33920 33921 Ford Part Numbers / / / / / /I / / / / / / / /- / / / /. / / Material: SAE 1010 or SAE 5995, Grade 2. For General Specifications: SAE 5104. For Finishes See Finish Section.
20、Thread Daw ANSI-B1.1. *The snffix S with or wiithout a 5lsh numeral makes these part numbers complete. Example description for a -13 law crowl nut shown on olis is: 34206-S NUT 1/2-13 CROWN IbesuiBxSpritborrvlhcutafinishnumenlStbesepsrt6cmnplete. PAGE E-140.02 Product Engineering DEC 1991 Standard P
21、arts NOT RECOMMENDED FOR NEW DESIGN rF-I NUT AND WASHER ASSEMBLY UNC 8 UNF 28 -THREAD CATEGORY 200.020 1 rH 30 Ford Part Numbers Nominal Slze 16 I 24 18 24 20 I 28 Threads per Inch 3/8 5/16 1/4 F Across Corners G Across Flats Thickness H .43?5 .428 .500 -273 .226 .4h8 -577 .505 .212 .5625 .489 - 557
22、 .650 -551 .336 .628 .320 Mnterinl: Nut - SAE 1010 (M-2K2-C) sfeel. For General SpcKicUabone See Page E-950.06. For Finishes See NrAsb Sectlon. Wlsber - SAE 1060 or Quivnlent Steel Hnrdmd to WC 4Cb50. DEC 1991 Product Engineering PAGE E- 145.01 Standard Parts NOT RECOMMENDED FOR NEW DESIGN FOR PREFE
23、RRED PARTS SEE PAGE E-125.02 ? JF SQUARE NUTS UNC 8 UNF 28 -THREAD CATEGORY 200.040 Threads per Inch I 20 I 28 I 18 I 24 I 16 I 24 I 14 I 20 F Across Corners G .5625 .4375 Across nats .425 .6250 .3a .7500 .547 1.061 .751 .728 .bo6 .619 - 584 .795 .932 1.000 H .249 .283 .394 .235 .346 Thickness -203
24、.310 .356 /, I/ *Ford Part Numbers 34098 31095 34096 34097 34110 / Nominal Slre IO I 16 II I 18 I3 I 20 Threads per Inch 314 5/8 I /2 F Across Corners G Across Flats .e125 .788 1.149 1.082 1 .ooo .969 1.1250 1.088 1.591 1.494 1.414 1.990 H mckness .458 .%9 .680 .418 -525 .632 / Ford Part Numbers 341
25、01 34099 34112 / 4 Material: SAE 1010 (M-PIP-C) slecl. For General SpeCiflc 378943 .065 .562 .343 .025 1.187 .122 .703 142 .128 .024 .OE .363 350 .168 .690 .699 .145 .OM .059 .357 .944 .162 .684 .689 .067 34385 l4 716* ,937 .082 562 “ l6 .OM .044 .270 747 .122 544 547 .052 .082 .020 .OW .284 .753 .1
26、28 .550 557 .116 34360 .a75 500 .082 082 .014 .044 .247 .684 .122 .482 .485 .052 .020 .OW .253 .690 .128 .488 .495 .OS8 .a75 .043 .009 .OS .209 .684 .084 ,482 .485 .030 ,750 .625 .375 .043 .OE D46 .007 .030 .184 ,497 .075 32 .365 , I4 18 5/16 .500 .082 .046 .015 .045 .215 .690 .090 .488 .495 .081 34
27、348 16 5,16 437 : 082 .014 .044 .209 .622 .lo6 .424 ,427 1: 382344 2o 318 16 *Not available as wired nut option. *Available as wired nut option only. Recommended Finish: S, for other finishes see Section AA Material: ESF-M 1 A98-A; Rockwell C24 max. General Specifications: E-950.06 If parts are desi
28、red in continuous coil these parts must be specified wired to purchasing by the installing activity. Parts not specified will be purchased bulk. The specifications in this section were developed without considering whether patents are involved. In all cases, therefore, the supplier shall be required
29、 to assume patent liability. ,3,7,8,9,4,3,-,S, ,N,U,T, 1#,81-13121 ,P,I ,E,R,C,E, I I , I I I , , I , I , I , I I , Example description for a #8-32 pierce nut shown on this page is: 5 JUNE 1988 PAGE E-310.021 FORD MOTOR COMPANY PRODUCT ENGINEERING STANDARD PARTS SPRING NUTS-STUD CLIP-FLAT CATEGORY 2
30、30.200 + p;,;A NOT RECOMMENDED FOR FOR NEW DESIGN i LMd FOR HEAVY “HiCKNESS ONLY DESIGN WlON Stud Tolerance: + or - .OO5 on did. C Taper/in. Stud Len Stud Diameter Maximum L 5/32 to 1/4 .25 1/16 to l/8 .18 .040 .052 .!I33 .31 5/16 to 1/2 TYPE I TYPE II STANDARD SPANNER 5/8 .026 .3c , -017 .014 I .01
31、? I I -012 I .23 -014 .017 .38 .012 I .017 I I .012 I .020 I .012 i .56 t .017 1 I .020 .012 I .44 I .a17 I I .020 I I .ox I .62 I .C17 .020 1mTEs: MATERIAL: ESBMlA93-A or ESBbUAS4-A USAGE: men stud clip functions only as locking means Rrpe 7 is recommended. When greater area of load distribution is
32、 required i.e., to function also as spanner washer Type I1 is recomnded. Light: Designed for use on plastic studs. Medium: Designed for use on soft metal studs. Heavy: Eesitped for use on hardened metal or chrome plated studs. *The suffix S. with or wtthout D finlsb mmeral. makes tbese par( numbers complde. PAGE E-510.02 PRINTED IN U.S.A. DEC 1991
