1、 SAE ARP*b70B 95 7943725 0538532 528 I The Engineering Society Advancing Mobility -Land Sea Air and Space, AEROSPACE ARP670 Issued 1959-1 1 PRACTICE REcoMMENDEDk Revised 1995-1 1 IN TE RNATIO NAL- 400 Commonwealth Dflve, Warrendale, PA 15O96-0OO1 I Submitted for recognition as an Amencan National St
2、andard REV. B TERMINALS, AIRCRAFT IGNITION ,750-20 UKF-ZA - THREAD RELIEF SPRING OPT IOPAI. r.020 IlAx DIA TAPER PEMISSIBLE TYPE 1M TYPE 1F 1. 1.1 2. 2.1 2.2 2.3 3. 4. 5. APPLICATION: FOR USE WITH TYPE 1 F REQUIREMENTS: SEALING SPRING SHALL NOT EXCEED .550 OUTSIDE DIAMETER IN THE MATED CONDITION. TH
3、E COUPLING NUT AND FERRULE WHEN ATTACHED TO A STANDARD MATING PART SHALL WITHSTAND A TORQUE OF 250 Ib-in APPLIED TO THE COUPLING NUT DEFORMATION OF THE JOINED PARTS. THREADS SHALL BE LUBRICATED WITH MlL-0-6081 OIL FOR THIS TEST. FERRULE MEETS REQUIREMENTS OF ARP457. NOT RECOMMENDED FOR CAPACITOR DIS
4、CHARGE TYPE IGNITION SYSTEMS. wImouT ANY EVIDENCE OF BINDING OR ANY SUPERSEDES ARP298. MATED CONDITION IS DEFINED AS TERMINAL SHELLS HELD IN CONTACT BY COUPLING NUT. FIGURE 1 1. APPLICATION: 1.1 1.2 FOR USE WITH TYPE 1M. TYPICALLY, THIS TERMINAL (IN MATED CONDITION) IS INTENDED TO BE USED WiTH SHORT
5、 DURATION PULSES IN THE ORDER OF 20 kV PEAK AND 5 A PEAK. SEALED TERMINALS OF THIS TYPE ARE RECOMMENDED FOR HIGH ALTITUDE USE. CLASS 3A THREAD IS OPTIONAL. WHEN CLASS 3A THREAD IS SPECIFIED, ACCEPTABILITY SHALL BE BASED ON FUNCTIONAL (VIRTUAL) DIAMETER GAGING PRACTICE (THREAD RING GAGES) 2. REQUIREM
6、ENTS: 2.1 SAE Technical Standards Board Rules provide that: This report is published by CAE to advance the state of technical and engineering sciences. The use of this report is entirely voluntaty, and its applicability and suitability for any particular use, including any patent infringement arisin
7、g therefrom, is the sole responsibility of the user.“ CAE reviews each technical repoit at least every five years at which time it may be reaflimed, revised, or cancelled. CAE invites your written comments and suggestions. Copyright 1995 Socieiy of Automotive Engineers, Inc. All rights reserved. Pri
8、nted in U.S.A. SAE ARPab70B 95 7943725 0538533 4b4 i SAE ARP670 Revision B II I II .i I 2 I o o W v) P w 9 a a 2 I- t K I -2- SAE ARPsb70B 95 7943725 05385LY 3TO SAE ARP670 Revision B a Om O0 CD0 in. .+I +u3 du LO o -w ama i-a Tun a mao oza OIL3 .ul cl m N I IA W 3 O m U hl- hl a) wl- I-o o. zx .n z
9、a - a- -ul o - c -0 a-3 3-0 - m .+I LL O z W z n 2 LL Ln r. m -3- SAE ARPxb70B 95 m 7943725 0538535 237 m SAE ARP670 Revision B t W 3 u. a s? t- u m s ?i z n -1 W I I -4- SAE ARP*b70B 95 7943725 05385Lb 173 SAE ARP670 Revision B LI CI. O hi I O In I- i ZU - 2CO o -& a no z e42 .LL Y -I ZO -I In .T N rrNN CU -5-
