DLA MS35455 REV B-1964 SCREW CAP SOCKET HEAD-HEXAGON ALLOY STEEL UNCOATED UNC-3A《UNC－3A未涂层合金钢六角型头插座螺帽》.pdf

1、.- I 5305 # J SOCKET SIZE L LESCTH I DASH X. 11 1 -1-1/4 1-1/2 1-3/4 2-1/4 2 2-1/2 2-3/4 3 MATERIAL: Steel, alloy, minimum proof load based on 130,000 PSI, Rockwell C36-43 in accordance PROTECTIVE COATIXG: Uncoated. THREADS: The threads shall be in accordance with Screw-thread Standards for Federal

2、Services, MIKIMW THREAD LENGTH: Shall be rwice the diameter, plus 1/2 in. or 1/2 the length whichever . . is the greater. Screws too short for the formula shall be threaded as close to the head as practicable. LENGTH TOLERISCE: The allowable tolerance on the length (L) under the head on lengths 2 in

3、ches and under shall be 3 per cent of the nominal length with a minimum of .03 in., wo- thirds to be applied plus and one-third minus. On lengths over 2 in. to 6 in. plus - or minus 1/32 in. and on lengths over 6 in. plus or minus 1/16 in. XOTES : Referenced documents of issue in effect on date of i

4、nvitation for bids shall apply. Standard to limit the selection of.the item, product or design covered herein in engineering, design and pracurement; This standard shall become effective not later than 90 days after the latest date of approval shown and shall govern when in conflict Plain or knurled

5、 heads are optional. with other documenrv referenced herein. The WS part number consists of the WS number, plus the dash number. Example: WS35455-2. All dimensions in inches. with Type I of Procurement Specification. Handbook H-26, “ tk This document has been promulgated by the Department of Defense

6、 as the Military rar J ENTIRE STANDARD REVISED-INACTIVE FOR DESIGN SEE SHEET 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-. . f ,. . . “ “ 3CSINkL SIZE B THREADS PER ZNCH D BDY DtIYIETER . MIS HM -i . A HEAD DIAETER MAX NIh H HEAD HEIGHT MAX HIN

7、 J SOCKET SIZE NOM R RADILS HIN MX L LENGTH . 142 1-1/4 1-3/4 2- 2-1/4 2-1/2 2-3/4 3-1/4 3 3-1/2 4 5 4-1/2 5-1/2 6 5/16 18 UNC-3A .3125 .3084 7/16 .429 5/16 ,306 7/32 .o15 . 010 DASt NO I - 46 47 48 49 51 50 52 53 54. 55 56 57 58 60 59 61 - -6 / . 7/16 5/8 3/4 7/ 1/2 .553 .615 .739 .e63 .368 .430 .4

8、92 5/16 / I 5/16 1/2 . I I - NOTE: For material, protective coating and other pertinent data, see sheet 1. 1IGN SEE SHEET 3 INACTWE FOR DES -. 120 I.A. WC . TLTLE hh.r Cat SHIPS MILITARY STA#O:AS1 ASP SCREW,CAP, SOCKET HEAD-HEXAGON,ALLOY -.L STEEL , UNCOATED ,UNC-3A : M5 35455 Provided by IHSNot for

9、 ResaleNo reproduction or networking permitted without license from IHS-,-,-I SOIIAL SIZE R THREADS PER ISCH D BODY DIAMETER NI s .7436 . . 9 CSC-JA 1 * Or? .9321 I .c750 .P690 1 .I11 146 1-5/16 1.297 I 7/F .R65 .9P9 . H HEAD- HEIGHT SIAS MIS .711 - 1 J SOCKET SIZE 9/16 9/16 . o10 .O30 R RADIUS MAX

10、.I MIS .o40 .o30 .o40 .O30 DASH SO, DASH so. 161 162 163 164 , 165 166 167 166 169 1 ir? 171 172 L LESGTH “4 1-1/2 1-3/4 2 244 242 2- 3/5 3 1-19 I 134 135 136 I 37 136 139 150 141 3-1/5 3-1/2 442 5-1/2 4 5 6 - SOTF: For material, protective coating and other pertinent data, see sheet 1. INACTIVE FOR

11、 DESIGN after 21 969 Gse MS16997 for design and en ineering. For maintenance of existing equipment use IS35455 to rep ace the 5/16, 7/16, 5/6, 3/1, 77s and 1 inch si:es. These sizes cannot be replaced by those appearing on MS16997 in counterbored holes or other close applications. .A. . KC TITLE hhw CUB? SHI PS ASD SCREW, CAP, SOCKET HEAD-HEXAGON, ALLOY STEEL, UNCOATED, UNC-.3A . i 89s 35455 r SHEET J OF t Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-