1、MS16633D 1 May 2012 SUPERSEDING MS16633C 24 April 1990 DETAIL SPECIFICATION SHEET RING, RETAINING, EXTERNAL, “E” (REDUCED SECTION TYPE) This specification is approved for use by all Departments and Agencies of the Department of Defense. The requirements for acquiring the product described herein sha
2、ll consist of this specification sheet and procurement specification MIL-R-21248. FIGURE 1. RING, RETAINING. INCH-POUND AMSC N/A FSC 5325 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-TABLE 1 DIMENSIONS. S SHAFT (REF) D FREE E LARGE HEIGHT T 1/ THI
3、CKNESS G W WIDTH R 3/ CH 3/ E1SMALL SECTION HEIGHT RECOMMENDED GROOVE (REF) OF RETAINED PART (REF) INCH MM BASIC TOL (REF) BASIC TOL BASIC TOL BASIC TOL MAX MAX (REF) .040 1.0 .025 .027 .010 .001 .026 +.002 .012 .015 .010 .012 .062 1.5 .051 .052 .010 .052 -.000 .014 +.002 .030 .020 .022 .094 2.4 .07
4、3 .057 .015 .074 .0015 .020 -.000 .040 .030 .022 .110 2.8 .076 +.001 .150 .015 .079 FIM 2/ .020 .080 .060 .060.125 3.2 .094 -.003 .068 .015 .095 .020 .040 .030 .030 .140 3.6 .102 .084 .025 .105 .030 .060 .045 .038 .156 4.0 .114 .084 .025 .116 +.002 .030 .060 .045 .033.172 4.3 .125 .094 .025 .002 .12
5、7 -.000 .030 .060 .045 .040 .188 4.8 .145 .095 .025 .147 .002 .030 .060 .045 .035.219 5.6 .185 .126 .025 .188 FIM 2/ .030 .060 .045 .045 .250 6.4 .207 .160 .025 .210 .030 .060 .045 .055 .312 7.9 .243 ,128 .025 .250 .030 +.003 .060 .045 .047 .375 9.5 .300 +.002 ,180 .035 .303 .040 -.000 .065 .050 .06
6、0 .438 11.1 .337 -.004 ,175 .035 .343 .040 .065 .050 .062.500 12.7 .392 .204 .042 .396 .047 .080 .060 .080 +.003 .625 15.9 .480 .230 .042 .485 -.000 .047 .080 .060 .090 .744 18.9 .616 +.003 .192 .050 .625 .004 .056 .080 .045 .078.750 19.0 .574 -.005 .273 .050 .580 FIM 2/ .056 .085 .065 .110 .875 22.
7、2 .688 .316 .050 .675 .056 .085 .065 .120.984 25.0 .822 .339 .050 .835 .056 .085 .065 .130 +.005 1.188 30.2 1.066 .280 .062 .003 1.079 -.000 .068 .090 .070 .130 1.375 34.9 1.213 +.006 .331 .062 1.230 .005 .068 +.004 .090 .070 .140 -.010 FIM 2/ -.000 1/ T - THICKNESS “T” APPLIES TO UNPLATED RINGS. FO
8、R CORROSION RESISTANT STEEL AND PLATED RINGS, +.002 SHOULD BE ADDED TO THE MAXIMUM TOLERANCE, i.e. .002 SHOULD BE +.004/-.002. 2/ FIM - (FULL INDICATOR MOVEMENT) IS THE MAXIMUM ALLOWABLE DEVIATION OF CONCENTRICITY BETWEEN THE GROOVE AND THE SHAFT. 3/ R AND CH - RADII OR CHAMFERS ALLOWABLE ON PARTS T
9、O BE RETAINED BY THE RINGS. ALLOWABLE THRUST LOADS FOR RINGS RETAINING PARTS WITH MAXIMUM CORNER RADII OR CHAMFERS, SEE NOTE (g) ON PAGE 7. MS16633D 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-REQUIREMENTS: 1. CLASSIFICATION: RETAINING RINGS FU
10、RNISHED UNDER THIS STANDARD SHALL BE TYPE I, CLASS 5 OF THE PROCUREMENT SPECIFICATION. 2. MATERIAL: (a) CARBON SPRING STEEL, GRADE 1060 THRU 1095 (UNS G10600 THRU G10950) IN ACCORDANCE WITH ASTM A 568/A568M OR ASTM A684/A684M. (b) CORROSION RESISTANT STEEL, IN ACCORDANCE WITH SAE AMS 5520 (UNS S1570
11、0). (c) BERYLLIUM COPPER, ALLOY NUMBER 170 (UNS C17000) OR ALLOY NUMBER 172 (UNS C17200) IN ACCORDANCE WITH ASTM B194. 3. HARDNESS TABLE II. HARDNESS. SHAFT (REF) CARBON STEEL CORROSION RESISTANT STEEL BERYLLIUM COPPER .040 79-82 HR15N .062 TO .125 INCL 84.5-87.0 HRI5N 82.5-86 HRI5N 79-82 HRI5N .140
12、 TO .312 INCL 66.5-71 HR30N 63-69.5 HR30N 56.5-68 HR30N .375 TO 1.375 INCL 47-52 HRC 44-51 HRC 37-43 HRC 4. PROTECTIVE FINISH OR TREATMENT: a. CARBON STEEL - SHALL BE AS SPECIFIED (SEE TABLE Ill OR IV) 1. CADMIUM PLATE IN ACCORDANCE WITH SAE AMS-QQ-P-416, TYPE II, CLASS 3 OR ASTM B 696, TYPE II, CLA
13、SS 5. 2. ZINC COAT IN ACCORDANCE WITH ASTM B633, TYPE II, CLASS Fe/Zn 5 or ASTM B 695, TYPE II, CLASS 5. 3. PHOSPHATE COAT IN ACCORDANCE WITH MIL-DTL-16232, TYPE Z, CLASS 2. b. CORROSION RESISTANT STEEL - SHALL BE CLEANED, DESCALED AND PASSIVATED IN ACCORDANCE WITH SAE AMS2700. 5. PART NUMBER: THE B
14、ASIC MS PART NUMBER IS FOLLOWED BY A DASH NUMBER TAKEN FROM TABLE Ill OR IV. EXAMPLE: MS16633-1118 IS THE PART NUMBER FOR A CARBON STEEL, CADMIUM PLATE, EXTERNAL, “E” RETAINING RING FOR USE ON A 1.118 SHAFT DIAMETER. MS16633D 3Provided by IHSNot for ResaleNo reproduction or networking permitted with
15、out license from IHS-,-,-TABLE III. DASH NUMBERS FOR MS16633. 1/ SUBSTITUTE CORROSION RESISTANT STEEL WHEN USED IN FOOD PROCESSING MACHINERY, OR IN FUEL OR LUBRICATION SYSTEMS, OR WHEN USED AT TEMPERATURES OVER 450F (233C). 2/ DASH NO. -5004 SUPERSEDES DASH NUMBER -4. S SHAFT (REF) 1/ CARBON STEEL C
16、ADMIUM PLATE 1/ CARBON STEEL ZINC COAT 1/ CARBON STEEL PHOSPHATE COAT STEEL CORROSION RESISTANT 1/ BERYLLIUM COPPER DASH NO DASH NO DASH NO DASH NO DASH NO .040 -5004 2/ .062 -1006 -2006 -3006 -4006 -5006 .094 -1009 -2009 -3009 -4009 -5009 .110 -1011 -2011 -3011 -4011 -5011 .125 -1012 -2012 -3012 -4
17、012 -5012 .140 -1014 -2014 -3014 -4014 -5014 .156 -1015 -2015 -3015 -4015 -5015 .172 -1017 -2017 -3017 -4017 -5017 .188 -1018 -2018 -3018 -4018 -5018 .219 -1021 -2021 -3021 -4021 -5021 .250 -1025 -2025 -3025 -4025 -5025 .312 -1031 -2031 -3031 -4031 -5031 .375 -1037 -2037 -3037 -4037 -5037 .438 -1043
18、 -2043 -3043 -4043 -5043 .500 -1050 -2050 -3050 -4050 -5050 .625 -1062 -2062 -3062 -4062 -5062 .744 -1074 -2074 -3074 -4074 -5074 .750 -1075 -2075 -3075 -4075 -5075 .875 -1087 -2087 -3087 -4087 -5087 .984 -1098 -2098 -3098 -4098 -5098 1.188 -1118 -2118 -3118 -4118 -5118 1.375 -1137 -2137 -3137 -4137
19、 -5137 MS16633D4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-TABLE IV. SUBSTITUTION TABLE, CROSS REFERENCE PART NUMBERS 1/ SUBSTITUTE CORROSION RESISTANT STEEL WHEN USED IN FOOD PROCESSING MACHINERY, OR IN FUEL OR LUBRICATION SYSTEMS, OR WHEN USE
20、D AT TEMPERATURES OVER 450F (233C). S SHAFT (REF) INACTIVE SUBSTITUTE SUBSTITUTE SUBSTITUTE CARBON STEEL 1/ CARBON STEEL CADMIUM PLATE 1/ CARBON STEEL ZINC COAT 1/ CARBON STEEL PHOSPHATE COAT MS16633 MS16633 MS16633 MS16633 .062 -6 -1006 -2006 -3006 .094 -1 -1009 -2009 -3009 .110 -11 -1011 -2011 -30
21、11 .125 -12 -1012 -2012 -3012 .140 -14 -1014 -2014 -3014 .156 -15 -1015 -2015 -3015 .172 -17 -1017 -2017 -3017 .188 -18 -1018 -2018 -3018 .219 -21 -1021 -2021 -3021 .250 -25 -1025 -2025 -3025 .312 -31 -1031 -2031 -3031 .375 -37 -1037 -2037 -3037 .438 -43 -1043 -2043 -3043 .500 -50 -1050 -2050 -3050
22、.625 -62 -1062 -2062 -3062 .744 -74 -1074 -2074 -3074 .750 -75 -1075 -2075 -3075 .875 -87 -1087 -2087 -3087 .984 -98 -1098 -2098 -3098 1.188 -118 -1118 -2118 -3118 1.375 -137 -1137 -2137 -3137 MS16633D5Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
23、NOTES: 1. UNLESS OTHERWISE SPECIFIED, ALL DIMENSIONS ARE IN INCHES. 2. IN THE EVENT OF A CONFLICT BETWEEN THE TEXT OF THIS STANDARD AND THE REFERENCES CITED HEREIN, THE TEXT OF THIS STANDARD SHALL TAKE PRECEDENCE. 3. RECOMMENDED DESIGN LIMITATIONS AND USAGE. (a) INTENDED USE- TO PROVIDE UNUSUALLY LA
24、RGE SHOULDERS FOR POSITIONING AND MAINTAINING MACHINE COMPONENTS ON SHAFTS. THEY ARE APPLIED RADIALLY AND WITHSTAND CONSIDERABLE THRUST LOAD. THEY ARE OF ADVANTAGE WHERE AXIAL ASSEMBLY OF A RETAINING RING IS NOT POSSIBE AND WHERE FAST ASSEMBLY FOR MASS PRODUCTION LINES IS ESSENTIAL. THE USE OF THE F
25、OLLOWING FORMULAS ARE BASED ON THE FACT THAT THE RING WILL NOT FAIL IN COMPRESSION. LIMITATION ON USE- THE FOLLOWING FORMULAS ARE NOT TO BE USED FOR BRITTLE MATERIALS SUCH AS CAST IRON, ETC. WARNING - RINGS SHOULD NOT BE OVER EXPANDED DURING INSTALLATION SINCE THIS WILL LEAD TO RING FAILURE. IF RING
26、 HAS PLAY BETWEEN THE GROOVE DIAMETER AND THE INSIDE RING DIAMETER THIS INDICATES THAT THE RING HAS BEEN OVER EXPANDED, (PROVIDING GROOVE HAS BEEN MACHINED TO RECOMMENDED DIMENSIONS). FOR APPROXIMATE SAFETY RPM LIMITS SEE TABLE V. TABLE V. APPROXIMATE SAFETY RPM LIMITS. SHAFT(INCHES) .250 .500 1.000
27、 STEEL RPM LIMIT 25,000 14,000 8,500 BERYLLIUM COPPER RPM LIMIT 16,000 9,000 4,000 (b) ALLOWABLE THRUST LOAD CAPACITY OF THE RINGS. ABUTTING COMPONENTS TO HAVE SHARP CORNERS= P = ALLOWABLE THRUST LOAD (POUNDS) P = STX S = SHAFT DIAMETER (INCHES) 3F WHERE: T = RING THICKNESS (INCHES) X = ULTIMATE SHE
28、AR STRENGTH OF THE RING MATERIAL (PSI) 1/ F = FACTOR OF SAFETY A SAFETY FACTOR, F= 3, IS RECOMMENDED SINCE THE RING UNDER LOAD IS SUBJECTED NOT ONLY TO PURE SHEAR STRESSES, BUT ALSO TO BENDING STRESSES. (c) ALLOWABLE LOAD CAPACITY OF GROOVE WALL P = ALLOWABLE COMPRESSION LOAD (POUNDS) P = GdY G = GR
29、OOVE DIAMETER (INCHES) 3F WHERE: d = GROOVE DEPTH (INCHES) Y = YIELD STRENGTH IN COMPRESSION OF THE GROOVE MATERIAL (PSI) F = FACTOR OF SAFETY TO INSURE A SAFE WORKING LOAD, A SAFETY FACTOR, F= 2, IS RECOMMENDED. (d) MINIMUM DISTANCE BETWEEN OUTER GROOVE WALL AND END OF SHAFT = Z= 2d Z = MINIMUM DIS
30、TANCE BETWEEN OUTER GROOVE AND END OF SHAFT (INCHES) WHERE: d = GROOVE DEPTH INCHES) 1/ X = 100,000 PSI ULTIMATE SHEAR STRENGTH FOR STEEL RINGS .010 AND .015 THICK. X = 120,000 PSI ULTIMATE SHEAR STRENGTH FOR STEEL RINGS .025 THICH. X = 150,000 PSI ULTIMATE SHEAR STRENGTH FOR STEEL RINGS OVER .025 T
31、HICK. X = 95,000 PSI ULTIMATE SHEAR STRENGTH FOR BERYLLIUM COPPER RINGS .010 THICK. MS16633D6Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-(e) DIFFERENTIAL ROTATION = THE CONDITIONS UNDER WHICH A RETAINING RING MAY BE USED WHEN ADJACENT PARTS ROTAT
32、E RELATIVE TO IT, FALL INTO TWO CATEGORIES: 1. WHERE NO THRUST IS EXERTED BY ADJACENT PART; IN THIS CASE, DIFFERENTIAL ROTATION OF RING AND ADJACENT PART CREATES NO ELEMENT OF RISK IN THE APPLICATION OF THE RINGS BECAUSE NO FUNCTIONAL TORQUE IS EXERTED BY THE MACHINE PART ON THE RING. 2. CONSIDERATI
33、ON MUST BE GIVEN TO THE MAGNITUDE OF THE THRUST INVOLVED. THE FRICTION MOMENT MAY NOT EXCEED THE BENDING MOMENT, WHICH THE RING CAN TOLERATE WITHOUT RELEASING ITS PRESSURE AGAINST THE BOTIOM OF THE GROOVE, FORMULATED AS FOLLOWS: P = ALLOWABLE THRUST LOAD EXERTED BY ADJACENT PART (POUNDS) fPN STE12f
34、= COEFFICIENT OF FRICTION 18 OR s = WORKING STRESS OF RING UNDER MAXIMUM EXPANSION (PSI) 2/ WHERE: T = RING THICKNESS (INCHES) P STE12E1= LARGEST WIDTH SECTION OF RING (INCHES) f18N N = NEUTRAL RING DIAMETER (INCHES), FREE DIAMETER PLUS 1 1/2 E DIMENSION IN SUCH CASES WHERE DIFFERENTIAL ROTATION OCC
35、URS, THE CALCULATION SHOULD BE BASED ON THE MAXIMUM POSSIBLE VALUE OF THE COEFFICIENT OF FRICTION. (f) IMPACT CAPACITY OF RING OR GROOVE WALL = IR= PT - FOR THE RING (INCH POUNDS), ABUTTING COMPONENTS TO HAVE SHARP CORNERS. 2 IG= Pd - FOR THE GROOVE (INCH POUNDS) 2 P = ALLOWABLE THRUST LOAD OF RING
36、OR GROOVE (POUNDS)WHERE: T = RING THICKNESS (INCHES)IG= IMPACT CAPACITY OF GROOVE WALL (INCH POUNDS)d = GROOVE DEPTH (INCHES)IR= IMPACT CAPACITY OF RING (INCH POUNDS) (g) LOAD CAPACITY, WITH THE RETAINED PART RADIUSED OR CHAMFERED. THE ALLOWABLE THRUST LOADS, WHEN COMPUTED FROM THE FORMULAS ON PAGE
37、6, WILL NOT BE AFFECTED WHEN THE (E) RINGS ARE USED AGAINST PARTS HAVING CORNER RADII OR CHAMFERS UP TO THE LISTED MAXIMUM DIMENSIONS. 2/ S = 250,000 PSI WORKING STRESS FOR RINGS OF CARBON STEEL OR CORROSION RESISTANT STEEL. S = 180,000 PSI WORKING STRESS FOR RINGS OF BERYLLIUM COPPER. 4. CHANGES FR
38、OM PREVIOUS ISSUE. MARGINAL NOTATIONS ARE NOT USED IN THIS REVISION TO IDENTIFY CHANGES WITH RESPECT TO THE PREVIOUS ISSUE DUE TO THE EXTENT OF THE CHANGES. MILITARY INTEREST Custodians: Preparing activity: Army - AR DLA - IS Navy - OS Air Force - 99 (Project 5325-2012-007) Review activities: Army A
39、V, GL, MI NOTE: The activities listed above were interested in this document as of the date of this document. Since organizations and responsibilities can change, you should verify the currency of the information above using the ASSIST Online database at https:/assist.dla.mil. MS16633D 7Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
