1、AMSC N/A FSC 5310 MS16994F 27 June 2011 SUPERSEDING MS16994E 5 February 2004 DETAIL SPECIFICATION SHEET NUT, PLAIN, KNURLED This specification is approved for use by all Departments and Agencies of the Department of Defense. The requirements for acquiring the product described herein shall consist o
2、f this specification sheet and FF-N-836. BAKNURL 96DP, CLASS 1 TOL.30 DMD PER ASME B94.6THREADX 45 2A 10SEE NOTE 7FIGURE 1. NUT. TABLE I. DASH NUMBERS AND DIMENSIONS. DASH NO. THREAD A B BRASS CRES CARBON STEEL AL ALLOY 1B* 2B* 3B* 4B* 5B 6B 7B* 1C* 2C 3C* 4C* 5C 6C 7C* 1S* 2S 3S* 4S* 5S 6S 7S* 1A*
3、2A 3A* 4A* 5A 6A 7A* (N0. 4) .112 40UNC-2B .06 .09 .12 .22 .25 .50 .56 .56 .88 .38 .31 .38 .38 .38 8B* 9B* 10B 11B* 12B 13B* 14B* 15B 16B* 17B 8C* 9C* 10C 11C* 12C 13C* 14C* 15C 16C* 17C 8S* 9S* 10S 11S* 12S 13S* 14S* 15S 16S* 17S 8A* 9A* 10A 11A* 12A 13A 14A* 15A 16A* 17A (NO. 6) .164 32UNC-2B .12
4、.16 .19 .22 .25 .28 .30 .34 .35 .94 .50 .56 .50 .33 .38 .41 .62 .50 .62 .88 18B* 19B 20B* 21B 22B 23B* 24B* 25B 26B* 27B 28B 29B* 30B 18C* 19C 20C* 21C 22C 23C* 24C* 25C 26C* 27C 28C 29C* 30C 18S* 19S 20S* 21S 22S 23S* 24S* 25S 26S* 27S 28S 29S* 30S 18A* 19A 20A* 21A 22A 23A* 24A* 25A 26A* 27A 28A 2
5、9A* 30A (NO. 8) .164 32UNC-2B .16 .19 .22 .25 .28 .31 .34 .38 .41 .47 .50 .56 .62 .50 .50 .44 .75 .50 .44 .41 .68 .50 .38 .50 .50 .75 * INACTIVE FOR DESIGN AFTER 27 FEB 1976 Reactivate after 5 February 2004 and may be used for new and existing designs and acquisitions. INCH-POUNDProvided by IHSNot f
6、or ResaleNo reproduction or networking permitted without license from IHS-,-,-MS16994F 2 TABLE I. DASH NUMBERS AND DIMENSIONS. (Continued) DASH NO. THREAD A B BRASS CRES CARBON STEEL AL ALLOY 31B* 32B* 33B 34B* 35B 36B 37B* 38B* 39B* 40B 41B 31C* 32C* 33C 34C* 35C 36C 37C* 38C* 39C* 40C 41C 31S* 32S
7、* 33S 34S* 35S 36S 37S* 38S* 39S* 40S 41S 31A* 32A* 33A 34A* 35A 36A 37A* 38A* 39A* 40A 41A (NO. 10) .190 32UNF-2B .18 .19 .25 .28 .31 .33 .38 .41 .44 .50 .56 .88 .75 1.00 .75 .50 .52 .50 .50 .62 .50 .76 42B* 43B 44B 45B* 46B* 47B* 48B 49B 42C* 43C 44C 45C* 46C* 47C* 48C 49C 42S* 43S 44S 45S* 46S* 4
8、7S* 48S 49S 42A* 43A 44A 45A* 46A* 47A* 48A 49A (NO. 10) .190 24UNC-2B .12 .23 .25 .31 .33 .38 .44 .69 .75 .50 .75 .75 .50 .75 .75 1.00 50B 51B* 52B 53B* 54B 55B 56B* 50C 51C* 52C 53C* 54C 55C 56C* 50S 51S* 52S 53S* 54S 55S 56S* 50A 51A* 52A 53A* 54A 55A 56A* (1/4) .25 28UNF-2B .12 .25 .38 .41 .50 .
9、55 .56 .88 1.00 1.00 .62 .50 1.25 .62 57B* 58B 59B 60B* 61B 62B 63B 64B* 65B* 57C* 58C 59C 60C* 61C 62C 63C 64C* 65C* 57S* 58S 59S 60S* 61S 62S 63S 64S* 65S* 57A* 58A 59A 60A* 61A 62A 63A 64A* 65A* (1/4) .25 28UNF-2B .12 .19 .25 .38 .50 .56 .65 .69 .75 .56 .62 .75 .69 .75 1.50 .88 .56 1.50 66B 67B 6
10、8B* 69B 66C 67C 68C* 69C 66S 67S 68S* 69S 66A 67A 68A* 69A (5/16) .3125 18UNC-2B .25 .38 .38 .56 .88 1.25 .62 .88 70B* 71B 72B 73B* 74B* 75B 76B* 77B 70C* 71C 72C 73C* 74C* 75C 76C* 77C 70S* 71S 72S 73S* 74S* 75S 76S* 77S 70A* 71A 72A 73A* 74A* 75A 76A* 77A (5/16) .3125 24UNF-2B .12 .25 .31 .38 .44
11、.50 .88 .94 .88 .88 1.00 .44 .56 .75 .75 1.25 78B* 79B 80B* 81B 82B* 83B 84B 85B* 86B 87B* 78C* 79C 80C* 81C 82C* 83C* 84C 85C* 86C 87C* 78S* 79S 80S* 81S 82S* 83S 84S 85S* 86S 87S* 78A* 79A 80A* 81A 82A* 83A 84A 85A* 86A 87A* (3/8) .375 32UNEF-2B .09 .12 .12 .16 .19 .25 .31 .38 .75 .88 .84 .50 .62
12、.94 .52 .69 1.00 .69 .75 .62 * INACTIVE FOR DESIGN AFTER 27 FEB 1976 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS16994F 3 TABLE I. DASH NUMBERS AND DIMENSIONS. (Continued) DASH NO. THREAD A B BRASS CRES CARBON STEEL AL ALLOY 88B* 89B 90B* 91B*
13、92B 93B* 94B 95B* 88C* 89C 90C* 91C* 92C 93C* 94C 95C* 88S* 89S 90S* 91S* 92S 93S* 94S 95S* 88A* 89A 90A* 91A* 92A 93A* 94A 95A* (3/8) .375 24UNF-2B .09 .12 .19 .22 .25 .38 .50 .77 .69 .69 .62 .55 1.25 .88 .75 .77 - 122C - - (3/8) .375 16UNC-2B .50 1.25 96B* 97B* 98B* 99B* 100B* 101B* 102B* 103B* 96
14、C* 97C* 98C* 99C* 100C* 101C* 102C* 103C* 96S* 97S* 98S* 99S* 100S* 101S* 102S* 103S* 96A* 97A* 98A* 99A* 100A* 101A* 102A* 103A* (7/16) *.4375 20UNF-2B .09 .12 .16 .31 .44 .47 .75 .88 1.19 1.00 1.50 .88 .88 1.00 1.50 1.00 104B* 105B 106B* 107B 108B 109B* 110B 111B* 112B 113B 114B 104C* 105C 106C* 1
15、07C 108C 109C* 110C 111C* 112C 113C 114C 104S* 105S 106S* 107S 108S 109S* 110S 111S* 112S 113S 114S 104A* 105A 106A* 107A 108A 109A* 110A 111A* 112A 113A 114A (1/2) .50 20UNF-2B .09 .12 .19 .25 .38 .44 .47 .56 .75 .88 1.25 1.00 1.12 1.75 .75 1.00 1.62 1.50 .97 1.50 2.50 1.25 115B* 116B 117B* 118B* 1
16、19B 120B 121B 115C* 116C 117C* 118C* 119C 120C 121C 115S* 116S 117S* 118S* 119S 120S 121S 115A* 116A 117A* 118A* 119A 120A 121A (3/4) .75 20UNEF-2B .08 .12 .25 .31 .39 .44 .75 1.75 1.72 1.91 1.06 1.25 1.88 1.50 * INACTIVE FOR DESIGN AFTER 27 FEB 1976 REQUIREMENTS: 1. MATERIALS: Brass Copper alloy 23
17、0, 240, 260, 268 per ASTM B36/B36M, H02 or alloy 342, 353 per ASTM B121/B121M, H02 or alloy 360 per ASTM B16/B16M, H02. Corrosion resisting steel (CRES) 300 series per SAE-AIR4127. Carbon steel AISI 1010 to 1020 per SAE-AIR4127. Aluminum alloy 2024, temper T4, in accordance with SAE-AMS-QQ-A-225/6.
18、2. FINISH: Brass Black chemical per MIL-F-495. CRES Passivate in accordance with SAE-AMS2700. Steel - Cadmium plate, type II, class 3, in accordance with SAE-AMS-QQ-P-416. Aluminum alloy Anodic coating in accordance with MIL-A-8625. 3. MAGNETIC PERMEABILITY: CRES fasteners shall have a magnetic perm
19、eability of 2.0 maximum (AIR=1.0) for a Field strength of H=200 Oersteds using magnetic indicator per ASTM A342/A342M. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS16994F 4 4. THREADS: The threads shall be in accordance with FED-STD-H28/2. 5. DI
20、MENSIONS: All dimensions are in inches unless otherwise specified. 6. TOLERANCE: XX .01. 7. Where A/10 is less than .025, chamfer by breaking sharp edges only. 8. PART NUMBER: The part number consists of the MS number plus the dash number from Table I. EXAMPLE: MS16994-1B 9. For design feature purpo
21、ses, this standard takes precedence over procurement document referenced herein. 10. Changes from 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. Custodians: Preparing activity: Air Force-9 DLA-
22、IS (Project 5310-201-05) . 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.daps.dla.mil . Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
