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T12
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<br />4
<br />sheQF V13 o`F rerJSrle S-fkcNy�
<br />Hex Cap Screws -SAE J429
<br />Mechanical & Quality Requirements for Externally Threaded Fasteners
<br />Proof Load & Tensile Regairementef
<br />MotainalDin. Stress Grade2 Grades Grtade8
<br />a act Area Proof Tonak Peoot 7 Proof TenWe
<br />a9•10• LtAd Swa k Load Streaat6 fdd .9#"..aet.
<br />Coarse 1Lr"A 9eNp-UNRC
<br />1/4"-20
<br />5,'16"•18
<br />0.0318
<br />0.0524
<br />1.750
<br />2.900
<br />2,350
<br />3,900
<br />2,700
<br />4,450
<br />3,800
<br />6,300
<br />3,800
<br />6,300
<br />4,750
<br />7.850
<br />9/8"•15
<br />0.0775
<br />4,250
<br />5,750
<br />6,600
<br />9,300
<br />9,3W
<br />11,600
<br />7/16"-14
<br />-�9/15?12
<br />0.1063
<br />0.1419
<br />5,850
<br />78WC703,500
<br />9,050
<br />12,80t1
<br />12,B00
<br />15.900
<br />0.182-13
<br />10,000
<br />15,500
<br />21,800
<br />21,800
<br />27,300
<br />5/8"-11
<br />3/4"-10
<br />0,226
<br />0.334
<br />12,400
<br />18.400
<br />16.700
<br />24.700
<br />19.2M
<br />28,400
<br />27,100
<br />40.100
<br />27,100
<br />40,100
<br />33,900
<br />50.100
<br />7/8"-9
<br />0.462
<br />15,200
<br />27,700
<br />39,300
<br />55,400
<br />55,400
<br />691300
<br />111-8
<br />1.1/8"-7
<br />0.606
<br />0.763
<br />20,0N
<br />2512M
<br />36,400
<br />45,800
<br />51,300
<br />56,500
<br />72.700
<br />$0,I00
<br />72,700
<br />91,600
<br />90,900
<br />114,400
<br />1•I/4"•i
<br />0.%9
<br />32,000
<br />58,100
<br />71,700
<br />101,700
<br />116,30D
<br />145,400
<br />1.3/8".6
<br />1-1/2"-6
<br />1.155
<br />I.405
<br />38,100
<br />46.400
<br />69.300
<br />84,300
<br />86,500
<br />104,000
<br />121,300
<br />147,500
<br />138,600
<br />168.6m
<br />173,200
<br />210.900
<br />1/4"•26
<br />0,0364
<br />4000
<br />2,700
<br />3,100
<br />4,350
<br />4,350
<br />5.450
<br />3/86.244
<br />0.0878
<br />4,800
<br />6,500
<br />7.44550
<br />10.500
<br />10,500
<br />13,200
<br />7/16"-20
<br />1/2"•20
<br />0.1187
<br />0.1599
<br />6,550
<br />IL
<br />B,800
<br />11,800
<br />10,100
<br />13,600
<br />14,200
<br />19,200
<br />14.200
<br />19,200
<br />17,800
<br />24,000
<br />9/16"•18
<br />0.203
<br />11,200
<br />15,000
<br />17,300
<br />24,400
<br />24,400
<br />30,400
<br />5/811•18
<br />3/4"-16
<br />0.256
<br />0.373
<br />14,300
<br />20,500
<br />18,900
<br />27,600
<br />21,800
<br />31,700
<br />30,700
<br />44,800
<br />30,700
<br />44,800
<br />38,400
<br />56,000
<br />7/8"-14
<br />0,509
<br />16,800
<br />30,500
<br />43,300
<br />61,100
<br />61,100
<br />76.400
<br />1"-12
<br />I' -Nuns
<br />0.663
<br />0.679
<br />21,900
<br />22,400
<br />39,800
<br />40,700
<br />56,400
<br />57,700
<br />79,600
<br />81,500
<br />79,600
<br />81,500
<br />99,400
<br />101,900
<br />1.1W-712
<br />0.856
<br />28,200
<br />51,400
<br />69,300
<br />89,900
<br />102,700
<br />128,400
<br />1-1/4"-12
<br />1-3/8"•12
<br />1.073
<br />1.315
<br />35,400
<br />43,400
<br />64,400
<br />78.900
<br />79,400
<br />97.300
<br />112,700
<br />138.100
<br />128,800
<br />157.800
<br />161.000
<br />197,200
<br />1.1/2"-12
<br />I.SB1
<br />52,200
<br />94,900
<br />117,000
<br />166,000
<br />189,700
<br />237,200
<br />tProof loads and
<br />tensie strengths are computed by multlply1m the proof load strews and tensile strengths stresses
<br />by the stress area of the thread.
<br />Ass0.7854 (D- 743)2
<br />,
<br />N
<br />where D equals nominal diameter
<br />in inches,
<br />and N equals threeds per inch.
<br />�4
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