曝光臺 注意防騙 網曝天貓店富美金盛家居專營店坑蒙拐騙欺詐消費者

1/4-20  MS21209C4-15  3177-4  MS21209C4-20  3176-4  25 
5/16-18  MS21209C5-15  3177-5  MS21209C5-20  3176-5  20 
3/8-16  MS21209C6-15  3177-6  MS21209C6-20  3176-6  15 
10-32  MS21209F1-15  3179-3  MS21209F1-20  3178-3  25 
1/4-28  MS21209F4-15  3179-4  MS21209F4-20  3178-4  25 
5/16-24  MS21209F5-15  3179-5  MS21209F5-20  3178-5  20 
3/8-24  MS21209F6-15  3179-6  MS21209F6-20  3178-6  10 
NOTE Twin-sert kits include: inner and outer twin-sert members (quantity listed), a bottoming tap, an outer insert installation tool, and an outer insert tang breakoff tool.  Use standard helical insert installation and tang breakoff tools for the inner member. The inner and outer twin-sert members can be purchased individually from the manufacturer or the manuafacturer’s designated distributor. 
NOMINAL THREAD SIZE  NOMINAL LENGTH  SUGGESTED DRILL SIZE 
1-1/2 DIAMETER  2 DIAMETER  ALUMINUM OR MAGNESIUM  STEEL 
OUTER  INNER  OUTER  INNER 
8-32  0.246  0.215  0.328  0.297  3  7/32 
10-24  0.285  0.243  0.380  0.338  "F"  “G" 
1/4-20  0.375  0.325  0.500  0.450  21/64  “Q” 
5/16-18  0.469  0.413  0.625  0.569  “X"  “Y" 
3/8-16  0.562  0.500  0.750  0.688  15/32  15/32 
10-32  0.285  0.254  0.380  0.349  “C”  “D” 
1/4-28  0.375  0.339  0.500  0.464  5/16  5/16 
5/16-24  0.469  0.427  0.625  0.583  "V”  “V" 
3/8-24  0.562  0.521  0.750  0.700  7/16  7/16 

Repair
Page 471 Apr 1/05 Copying, use or disclosure of information on this page is subject to proprietary restrictions.
20-00-02/70-00-01

Table 408. Twin-sert Drill Sizes
NOMINAL THREAD SIZE  SUGGESTED DRILL SIZE  SELF-LOCKING HELICAL INSERT PART NUMBER *
ALUMINUM OR MAGNESIUM  STEEL 
UNIFIED COARSE THREADS 
8-32  #17  #16  MS21209C08** 
10-24  13/64  #5  MS21209C1-** 
1/4-20  “H”  “H”  MS21209C4-** 
5/16-18  “Q”  “Q”  MS21209C5-** 
3/8-16  “X”  “X”  MS21209C6-** 
UNIFIED FINE THREADS 
10-32  #7  13/64  MS21209F1-** 
1/4-28  "G”  MS21209F4-** 
5/16-24  21/64  21/64  MS21209F5-** 
3/8-24  25/64  25/64  MS21209F6-** 
* - OTHER DIAMETER INSERTS ARE AVAILABLE ** - INSERT DASH NUMBER FOR LENGTH REQUIRED: 10 - 1 DIAMETER NOMINAL LENGTH 15 - 1-1/2 DIAMETER NOMINAL LENGTH 20 - 2 DIAMETER NOMINAL LENGTH 25 - 2-1/2 DIAMETER NOMINAL LENGTH 30 - 3 DIAMETER NOMINAL LENGTH 

Twin-sert Installation Figure 410
Repair
Page 472 Apr 1/05 Copying, use or disclosure of information on this page is subject to proprietary restrictions.
20-00-02/70-00-01
Table 409. Twin-sert Drill Data

High Torque Stud-Locking Thread Repair Kit
Figure 411

Repair
Page 473 Apr 1/05 Copying, use or disclosure of information on this page is subject to proprietary restrictions.
20-00-02/70-00-01
Table 410. Oversize Data (Unified Coarse 1 Diameter)
Nominal Thread Size  Heli-Coil P/N  Effect. Correc. to Oversize Hole 
　
中國航空網 www.k6050.com
航空翻譯 www.aviation.cn
本文鏈接地址：標準施工手冊 STANDARD PRACTICES MANUAL 20-00-02/70-00-01(98)