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USE CORRECT PERSONAL PROTECTION.  COMPRESSED AIR WILL CAUSE LOOSE PARTICLES THAT CAN GET IN YOUR EYES. COMPRESSED AIRFLOW CAN CAUSE CUTS, DO NOT POINT IT AT YOUR SKIN.
(d)
Clean unwanted material with compressed air (20 psig (137,89 kPa) maximum).

(e)  
Apply a thin even coat of primer (Type 1, Class C) (SECTION VII) to threaded area in which new insert is to be installed.

NOTE: Refer to applicable manual to verify type of primer required.

(f)  
Install new insert with fingers or use an insert tool. Refer to Table 402 or Table 403 to identify the correct insert tool. Use insert tool to drive in the Kees.  (See Figure 403.)

NOTE:  The Keensert oversize thread insert for a screw (A 10-32) would require a 3/8-16 thread.

(g)  
If the receiving holes should become damaged, use a larger outside diameter replacement insert while maintaining original bolt size.

Repair Page 431 Apr 1/05
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Keensert Thread Insert Repair Tool
Figure 403

Repair

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Table 402.  Dimension and Installation Data for Heavy Duty Keensert Thread Inserts
DIMENSIONS  INSTALLATION DATA  REMOVAL   DATA 
Non-Locking  Internal Thread Locking  Internal Thread Class 3B  External Thread  L  A  Tap Drill  Dia  C'Sink Dia   +.010   -.000  Thread Tap  Drill 
Size Class 2A  Shear Engag.  Size UNC-2B  Min Depth  Installation Tool Part Number  Size  Depth 
X  8-32  5/16-18  .1517  .31  .272  .323  5/16-18  .37  THD 0832L  7/32  1/8 
X  .0945  .29 
X  10-32  3/8-16  .1901  .332  .385  3/8-16  THD 1032L  9/32 
X  .1156  .31 
X  10-24  .1901  THD1024L 
X  .1156  .31 
X  1/4-28  7/16-14  .2842  .37  .397  .447  7/16-14  .43  THD 428L  11/32  3/16 
X  .1970  .33 
X  1/4-20  .2842  THD 420L 
X  .1970  .36 
X  5/16-24  1/2-13  .3588  .43  .453  .510  1/2-13  .50  THD 524L  13/32 
X  .2608  .34 
X  5/16-18  .3588  THD 518L 
X  .2608  .37 
X  3/8-24  9/19-12  .4975  .50  .516  .572  9/16-12  .56  THD 624L  15/32 
X  .3843  .37 
X  3/8-16  .4975  THD 616L 
X  .3843  .41 
X  7/16-20  5/8-11  .7172  .62  .578  .635  5/8-11  .68  THD 720L  17/32 
X  .5831  .42 
X  7/16-14  .7172  THD 714L 
X  .5831  .46 
X  1/2/20  11/16-11 NS  .8884  .68  .641  .700  11/16-11 NS  .75  THD 820L  19/32 
X  .7368  .42 
X  1/2-13  .8884  THD 813L 
X  .7368  .47 
X  9/16-18  13/16-16  1.2493  .81  .766  .822  13/16-16 UN  .94  THD 918L  23/32 
X  1.0247  .48 
X  9/16-12  1.2493  THD 912L 
X  1.0247  .54 
X  5/8-18  7/8-14  1.4866  .87  .828  .885  7/8-14 UNF  1.00  THD 1018L  25/32 
X  1.2415  .49 
X  5/8-11  1.4866  THD 1011L 
X  1.2415  .57 
L = Lenth of external threads C= Bore depth  A= Maximum distance to then of thread lock. Inserts with internal thread size 5/16 and more are furnished with 4 locking Kees. STANDARD MATERIALS:  INSERT - 303 CRES (passivated)  Kees - 302 CRES 
　
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本文鏈接地址：標準施工手冊 STANDARD PRACTICES MANUAL 20-00-02/70-00-01(80)