NAS 7 CHUCKING REAMERS — CARBIDE TIPPED

STRAIGHT FLUTE LONG CARBIDE & STRAIGHT SHANK

TYPE 2458 — NAS 897 STRAIGHT FLUTE LONG CARBIDE & STRAIGHT SHANK

National Aerospace Standards.
Type "C" with flute long carbide tips.
Carbide tips brazed to hardened tool steel bodies.
Precision ground cutting edges.
Straight shank.

OPTIONS

Decimal sizes priced below.
Cut diam. reduced for step or pilot.
End chamfer other than 45ยบ.
End cutting or corner radius.
Short shank or undersize shank diam.
Flat on shank or tanged shank.
Closer tolerance.
For +.0002" add $1.00 per tool.
For +.0001" add $3.00 per tool.


Below are the critical dimensions of our NAS 897 Reamers. Please choose the Reamers that meets your tooling needs.
Tool
Diameter
Dimensions Type 2458
EDP NO.
Price Finished To Modified Tool Diameter
Max. Shank Diam. No. of Flutes Length Modified Diameter Range Price Each - Based on Quantity Ordered
Frac. Dec. Flute &
Carbide
Overall Low High 1 2 3 4 5-7 8-14*
   3/16  .1875  .1805 4  1/  1/ 245806 $61.70  .1770  .2040 $103.00 $82.35 $75.40 $72.15 $68.65 $65.75
   7/32  .2188  .2075 4  1/         245807 61.70  .2041  .2210 103.00 82.35 75.40 72.15 68.65 65.75
  15/64  .2344  .2265 4  1/         24582344 61.70  .2211  .2380 103.00 82.35 75.40 72.15 68.65 65.75
   1/  .2500  .2405 4  1/         245808 61.70  .2381  .2530 103.00 82.35 75.40 72.15 68.65 65.75
   9/32  .2813  .2485 4  1/         245809 63.05  .2531  .2840 104.35 83.75 76.75 73.55 69.95 67.25
   5/16  .3125  .2792 4  1/         245810 63.05  .2841  .3150 104.35 83.75 76.75 73.55 69.95 67.25
  11/32  .3438  .2792 4  1/         245811 65.40  .3151  .3470 106.70 85.90 79.05 75.75 72.30 69.50
   3/  .3750  .3105 4  3/         245812 65.40  .3471  .3780 106.70 85.90 79.05 75.75 72.30 69.50
  13/32  .4063  .3105 4  3/         245813 68.65  .3781  .4090 109.80 89.20 82.30 79.00 75.40 72.65
   7/16  .4375  .3730 6  3/         245814 74.25  .4091  .4410 115.50 94.90 87.90 84.60 81.10 78.25
  15/32  .4688  .3730 6  3/         245815 80.20  .4411  .4720 121.55 100.75 93.95 90.65 87.05 84.30
   1/  .5000  .4355 6                 245816 85.90  .4721  .5030 130.20 108.05 100.65 97.10 93.30 90.35
  17/32  .5313  .4355 6                 245817 88.40  .5031  .5340 132.60 110.45 103.00 99.50 95.75 92.70
   9/16  .5625  .4355 6                 245818 88.40  .5341  .5660 132.60 110.45 103.00 99.50 95.75 92.70
  19/32  .5938  .4355 6                 245819 91.75  .5661  .5970 135.95 113.90 106.40 102.85 99.10 96.10
   5/  .6250  .5615 6  1/         245820 91.75  .5971  .6280 135.95 113.90 106.40 102.85 99.10 96.10
  21/32  .6563  .5615 6  1/         245821 93.45  .6281  .6590 137.75 115.55 108.10 104.60 100.75 97.85
  11/16  .6875  .5615 6  1/         245822 93.45  .6591  .6910 137.75 115.55 108.10 104.60 100.75 97.85
  23/32  .7188  .5615 6  1/         245823 97.75  .6911  .7220 141.95 119.70 112.50 108.90 105.10 102.05
   3/  .7500  .6245 6  1/  1/ 245824 97.75  .7221  .7530 141.95 119.70 112.50 108.90 105.10 102.05
  25/32  .7813  .6245 6  1/  1/ 245825 101.20  .7531  .7840 145.25 123.10 115.70 112.10 108.40 105.35
  13/16  .8125  .6245 6  1/  1/ 245826 101.20  .7841  .8160 145.25 123.10 115.70 112.10 108.40 105.35
  27/32  .8438  .6245 6  1/  1/ 245827 105.20  .8161  .8470 149.30 127.10 119.70 116.30 112.55 109.45
   7/  .8750  .7495 6  5/ 10         245828 109.20  .8471  .8780 154.95 132.00 124.30 120.65 116.65 113.55
  29/32  .9063  .7495 6  5/ 10         245829 127.05  .8781  .9090 172.95 150.00 142.20 138.55 134.60 131.50
  15/16  .9375  .7495 8  5/ 10         245830 127.05  .9091  .9410 172.95 150.00 142.20 138.55 134.60 131.50
  31/32  .9688  .7495 8  5/ 10         245831 133.15  .9411  .9720 179.05 156.10 148.30 144.60 140.70 137.60
        1.0000  .8745 8  3/ 10  1/ 245832 133.15  .9721 1.0030 179.05 156.10 148.30 144.60 140.70 137.60
 1/16 1.0625  .8745 8  3/ 10  1/ 245834 137.65 1.0031 1.0660 181.65 159.50 152.30 148.70 144.95 142.00
 1/ 1.1250  .8745 8  7/ 11         245836 149.15 1.0661 1.1280 193.05 171.00 163.60 160.15 156.40 153.35
 3/16 1.1875  .9995 8  7/ 11         245838 155.85 1.1281 1.1905 199.85 177.90 170.50 167.00 163.20 160.20
 1/ 1.2500  .9995 8         11  1/ 245840 168.45 1.1906 1.2530 212.40 190.50 183.00 179.60 175.75 172.80
 5/16 1.3125  .9995 8         11  1/ 245842 173.10 1.2531 1.3155 217.15 195.15 187.70 184.25 180.45 177.45
 3/ 1.3750  .9995 8  1/ 12         245844 184.70 1.3156 1.3780 228.60 206.60 199.25 195.80 191.85 189.05
 7/16 1.4375  .9995 8  1/ 12         245846 200.00 1.3781 1.4405 243.95 221.95 214.55 211.00 207.30 204.30
 1/ 1.5000 1.2495 8  1/ 12  1/ 245848 205.80 1.4406 1.5030 249.75 227.70 220.35 216.85 213.15 210.15
 9/16 1.5625 1.2495 8  1/ 12  1/ 245850 323.25 1.5031 1.5660 367.30 345.35 337.95 334.35 330.60 327.55
 5/ 1.6250 1.2495 8  1/ 13         245852 334.30 1.5661 1.6280 378.40 356.40 349.00 345.50 341.65 338.70
11/16 1.6875 1.2495 8  1/ 13         245854 367.10 1.6281 1.6910 411.15 389.20 381.75 378.25 374.45 371.45
 3/ 1.7500 1.2495 10  1/ 13  1/ 245856 367.10 1.6911 1.7530 411.15 389.20 381.75 378.25 374.45 371.45
13/16 1.8125 1.4995 10  1/ 13  1/ 245858 375.70 1.7531 1.8160 419.70 397.70 390.30 386.80 382.90 380.05
 7/ 1.8750 1.4995 10  1/ 14         245860 394.00 1.8161 1.8780 438.05 416.00 408.55 405.15 401.35 398.35
15/16 1.9375 1.4995 10  1/ 14         245862 417.65 1.8781 1.9410 461.70 439.65 432.30 428.80 425.00 422.05
        2.0000 1.4995 12  1/ 14         245864 417.05 1.9411 2.0030 461.15 439.05 431.80 428.20 424.45 421.45
 1/ 2.1250 1.4995 12  1/ 14  1/ 245868 774.90 2.0031 2.1280 818.95 796.90 789.50 786.10 782.20 779.25
 1/ 2.2500 1.7495 12  1/ 14  1/ 245872 832.25 2.1281 2.2530 876.30 854.25 846.95 843.45 839.60 836.70
 3/ 2.3750 1.7495 12  1/ 15         245876 861.20 2.2531 2.3780 905.20 883.15 875.75 872.35 868.50 865.55
 1/ 2.5000 1.7495 12  1/ 15         245880 861.20 2.3781 2.5030 905.20 883.15 875.75 872.35 868.50 865.55
* Quantities of 15 or more - price of fractional size in same size range
Don't see the NAS 897 Reamers you need?
If the above dimensions do not meet your specific NAS 897 Reamers needs we may be able to make modifications to one of the above NAS 897 Reamers or we can quote a full special to your exact requirements. Simply click here to view and print our special tool quote form. Fill it out and fax (800-867-9312) it back to Rock River Tool. We will let you know how we will provide the NAS 897 Reamers you requested.
Thank you for using Rock River Tool for your NAS 897 Reamers needs.