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 $48.35  .1770  .2040 $80.65 $64.50 $59.05 $56.50 $53.75 $51.50
   7/32  .2188  .2075 4  1/         245807 48.35  .2041  .2210 80.65 64.50 59.05 56.50 53.75 51.50
  15/64  .2344  .2265 4  1/         24582344 48.35  .2211  .2380 80.65 64.50 59.05 56.50 53.75 51.50
   1/  .2500  .2405 4  1/         245808 48.35  .2381  .2530 80.65 64.50 59.05 56.50 53.75 51.50
   9/32  .2813  .2485 4  1/         245809 49.40  .2531  .2840 81.65 65.55 60.10 57.60 54.75 52.65
   5/16  .3125  .2792 4  1/         245810 49.40  .2841  .3150 81.65 65.55 60.10 57.60 54.75 52.65
  11/32  .3438  .2792 4  1/         245811 51.20  .3151  .3470 83.55 67.25 61.90 59.30 56.60 54.40
   3/  .3750  .3105 4  3/         245812 51.20  .3471  .3780 83.55 67.25 61.90 59.30 56.60 54.40
  13/32  .4063  .3105 4  3/         245813 53.75  .3781  .4090 85.95 69.85 64.45 61.85 59.05 56.85
   7/16  .4375  .3730 6  3/         245814 58.15  .4091  .4410 90.40 74.30 68.85 66.25 63.50 61.25
  15/32  .4688  .3730 6  3/         245815 62.80  .4411  .4720 95.20 78.90 73.55 70.95 68.15 66.00
   1/  .5000  .4355 6                 245816 67.25  .4721  .5030 101.95 84.60 78.80 76.00 73.05 70.75
  17/32  .5313  .4355 6                 245817 69.20  .5031  .5340 103.85 86.50 80.65 77.90 74.95 72.60
   9/16  .5625  .4355 6                 245818 69.20  .5341  .5660 103.85 86.50 80.65 77.90 74.95 72.60
  19/32  .5938  .4355 6                 245819 71.85  .5661  .5970 106.50 89.15 83.30 80.55 77.60 75.30
   5/  .6250  .5615 6  1/         245820 71.85  .5971  .6280 106.50 89.15 83.30 80.55 77.60 75.30
  21/32  .6563  .5615 6  1/         245821 73.20  .6281  .6590 107.85 90.45 84.65 81.90 78.90 76.60
  11/16  .6875  .5615 6  1/         245822 73.20  .6591  .6910 107.85 90.45 84.65 81.90 78.90 76.60
  23/32  .7188  .5615 6  1/         245823 76.55  .6911  .7220 111.15 93.75 88.05 85.30 82.25 79.90
   3/  .7500  .6245 6  1/  1/ 245824 76.55  .7221  .7530 111.15 93.75 88.05 85.30 82.25 79.90
  25/32  .7813  .6245 6  1/  1/ 245825 79.20  .7531  .7840 113.75 96.40 90.60 87.80 84.85 82.50
  13/16  .8125  .6245 6  1/  1/ 245826 79.20  .7841  .8160 113.75 96.40 90.60 87.80 84.85 82.50
  27/32  .8438  .6245 6  1/  1/ 245827 82.35  .8161  .8470 116.90 99.55 93.75 91.05 88.10 85.70
   7/  .8750  .7495 6  5/ 10         245828 85.50  .8471  .8780 121.30 103.35 97.30 94.45 91.35 88.95
  29/32  .9063  .7495 6  5/ 10         245829 99.50  .8781  .9090 135.40 117.45 111.35 108.45 105.40 102.95
  15/16  .9375  .7495 8  5/ 10         245830 99.50  .9091  .9410 135.40 117.45 111.35 108.45 105.40 102.95
  31/32  .9688  .7495 8  5/ 10         245831 104.25  .9411  .9720 140.20 122.20 116.10 113.25 110.20 107.75
        1.0000  .8745 8  3/ 10  1/ 245832 104.25  .9721 1.0030 140.20 122.20 116.10 113.25 110.20 107.75
 1/16 1.0625  .8745 8  3/ 10  1/ 245834 107.80 1.0031 1.0660 142.20 124.90 119.20 116.45 113.45 111.20
 1/ 1.1250  .8745 8  7/ 11         245836 116.75 1.0661 1.1280 151.15 133.90 128.10 125.40 122.45 120.10
 3/16 1.1875  .9995 8  7/ 11         245838 122.05 1.1281 1.1905 156.50 139.25 133.45 130.80 127.80 125.45
 1/ 1.2500  .9995 8         11  1/ 245840 131.85 1.1906 1.2530 166.30 149.15 143.30 140.60 137.65 135.30
 5/16 1.3125  .9995 8         11  1/ 245842 135.55 1.2531 1.3155 170.00 152.80 146.95 144.25 141.30 138.95
 3/ 1.3750  .9995 8  1/ 12         245844 144.60 1.3156 1.3780 179.00 161.75 156.00 153.30 150.25 148.00
 7/16 1.4375  .9995 8  1/ 12         245846 156.60 1.3781 1.4405 191.00 173.75 167.95 165.20 162.30 159.95
 1/ 1.5000 1.2495 8  1/ 12  1/ 245848 161.10 1.4406 1.5030 195.55 178.30 172.55 169.80 166.90 164.55
 9/16 1.5625 1.2495 8  1/ 12  1/ 245850 253.10 1.5031 1.5660 287.60 270.35 264.60 261.80 258.85 256.50
 5/ 1.6250 1.2495 8  1/ 13         245852 261.75 1.5661 1.6280 296.25 279.05 273.25 270.50 267.50 265.20
11/16 1.6875 1.2495 8  1/ 13         245854 287.40 1.6281 1.6910 321.90 304.70 298.90 296.15 293.15 290.85
 3/ 1.7500 1.2495 10  1/ 13  1/ 245856 287.40 1.6911 1.7530 321.90 304.70 298.90 296.15 293.15 290.85
13/16 1.8125 1.4995 10  1/ 13  1/ 245858 294.10 1.7531 1.8160 328.60 311.40 305.60 302.85 299.80 297.55
 7/ 1.8750 1.4995 10  1/ 14         245860 308.45 1.8161 1.8780 342.95 325.75 319.90 317.20 314.20 311.90
15/16 1.9375 1.4995 10  1/ 14         245862 327.00 1.8781 1.9410 361.50 344.25 338.45 335.75 332.75 330.45
        2.0000 1.4995 12  1/ 14         245864 326.55 1.9411 2.0030 361.05 343.80 338.05 335.30 332.30 330.00
 1/ 2.1250 1.4995 12  1/ 14  1/ 245868 606.70 2.0031 2.1280 641.20 623.95 618.15 615.45 612.40 610.15
 1/ 2.2500 1.7495 12  1/ 14  1/ 245872 651.60 2.1281 2.2530 686.10 668.85 663.10 660.35 657.35 655.10
 3/ 2.3750 1.7495 12  1/ 15         245876 674.25 2.2531 2.3780 708.75 691.50 685.70 683.00 680.00 677.70
 1/ 2.5000 1.7495 12  1/ 15         245880 674.25 2.3781 2.5030 708.75 691.50 685.70 683.00 680.00 677.70
* 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.