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  1/8  4  1/2  245806 $57.15  .1770  .2040 $95.35 $76.25 $69.80 $66.80 $63.55 $60.90
   7/32  .2188  .2075 4 1  1/4  5         245807 57.15  .2041  .2210 95.35 76.25 69.80 66.80 63.55 60.90
  15/64  .2344  .2265 4 1  1/2  6         24582344 57.15  .2211  .2380 95.35 76.25 69.80 66.80 63.55 60.90
   1/4   .2500  .2405 4 1  1/2  6         245808 57.15  .2381  .2530 95.35 76.25 69.80 66.80 63.55 60.90
   9/32  .2813  .2485 4 1  1/2  6         245809 58.40  .2531  .2840 96.60 77.55 71.05 68.10 64.75 62.25
   5/16  .3125  .2792 4 1  1/2  6         245810 58.40  .2841  .3150 96.60 77.55 71.05 68.10 64.75 62.25
  11/32  .3438  .2792 4 1  1/2  6         245811 60.55  .3151  .3470 98.80 79.55 73.20 70.15 66.95 64.35
   3/8   .3750  .3105 4 1  3/4  7         245812 60.55  .3471  .3780 98.80 79.55 73.20 70.15 66.95 64.35
  13/32  .4063  .3105 4 1  3/4  7         245813 63.55  .3781  .4090 101.65 82.60 76.20 73.15 69.80 67.25
   7/16  .4375  .3730 6 1  3/4  7         245814 68.75  .4091  .4410 106.95 87.85 81.40 78.35 75.10 72.45
  15/32  .4688  .3730 6 1  3/4  7         245815 74.25  .4411  .4720 112.55 93.30 87.00 83.95 80.60 78.05
   1/2   .5000  .4355 6 2         8         245816 79.55  .4721  .5030 120.55 100.05 93.20 89.90 86.40 83.65
  17/32  .5313  .4355 6 2         8         245817 81.85  .5031  .5340 122.80 102.25 95.35 92.15 88.65 85.85
   9/16  .5625  .4355 6 2         8         245818 81.85  .5341  .5660 122.80 102.25 95.35 92.15 88.65 85.85
  19/32  .5938  .4355 6 2         8         245819 84.95  .5661  .5970 125.90 105.45 98.50 95.25 91.75 89.00
   5/8   .6250  .5615 6 2  1/4  9         245820 84.95  .5971  .6280 125.90 105.45 98.50 95.25 91.75 89.00
  21/32  .6563  .5615 6 2  1/4  9         245821 86.55  .6281  .6590 127.55 107.00 100.10 96.85 93.30 90.60
  11/16  .6875  .5615 6 2  1/4  9         245822 86.55  .6591  .6910 127.55 107.00 100.10 96.85 93.30 90.60
  23/32  .7188  .5615 6 2  1/4  9         245823 90.50  .6911  .7220 131.45 110.85 104.15 100.85 97.30 94.50
   3/4   .7500  .6245 6 2  1/2  9  1/2  245824 90.50  .7221  .7530 131.45 110.85 104.15 100.85 97.30 94.50
  25/32  .7813  .6245 6 2  1/2  9  1/2  245825 93.70  .7531  .7840 134.50 114.00 107.15 103.80 100.35 97.55
  13/16  .8125  .6245 6 2  1/2  9  1/2  245826 93.70  .7841  .8160 134.50 114.00 107.15 103.80 100.35 97.55
  27/32  .8438  .6245 6 2  1/2  9  1/2  245827 97.40  .8161  .8470 138.25 117.70 110.85 107.70 104.20 101.35
   7/8   .8750  .7495 6 2  5/8  10         245828 101.10  .8471  .8780 143.45 122.20 115.10 111.70 108.00 105.15
  29/32  .9063  .7495 6 2  5/8  10         245829 117.65  .8781  .9090 160.15 138.90 131.65 128.30 124.65 121.75
  15/16  .9375  .7495 8 2  5/8  10         245830 117.65  .9091  .9410 160.15 138.90 131.65 128.30 124.65 121.75
  31/32  .9688  .7495 8 2  5/8  10         245831 123.30  .9411  .9720 165.80 144.55 137.30 133.90 130.30 127.40
1         1.0000  .8745 8 2  3/4  10  1/2  245832 123.30  .9721 1.0030 165.80 144.55 137.30 133.90 130.30 127.40
1  1/16 1.0625  .8745 8 2  3/4  10  1/2  245834 127.45 1.0031 1.0660 168.20 147.70 141.00 137.70 134.20 131.50
1  1/8  1.1250  .8745 8 2  7/8  11         245836 138.10 1.0661 1.1280 178.75 158.35 151.50 148.30 144.80 142.00
1  3/16 1.1875  .9995 8 2  7/8  11         245838 144.30 1.1281 1.1905 185.05 164.70 157.85 154.65 151.10 148.35
1  1/4  1.2500  .9995 8 3         11  1/2  245840 155.95 1.1906 1.2530 196.65 176.40 169.45 166.30 162.75 160.00
1  5/16 1.3125  .9995 8 3         11  1/2  245842 160.30 1.2531 1.3155 201.05 180.70 173.80 170.60 167.10 164.30
1  3/8  1.3750  .9995 8 3  1/4  12         245844 171.00 1.3156 1.3780 211.65 191.30 184.50 181.30 177.65 175.05
1  7/16 1.4375  .9995 8 3  1/4  12         245846 185.20 1.3781 1.4405 225.90 205.50 198.65 195.35 191.95 189.15
1  1/2  1.5000 1.2495 8 3  1/2  12  1/2  245848 190.55 1.4406 1.5030 231.25 210.85 204.05 200.80 197.35 194.60
1  9/16 1.5625 1.2495 8 3  1/2  12  1/2  245850 299.30 1.5031 1.5660 340.10 319.75 312.90 309.60 306.10 303.30
1  5/8  1.6250 1.2495 8 3  1/2  13         245852 309.55 1.5661 1.6280 350.35 330.00 323.15 319.90 316.35 313.60
1 11/16 1.6875 1.2495 8 3  1/2  13         245854 339.90 1.6281 1.6910 380.70 360.35 353.45 350.25 346.70 343.95
1  3/4  1.7500 1.2495 10 3  1/2  13  1/2  245856 339.90 1.6911 1.7530 380.70 360.35 353.45 350.25 346.70 343.95
1 13/16 1.8125 1.4995 10 3  1/2  13  1/2  245858 347.85 1.7531 1.8160 388.60 368.25 361.40 358.15 354.55 351.90
1  7/8  1.8750 1.4995 10 3  1/2  14         245860 364.80 1.8161 1.8780 405.60 385.20 378.30 375.15 371.60 368.85
1 15/16 1.9375 1.4995 10 3  1/2  14         245862 386.70 1.8781 1.9410 427.50 407.10 400.30 397.05 393.50 390.80
2         2.0000 1.4995 12 3  1/2  14         245864 386.15 1.9411 2.0030 427.00 406.55 399.80 396.50 393.00 390.25
2  1/8  2.1250 1.4995 12 3  1/2  14  1/2  245868 717.50 2.0031 2.1280 758.30 737.85 731.00 727.85 724.25 721.55
2  1/4  2.2500 1.7495 12 3  1/2  14  1/2  245872 770.60 2.1281 2.2530 811.40 790.95 784.20 780.95 777.40 774.70
2  3/8  2.3750 1.7495 12 3  1/2  15         245876 797.40 2.2531 2.3780 838.15 817.75 810.90 807.75 804.15 801.45
2  1/2  2.5000 1.7495 12 3  1/2  15         245880 797.40 2.3781 2.5030 838.15 817.75 810.90 807.75 804.15 801.45
* 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.