GSG 2025 REV A Catalog
MASTER SETTING DISCS STEEL & CHROME
All Cylindrical Master Discs are manufactured to ASME/ANSI B47.1 AGD standard and ASME/ANSI B89.1.5. Master Discs above 2.510in / 63.75mm are black oxided on all non-gaging sufaces. Black anodized aluminum holders available upon request.
STYLE 3
STYLE 1
STYLE 2
Class Z priced same as Class Y, Contact factory for XXX Quantity discount 5 or more identical size less 10%
Bilateral Tolerance
Bilateral Tolerance
Go Minus / NoGo Plus
STYLE 2
STYLE 1
STYLE 3
QUANTITY 1
QUANTITY 1
QUANTITY 1
Size
Class
Tolerance
Length
STEEL
CHROME
STEEL
CHROME
STEEL
CHROME
.105 to .150
XX .000020
#3 3/8 #2 3/4 #1 3/4 #2 7/8 #1 7/8 #3 1/2
$ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $
122.00 $ 101.00 $ 96.00 $ 122.00 $ 101.00 $ 96.00 $ 123.00 $ 102.00 $ 97.00 $ 123.00 $ 102.00 $ 97.00 $ 124.00 $ 103.00 $ 98.00 $ 127.00 $ 106.00 $ 101.00 $ 128.00 $ 107.00 $ 102.00 $ 172.00 $ 144.00 $ 138.00 $ 177.00 $ 148.00 $ 141.00 $ 214.00 $ 179.00 $ 170.00 $ 328.00 $ 273.00 $ 259.00 $ 331.00 $ 276.00 $ 267.00 $ 371.00 $ 309.00 $ 295.00 $ 391.00 $ 326.00 $ 309.00 $ 396.00 $ 330.00 $ 315.00 $ 401.00 $ 335.00 $ 320.00 $
181.00 $ 151.00 $ 145.00 $ 181.00 $ 151.00 $ 145.00 $ 183.00 $ 153.00 $ 146.00 $ 183.00 $ 153.00 $ 146.00 $ 185.00 $ 154.00 $ 148.00 $ 190.00 $ 158.00 $ 151.00 $ 192.00 $ 160.00 $ 153.00 $ 258.00 $ 215.00 $ 207.00 $ 267.00 $ 222.00 $ 211.00 $ 321.00 $ 268.00 $ 255.00 $ 491.00 $ 410.00 $ 390.00 $ 495.00 $ 414.00 $ 400.00 $ 554.00 $ 462.00 $ 442.00 $ 586.00 $ 488.00 $ 462.00 $ 593.00 $ 494.00 $ 471.00 $ 602.00 $ 502.00 $ 481.00 $
230.00 $ 192.00 $ 183.00 $ 230.00 $ 192.00 $ 183.00 $ 232.00 $ 193.00 $ 184.00 $ 236.00 $ 197.00 $ 185.00 $ 237.00 $ 198.00 $ 186.00 $ 242.00 $ 202.00 $ 192.00 $ 245.00 $ 204.00 $ 194.00 $ 331.00 $ 276.00 $ 267.00 $ 339.00 $ 282.00 $ 270.00 $ 411.00 $ 342.00 $ 324.00 $ 623.00 $ 520.00 $ 497.00 $ 635.00 $ 529.00 $ 501.00 $ 583.00 $ 558.00 $ 614.00 $ 582.00 $ 627.00 $ 596.00 $ 635.00 $ 609.00 $
347.00 $ 288.00 $ 274.00 $ 347.00 $ 288.00 $ 274.00 $ 349.00 $ 290.00 $ 276.00 $ 354.00 $ 295.00 $ 278.00 $ 356.00 $ 296.00 $ 280.00 $ 362.00 $ 302.00 $ 288.00 $ 368.00 $ 306.00 $ 292.00 $ 495.00 $ 414.00 $ 400.00 $ 508.00 $ 423.00 $ 405.00 $ 615.00 $ 512.00 $ 486.00 $ 933.00 $ 778.00 $ 744.00 $ 951.00 $ 793.00 $ 751.00 $ 876.00 $ 838.00 $ 921.00 $ 874.00 $ 941.00 $ 896.00 $ 952.00 $ 912.00 $
139.00 $ 116.00 $ 108.00 $ 139.00 $ 116.00 $ 108.00 $ 140.00 $ 117.00 $ 110.00 $ 142.00 $ 118.00 $ 110.00 $ 142.00 $ 118.00 $ 112.00 $ 146.00 $ 122.00 $ 117.00 $ 151.00 $ 126.00 $ 120.00 $ 191.00 $ 154.00 $ 144.00 $ 206.00 $ 172.00 $ 164.00 $ 234.00 $ 186.00 $ 177.00 $ 393.00 $ 328.00 $ 312.00 $ 420.00 $ 351.00 $ 336.00 $ 476.00 $ 396.00 $ 375.00 $ 589.00 $ 490.00 $ 469.00 $ 609.00 $ 507.00 $ 481.00 $ 624.00 $ 521.00 $ 494.00 $
208.00 174.00 161.00 208.00 174.00 161.00 211.00 175.00 166.00 213.00 177.00 166.00 213.00 177.00 169.00 218.00 182.00 175.00 227.00 190.00 181.00 277.00 232.00 215.00 310.00 258.00 246.00 336.00 280.00 266.00 590.00 491.00 467.00 631.00 526.00 504.00 712.00 593.00 561.00 883.00 736.00 705.00 911.00 759.00 720.00 936.00 779.00 740.00
2.671mm to 3.81mm
X Y X Y X Y X Y X Y X Y X Y X Y X Y X Y X Y X Y X Y X Y X Y X Y
.000040 .000070 .000040 .000070
.1501 to .230
XX .000020 #3 7/16
3.811mm to 5.84mm
.2301 to .365
XX .000020
5.841mm to 9.27mm
.000040 #2 .000070 #1
1 1
.3651 to .510
XX .000020 #3 9/16
9.271mm to 12.95mm
.000040 #2 1 1/8 .000070 #1 1 1/8 .000040 #2 1 1/4 .000070 #1 1 1/4 .000060 #2 1 3/8 .000090 #1 1 3/8 .000060 #2 1 5/8 .000090 #1 1 5/8 5/8
.5101 to .825
XX .000020 #3
12.951mm to 20.96mm
.8251 to 1.135
XX .000030 #3 11/16
20.961mm to 28.83mm
1.1351 to 1.510
XX .000030 #3 13/16
28.831mm to 38.35mm
1.5101 to 2.010
XX .000040 #3 7/8
38.351mm to 51.05mm
.000080 #2
2
.00012
#1 1 7/8
2.0101 to 2.510
XX .000040 #3 7/8
51.051mm to 63.75mm
.000080 #2
2 2 1
.00012
#1
2.5101 to 3.010
XX .000050 #3
63.751mm to 76.45mm
.0001
#2 2 1/4
.00015 #1
2
3.0101 to 3.510
XX .000050 #3
1
76.451mm to 89.15mm
.0001
#2 2 1/4
.00015 #1
2
3.5101 to 4.010
XX .000050 #3
1
89.151mm to 101.85mm
.0001 .00015 .0001 .00015 .00013 .00019 .00013 .00019 .00013 .00019
#2 2 1/4 #1 2 1/8 #2 2 1/4 #1 2 1/8 #2 2 1/4 #1 2 1/8 #2 2 1/4 #1 2 1/8 #2 2 1/4 #1 2 1/8 1 1 1 1
4.0101 to 4.510
XX .000050 #3
700.00 $ 1,051.00 $
101.851mm to 114.55mm
4.5101 to 5.010
XX .000065 #3
736.00 1,105.00 $ $
114.551mm to 127.25mm
5.0101 to 5.510
XX .000065 #3
753.00 1,129.00 $ $
127.251mm to 139.95mm
5.5101 to 6.010
XX .000065 #3
762.00 1,143.00 $ $
139.951mm to 152.65mm
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