Machine Screw and Fractional Sizes GO 1520 Double End w/handle 1551 NO GO. Nominal Size Length Handle

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1 Thread Plug Gages Taper Lock Machie Screw ad Fractioal Sizes 1502 GO 1520 ouble d w/hadle 1551 NO GO Greefield thread plug gages are made of selected steel, maufactured with the fiest equipmet available, ad meticulously ispected i every thread elemet. The ame Greefield is your guaratee of the fiest i thread gages. Stadard i X tolerace. Geeral imesios B A The shaks o the gagig members are tapered to fit correspodig taper holes i the hadles. Wor members may be removed ad the hadles salvaged for use with ew members. Member sizes 0-6 have male poit i additio to legth show. Nomial Size Legth Hadle A B Overall GO Member Hadle GO NOT GO (HI) Hex. Ich mm & Hadle Oly Member Member Size No. 0, 1, 2, 3 1.6, 2, /2 2 1/32 1 1/2 1/4 3/16 3/ , 5, 6 3, / /32 1 3/4 5/16 7/32 1/4 00 8, 10, 12 4, 4.5, 5 3 3/ / /32 9/32 5/16 0 1/4, 5/16 6, 6.3, 7, 8 4 1/16 3 1/2 2 3/4 1/2 5/16 3/8 1 3/8, 7/16, 1/2 10, / /4 3/8 1/2 2 9/16, 5/8, 3/4 14, 16, 18, /8 4 3/8 3 1/4 7/8 1/2 11/16 3 7/8, 1, 1 1/ /8 4 15/16 3 5/8 1 5/8 7/ /4, 1 3/8, 1 1/2 5 1/ /8 + 4 * 3/4 1 5 * = 1" for 12 threads per ich ad fier 1 1/4" for threads per ich coarser tha 12 For P umbers ad prices, see ext page 1. lea the part before gagig. Get rid of dirt ad chips. Gages are Precisio 2. o ot force the gage. Use reasoably light pressure oly. Measurig Tools Protect the gage from damage. Hadle Properly Nicks ad burrs allow iaccurate results. 4. Keep gage clea ad lightly oiled. This icreases wear life. 5. Avoid hadlig gagig surfaces. Figerprits cause rust Keametal Ic.

2 1502 GO Member 1551 NO GO Member 1520 ouble d w/hadle Hadle Oly lass 2B lass 3B lass 2B lass 3B Nomial Size P No. Price P No. Price P No. Price P No. Price P No. Price P No. Price 0 80 UNF UN UNF UN UNF UN UNF UN UNF UN UNF UN UNF UN UNF UN UNF UN UNF /4 20 UN UNF UNF /16 18 UN UNF UNF /8 16 UN UNF UNF /16 14 UN UNF UNF /2 13 UN UNF UNF /16 12 UN UNF UNF /8 11 UN UNF UNF /4 10 UN UNF UNF /8 9 UN UNF UNF UN UNF UNS UNF /8 7 UN UNF /4 7 UN UNF /8 6 UN UNF /2 6 UN UNF Thread Plug Gages Hadles are ot icluded with sigle members. If hadles are required for GO or NO GO members, specify with hadle. For chrome add 30%. Whe orderig, please use P umbers Keametal Ic. 3

3 Thread Plug Gages Trilock 1522 GO 1531 ouble d w/hadle 1523 NO GO Geeral imesios B A Fractioal Sizes Trilock Plug Gages are reversible. Whe wor out at oe ed, they may be reversed o the specially desiged hadle ad the uused ed put ito use. Legth Hadle A B Overall GO Member Hadle GO NO GO Hex. Nomial Size & Hadle Oly Member Member Size No. 7/8 5 3/ /4 1/2 2 1/ /8 5 1/ /8 3/4 5/8 3 1/2 1 1/ /8 5 3/ /8 3/4 5/8 3 1/2 1 1/ /8 5 1/ /8 3/4 5/8 3 1/2 1 1/ /8 5 1/ /8 3/4 13/16 4 1/2 1 1/ / /4 3/4 13/16 4 1/2 1 3/8-6, 1 1/ /4 5 1/ /2 3/4 13/16 4 1/2 1 3/8-12, 1 1/ / /4 3/4 13/16 4 1/ GO Member 1523 NO GO Member 1531 ouble d w / Hadle lass 2B lass 2B Hadle Oly Nomial Size P No. Price P No. Price P No. Price No. Price 7/8 9 UN / UN / UN / UN / /8 7 UN / UN / /4 7 UN / UN / /8 6 UN / UN / /2 6 UN / UN / Hadles are ot icluded with sigle members. If hadles are required for GO or NO GO members, specify with hadle. Note: 3B Gages are available ad priced the same as 2B Gages. For chrome add 30%. Whe orderig, please use P umbers Keametal Ic.

4 TiN oated Taper Lock Machie Screw ad Fractioal Sizes 2526 GO 2520 ouble d w/hadle 2551 NO GO Greefield Series 2000 gages feature Greefield s high quality taper lock thread gages with a titaium itride coatig. Series 2000 gages are first made with the same care ad accuracy all Greefield gages display. The we apply a thi coatig of titaium itride, offerig a excellet, uiform hard coatig with o loss of substrate hardess or physical distortio. The added hardess ad lubricity of the coatig gives you Greatly icreased life. Surface hardess is greater tha high speed steel. Icreased corrosio ad abrasio resistace due to the iert, hard characteristics of the coatig. Reduced material build-up due to the added lubricity properties of the coatig. From start to fiish Greefield Series 2000 gages stretch your ivestmet i quality GO Member 2551 NO GO Member 2520 ouble d w / Hadle Hadle Oly lass 2B lass 3B lass 2B lass 3B Nomial Size P No. Price P No. Price P No. Price P No. Price P No. Price No. Price 4 40 UN UNF UN UNF UN UNF UN UNF UN UNF UN UNF /4 20 UN UNF /16 18 UN UNF /8 16 UN UNF /16 14 UN UNF /2 13 UN UNF Available: hrome ad Titaium Nitride oated Reversible esig, Metric ad other sizes Helical oil Gages (STI) Steel Taper Lock 2556 GO Member 2551 NO GO Member 2520 ouble d w / Hadle Hadle Oly lass 2B lass 3B lass 2B lass 3B Nomial Size P No. Price P No. Price P No. Price P No. Price P No. Price No. Price 2 56 UN UN UN UN UN UNF /4 20 UN UNF /16 18 UN UNF /8 16 UN UNF /16 20 UNF /2 13 UN UNF Hadles are ot icluded with sigle members. If hadles are required for GO or NO GO members, specify with hadle. For gage dimesios, refer to table o page 4. For chrome add 30%, W-tolerace 33.3%. Titaium is available upo request. Whe orderig, please use P umbers Keametal Ic. 5 Thread Plug Gages

5 Thread Plug Gages Reversible 1509 GO 1529 ouble d w/hadle 1559 NO GO Reversible thread plug gages are straight ad held to size over their etire legth, which permits use of both eds. Whe wor at oe ed the member may be quickly reversed i the specially desiged hadle ad the uused ed put ito use. Geeral imesios The alumium hadles are made to America Gage esig. The gagig members are securely held by meas of bushigs compressed whe the alumium uts are tighteed. Hadles are ot icluded with sigle members. If hadles are required for GO or NO GO members, specify with hadle. Whe orderig, please use P umbers. Machie Screw ad Fractioal Sizes Made of selected steel, maufactured with the fiest equipmet available ad meticulously ispected i every thread elemet. Stadard i X tolerace. Legth Hadle Nomial Hadle GO NO GO Hex. Size-Ich Oly Member Member Size No. 0,1 1 29/32 1/2 1/2 1/4 1W 2,3,4,5 2 15/32 5/8 5/8 3/8 2W 6,8 2 15/32 3/4 3/4 3/8 2W 10,1/4 3 1/8 7/8 7/8 9/16 3W 5/ / /16 4W 3/8 3 19/32 1 1/8 1 1/8 13/16 4W 7/16 4 3/16 1 1/4 1 1/4 13/16 5W 1/2 4 3/16 1 3/8 1 3/8 13/16 5W 9/ /32 1 1/2 1 3/8 15/16 6W 3/4 4 21/32 1 3/4 1 3/8 1 1/16 7W 1509 GO Member 1559 NO GO Member 1529 ouble d w / Hadle Hadle Oly lass 2B lass 2B Nomial Size P No. Price P No. Price P No. Price No. Price 0 80 UNF W UN W UNF W UN W UNF W UN W UNF W UN W UNF W UN W UNF W UN W UNF W UN W UNF W UN W UNF W UN W UNF W /4 20 UN W UNF W /16 18 UN W UNF W /8 16 UN W UNF W /16 14 UN W UNF W /2 13 UN W UNF W /16 12 UN W UNF W /8 11 UN W UNF W /4 10 UN W UNF W B gages are available ad priced the same as 2B gages. For chrome add 30% Keametal Ic.

6 Taper Lock Metric Sizes - lass 6H 1571 GO 1573 ouble d w/hadle 1572 NO GO 1509 GO Member 1559 NO GO Member 1529 ouble d w / Hadle Hadle Oly Nomial Size & Pitch mm P No. Price P No. Price P No. Price No. Price M2.5 X M3 X M3.5 X M4 X M5 X M6 X M8 X M10 X M10 X M12 X M12 X M14 X M14 X M16 X M16 X M18 X M20 X M20 X For members oly add 25% for reversible style. Add 30% for chrome. Hadles are ot icluded with sigle members. If hadles are required for GO or NO GO members, specify with hadle. Whe orderig, please use P umbers. For complete gage dimesios, refer to table o page 4. Thread Plug Gages eterlie Hole Locatio Gages Threaded hole locatio plugs are slotted* every 90 aroud the plug, ad the pitch diameter is groud to assure positive locatio at the pitch diameter of the part beig checked. Use to check ceterlie distace betwee two or more tapped holes. Normally used i pairs. ocetric to P T.I.R. Size (Ich) P No. Price 0-80 UNF UN UNF UN UNF UN UNF UN UNF UN UNF UN UNF UN UNF UN UNF UN UNF /4-20 UN /4-28 UNF Size (Ich) P No. Price 5/16-18 UN /16-24 UNF /8-16 UN /8-24 UNF /16-14 UN /16-20 UNF /2-13 UN /2-20 UNF /16-12 UN /16-18 UNF /8-11 UN /8-18 UNF /4-10 UN /4-16 UNF /8-9 UN /8-14 UNF UN UNF *#10, M5 ad smaller are of solid costructio (ot slotted). Size (Metric) P No. Price M4 X M5 X M6 X M8 X M10 X M12 X M12 X Square to P.. withi.0001 Slotted ± eterlie Hole Locatio Gages 2001 Keametal Ic. 7