Insert taps and fitting tools Cross Spiralock*

1 Insert taps and fitting toolsDelivery from stockCross Spiralock* Thread Locking SystemExclusively designed and manufactured by the CrossManufacturing Company, the Cross spiralock thread lockingsystem incorporates the unique features and benefits of theSpiralock thread form on a comprehensive range of wire for high performance resistance to vibration-inducedloosening, combined with ease of fitting , without pre-winding. easy to fit and free-running high number of re-uses uses standard bolt fastening load evenly distributed along the bolt improved fatigue lifeISO Metric Dimensions in mmInsert TapsTappedInsertingInserting StemsTangSpiralStraightHoleHandlePlainSh ouldered Type*Break-offFluteFluteGaugeTypePunches 1 x .503 MCTS3 MCTP3 MCGKH 1K3 MC10K3 MC15 K3 MC20K3 MC25 K3 MC30P3 MCM4 x.

2 704 MCTS4 MCTP4 MCGK4 MC10K4 MC15 K4 MC20K4 MC25 K4 MC30P4 MCM5 x .805 MCTS5 MCTP5 MCGK5 MC10K5 MC15 K5 MC20K5 MC25 K5 MC30P5 MCM6 x MCTS6 MCTP6 MCGKH 26 MCKSP6 MCM8 x MCTS8 MCTP8 MCG8 MCKSM10 x MCTS10 MCTP10 MCG10 MCKSM12 x MCTS12 MCTP12 MCG12 MCKSM16 x MCTP16 MCG16 MCKSUNC Dimensions in inches4-40N4 CTSN4 CTPN4 CGKH 1N4 CK10N4 CK15N4 CK20N4 CK25N4 CK30N4 CP6-32N6 CTSN6 CTPN6 CGN6 CK10N6 CK15N6 CK20N6 CK25N6 CK30N6 CP8-32N8 CTSN8 CTPN8 CGN8 CKSN8 CP10-24N10 CTSN10 CTPN10 CGKH 2N8 CKSN10 CP1/4-204 CTS4 CTP4 CG4 CKS4 CP5/16-185 CTS5 CTP5 CG5 CKS3/8-166 CTS6 CTP6 CG6 CKS7/16-147 CTS7 CTP7 CG7 CKSUNF Dimensions in inches10-32N10 FTSN10 FTPN10 FGKH 1N10 FK10N10 FK15N10 FK20N10 FK25N10 FK30N10 FP1/4-284 FTS4 FTP4 FGKH 24 FKS4 FP5/16-245 FTS5 FTP5 FG5 FKS3/8-246 FTS6 FTP6 FG6 FKS7/16-207 FTS7 FTP7 FG7 FKS*For easy fitting use shouldered type stem on small

3 Stem to suit length of Manufacturing Company (1938) LtdHead Office & Factory:Midford Road, Combe Down Bath BA2 5RR EnglandTel: +44 (0) 1225 837000 Fax: +44 (0) 1225 834115 Email: 9001, AS9100, TS157, CAAD evizes Factory:Hopton Park, London RoadDevizes SN10 2EY EnglandTel: +44 (0) 1380 722421 Fax: +44 (0) 1380 722405 Email: No. CMR53-8 Issue date: 08/04 Crest of standard bolt seats againstramp of special Insert thread profile,preventing transverse movement ofbolt relative to Insert and resistingloosening due to applications include helicopter rotor heads and gearboxes, locomotive gearboxes and rock drills.* spiralock is a trademark of spiralock Corporation, the original manufacturer of the spiralock thr ead fatigueperformanceThe Cr oss spiralock Thr ead Insertradially centr es the bolt to the tappedhole.

4 The compr essive loads engage onthe wedge ramp of each tu rn of thethr ead. This results in a mo re evendistribution of the bearing load down thelength of the thr ead Insert . This canreduce the risk of fatigue failu re s causedby excess concentration of thesebearing loads on the first few tur ns as iscommon wher e ther e is no thr ead *Prevailing torque typeTest Cycles x 1000 Preload lbf10005000123456 Results from the Junkers Te st Machineconfirm superior performance compar edto other locking Insert hole & standard length dataMade from austenitic stainless steel to DTD 734A. The standard range of ISO metric and UNIFIED inserts are listed lengths are available on request. Quality control to ISO 9001 : 2000 Part numbers shown for unplated, cadmium plated and silver plated.

5 Zinc plated inserts also available. Apply to Cr oss for detai instructions1 Drill the holeSelect drill size from the holeWith special Insert the hole (optional). Insert provides an internal spiralock * thread to suit standard bolt3 Fit the insert1. Select the appr opriate Insert ke the Insert on to the key so thatthe tang of the Insert engages in thedriving slot at the forwar d Apply assembly to the tappedhole. Avoiding a downward load onthe tang wind in the Insert until thetop coil is no less than half a coilbelow the top of the tapped hole. Thekey stems supplied for thr ead insertsup to and including M4 ar e steppedto pr event for cing of the tang duringfitting. When or dering stems forthese sizes the length of the insertshould be off tangFor Insert sizes up to M6 or 1/4usethe punch provided to remove thetang.

6 Locate punch on tang andgive sharp downward blow with alight Insert sizes above M6 or 1/4theinsert key may be used to removethe tang. First turn t he key so that itno longer engages in the tang ofthe Insert . A sharp downward blowwith a light hammer will remove thetang. Do not attempt to twist thetang off in any manner with the Metric tapped holes comply with BS tapped holes comply with BS Maximum fitted length of insertT Minimum full thread depth for blind holes and minimum metalthickness for through Minimum run out requir ed for general purpose 15 lead taps are available if requir Metric Dimensions in mmTapped Hole for Insert (ISO Metric Nut form)1xDia. Long InsertInsertMajorPitch Dia. BMinor Dia. CPart numbers:sizeDia. x .50 x .70 x .80 x x x x x Dimensions in.

7 Dimensions in .. Long InsertPart numbers:UnplatedCadmiumSilverPlatedPlate d340031341031346031340041341041346041340 0463410463460463400513410513460513400613 4106134606134007134107134607134008134108 1346081340101341101346101342026343026347 0263420313430313470313420363430363470363 4204134304134704134204634304634704634205 1343051347051342056343056347056342061343 0613470613420963430963470963421013431013 4710134210634310634710634211134311134711 13421163431163471162xDia. Long Long Insert3xDia. Long InsertPart numbers:Part numbers:Part PITCH PITCH A MAJORDIA. B C MINOR1/2 PITCH PITCH (MIN)BELOW SURFACE