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HI-TIGUE™️ (HLT™️) fasteners

HI-LOK / HI-TIGUE Pins

The most current version of the drawings below can be found at https://www.lisi-aerospace.com/en/

Complete Listing: HI-TIGUEPins Complete Listing: HI-TIGUECollars
Standard ConfigurationHI-TIGUETM Pins*
Selection Guide
Minimum Shear Strength** Material Suggested Maximum Temperature (subject to finish)** Head Style Nominal size shank 1/64″ oversize shank 1/32″ oversize shank
95 Ksi 6Al-4V Titanium 750º F Protruding Shear HLT450 HLT434 HLT634
100º Reduced Flush Shear HLT451 HLT435 HLT635
Protruding Tension HLT452 HLT436 HLT636
100º Flush MS24694 Tension HLT453 HLT437 HLT637
108 Ksi Alloy Steel ¹ 450ºF ¹ Protruding Shear HL328 ² HLT428 HLT628
100º Reduced Flush Shear HL329 ² HLT1001 ¹

HLT629
95 Ksi Protruding Tension HL326 ² HLT426 HLT626
100º Flush MS24694 Tension HL327 ² HLT427 HLT627
95 Ksi A-286 Hi-Temperature Alloy 1200ºF Protruding Shear HLT40 HLT140 HLT240
100º Reduced Flush Shear HLT41 HLT141 HLT241
Protruding Tension HLT42 HLT142 HLT242
100º Flush MS24694 Tension HLT43 HLT143 HLT243
125 Ksi PH13-8Mo 600ºF Protruding Shear HLT50 HLT150 HLT250
100º Reduced Flush Shear Crown HLT51 HLT151 HLT251
Protruding Tension HLT52 HLT152 HLT252
100º MS24694 Flush Crown Tension HLT53 HLT153 HLT253
125 Ksi Inconel 718 1200ºF Protruding Shear HLT420 HLT620 HLT714
100º Reduced Flush Shear HLT421 HLT621 HLT715
Protruding Tension HLT422 HLT622 HLT716
100º Flush MS24694 Tension HLT423 HLT623 HLT717
Notes:
* Refer to standards pages for recommended mating collars
** Shear strength at room temperature
¹: Alloy Steel, except HLT1001(Inconel 718, 108Ksi shear
pin)
²: HL328, HL329, HL326, and HL327 are HI-TIGUEpins, first developed before the
‘HLT’ nomenclature was introduced

Other HI-LOK / HI-TIGUE Pins:

HLT10 HLT11 HLT12 HLT13
HLT18 HLT19 HLT20 HLT21
HLT30 HLT31 HLT33 HLT265
HLT310 HLT311 HLT312 HLT313
HLT10 HLT110 HLT111 HLT112
HLT113 HLT114 HLT115 HLT116
HLT121 HLT122 HLT123 HLT124
HLT130 HLT334 HLT335 HLT336
HLT337 HLT610 HLT612 HLT126
HLT127 HLT128 HLT210 HLT211
HLT212 HLT213 HLT710 HLT712

HI-LOK / HI-TIGUE Collars:

HLT70 HLT71 HLT77 HLT86
HLT87 HLT94 HLT95 HLT97
HLT271 HLT273 HLT274 HLT288
HLT370 HLT371

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