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      AIAPAn FDH Company | 
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Address:  | 
    
 
Phone: 817.465.9880  | 
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															AIAP supplies Hi-Tigue collars engineered to complement Hi-Tigue pins in fatigue-critical aerospace applications. These collars are designed for secure installation, precise torque control, and long-term durability, ensuring optimal performance of the Hi-Tigue fastening system. We stock a wide range of Hi-Tigue collars under standard part numbers as well as OEM-specific designs used across major commercial and defense platforms.
| PART # | APPLICATION TYPE | MATERIAL | GRIP VARIATION | OVERSIZE | NEXT O/S | COLLAR DESCRIPTION | 
|---|---|---|---|---|---|---|
| HLT70 | SHEAR | 2024 | 1/16 | STD | HLT270 OR HLT277 | |
| HLT71 | SHEAR | 2024 | 1/16 | STD | HLT271 | SELF-ALIGNING | 
| HLT72 | SHEAR | 2024 | 1/16 | STD | DOUBLE HEX | |
| HLT73 | TENSION | 17-4PH | 1/16 | STD | HLT273 | |
| HLT74 | TENSION | 17-4PH | 1/16 | STD | HLT274 | SELF-ALIGNING | 
| HLT76 | SPECIAL | 300SST | 1/16 | 1/64 | DOUBLE HEX | |
| HLT77 | SHEAR | 2024 | 1/16 | STD | HLT277 | |
| HLT78 | TENSION | A-286 | 1/16 | STD | HLT278 | |
| HLT81 | SPECIAL | ALLOY STEEL | 1/16 | STD | ||
| HLT83 | SHEAR | 300SST | 1/16 | 1/64 | SEALING | |
| HLT84 | SHEAR | 17-4PH | 1/16 | STD | ||
| HLT85 | SPECIAL | ALLOY STEEL | DOUBLE HEX, USE ON HLT116 | |||
| HLT86 | TENSION | 300SST | 1/16 | STD | HLT286 | |
| HLT87 | TENSION | 300SST | 1/16 | STD | SEALING | |
| HLT88 | TENSION | 300SST | 1/16 | STD | HLT288 | SELF-ALIGNING | 
| HLT89 | TENSION | 17-4PH | 1/16 | STD | HLT289 | |
| HLT92 | SHEAR | 3AL-2.5 | 1/16 | 1/64 | SEALING, USE STD. & 1/64 O/S PINS | |
| HLT94 | SHEAR | 300SST | 1/16 | STD | HLT294 | |
| HLT95 | SHEAR | 300SST | 1/16 | STD | HLT295 | SELF-ALIGNING | 
| HLT170 | SHEAR | 2024 | 1/16 | STD | HLT370 | INCREASED COUNTERBORE DEPTH | 
| HLT171 | SHEAR | 2024 | 1/16 | STD | HLT371 | SELF-ALIGNING | 
| HLT177 | SHEAR | 7075 | 1/16 | STD | AUTO FEED TYPE, USE ON HLT115 | |
| HLT179 | SHEAR | 7075 | 1/16 | 1/32 | 1/32 O/S | |
| HLT181 | SHEAR | 6AL-4V | 1/16 | STD | HLT381 | INCREASED COUNTERBORE DEPTH | 
| HLT182 | SHEAR | 6AL-4V | 1/16 | STD | SELF-ALIGNING, INCREASED COUNTERBORE DEPTH | |
| HLT183 | SHEAR | 6AL-4V | 1/16 | STD | SEALING, INCREASED COUNTERBORE DEPTH | |
| HLT185 | TENSION | 300SST | 1/16 | STD | HLT385 | SELF-ALIGNING, INCREASED COUNTERBORE DEPTH | 
| HLT186 | TENSION | 300SST | 1/16 | STD | HLT386 | INCREASED COUNTERBORE DEPTH | 
| HLT187 | TENSION | ALLOY STEEL | 1/16 | 1/32 | 1/32 O/S | |
| HLT194 | SHEAR | 300SST | 1/16 | STD | HLT394 | INCREASED COUNTERBORE DEPTH | 
| HLT195 | SHEAR | 300SST | 1/16 | STD | HLT395 | SELF-ALIGNING, INCRESED COUNTERBORE DEPTH | 
| HLT197 | SHEAR | A-286 | 1/16 | STD | INCREASED COUNTERBORE DEPTH | |
| HLT270 | SHEAR | 2024 | 1/16 | 1/32 | 1/32 O/S FOR HLT70 | |
| HLT271 | SHEAR | 2024 | 1/16 | 1/32 | SELF-ALIGNING, 1/32 O/S FOR HLT71 | |
| HLT273 | TENSION | 17-4PH | 1/16 | 1/32 | 1/32 O/S FOR HLT73 | |
| HLT274 | TENSION | 17-4PH | 1/16 | 1/32 | SELF-ALIGNING, 1/32 O/S FOR HLT74 | |
| HLT277 | SHEAR | 2024 | 1/16 | 1/32 | 1/32 O/S FOR HLT77 | |
| HLT278 | TENSION | A-286 | 1/16 | 1/32 | 1/32 O/S FOR HLT78 | |
| HLT284 | SHEAR | 17-4PH | 1/16 | 1/32 | 1/32 O/S FOR HLT84 | |
| HLT286 | TENSION | 300SST | 1/16 | 1/32 | 1/32 O/S FOR HLT86 | |
| HLT288 | TENSION | 300SST | 1/16 | 1/32 | 1/32 O/S FOR HLT88 | |
| HLT289 | TENSION | 17-4PH | 1/16 | 1/32 | 1/32 O/S FOR HLT89 | |
| HLT294 | SHEAR | 300SST | 1/16 | 1/32 | 1/32 O/S FOR HLT94 | |
| HLT295 | SHEAR | 300SST | 1/16 | 1/32 | SELF-ALIGNING, 1/32 O/S FOR HLT95 | |
| HLT296 | SHEAR | 2024 | 1/32 | STD | ||
| HLT297 | SHEAR | A-286 | 1/16 | 1/32 | 1/32 O/S FOR HLT97 | |
| HLT298 | SHEAR | A-286 | 1/16 | 1/32 | SELF-ALIGNING, 1/32 O/S FOR HLT98 | |
| HLT370 | SHEAR | 2024 | 1/16 | 1/32 | INCRESED COUNTERBORE DEPTH, 1/32 O/S FOR HLT170 | |
| HLT371 | SHEAR | 2024 | 1/16 | 1/32 | SELF-ALIGNING, INCREASED COUNTERBORE DEPTH, 1/32 O/S F | |
| HLT381 | SHEAR | 6AL-4V | 1/16 | 1/32 | INCREASED COUNTERBORE DEPTH, 1/32 O/S FOR HLT181 | |
| HLT382 | SHEAR | 6AL-4V | 1/16 | 1/32 | SELF-ALIGNING, INCREASED COUNTERBORE DEPTH, 1/32 O/S F | |
| HLT385 | TENSION | 300SST | 1/16 | 1/32 | SELF-ALIGNING, INCREASED COUNTERBORE DEPTH, 1/32 O/S F | |
| HLT386 | TENSION | 300SST | 1/16 | 1/32 | 1/32 O/S FOR HLT186 | |
| HLT394 | SHEAR | 300SST | 1/16 | 1/32 | INCEASED COUNTERBORE DEPTH, 1/32 O/S FOR HLT194 | |
| HLT395 | SHEAR | 300SST | 1/16 | 1/32 | SELF-ALIGNING, INCREASED COUNTERBORE DEPTH, 1/32 O/S F | |
| HLT473 | TENSION | 17-4PH | 1/16 | STD | ||
| HLT477 | SHEAR | 2024 | 1/16 | STD | HLT270 | AUTO FEED TYPE | 
| HLT481 | SPECIAL | 6AL-4V | 1/16 | STD | SHORT THREAD | |
| HLT486 | TENSION | 300SST | 1/16 | STD | HLT286 | AUTO FEED TYPE | 
| HLT581 | SHEAR | 6AL-4V | 1/16 | STD | SHORT THREAD | |
| HLT582 | SHEAR | 6AL-4V | 1/16 | STD | SELF-ALIGNING, SHORT THREAD | |
| HLT583 | SHEAR | 6AL-4V | 1/16 | STD | SEALING | |
| HLT590 | TENSION | 6AL-4V | 1/16 | STD | ||
| HLT597 | SHEAR | A-286 | 1/16 | STD | ||
| HLT598 | SHEAR | A-286 | 1/16 | STD | SELF-ALIGNING, SHORT THREAD | |
| HLT677 | SHEAR | 7075 | 1/16 | STD | DOUBLE HEX | |
| HLT785 | TENSION | A-286 | 1/16 | 1/64 | HLT885 | SELF-ALIGNING, USE ON STD. & 1/64 O/S PINS | 
| HLT791 | SHEAR | 3AL-2.5V | 1/16 | 1/64 | HLT891 | USE ON STD. & 1/64 O/S PINS | 
| HLT796 | SHEAR | 3AL-2.5V | 1/16 | 1/64 | HLT896 | SELF-ALIGNING, USE ON STD. & 1/64 O/S PINS | 
| HLT885 | TENSION | A-286 | 1/16 | 1/32 | SELF-ALIGNING, 1/32 O/S FOR HLT785 | |
| HLT891 | SHEAR | 3AL-2.5V | 1/16 | 1/32 | SELF-ALIGNING, 1/32 O/S FOR HLT791 | |
| HLT896 | SHEAR | 3AL-2.5V | 1/16 | 1/32 | SELF-ALIGNING, 1/32 O/S FOR HLT796 | |
| HLT97 | SHEAR | A-286 | 1/16 | STD | HLT297 | |
| HLT98 | SHEAR | A-286 | 1/16 | STD | HLT298 | SELF-ALIGNING |