Howmet| Items |
 26S39-4 26S39 Stud Assembly Cross Recess |
26S39-6 26S39 Stud Assembly Cross Recess |
26S39-7 26S39 Stud Assembly Cross Recess |
26S39-10 26S39 Stud Assembly Cross Recess |
26S39-11 26S39 Stud Assembly Cross Recess |
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| Series | 2600 | |||||||||
| Head Style | Cross Recess | |||||||||
| Stud Material | 4037 Steel per AMS 6300, ASTM A322, ASTM A331, ASTM A752 or 1008-1010 Steel per ASTM A108 | |||||||||
| Cup Material | Carbon Steel per ASTM A109 | |||||||||
| Spring & Cross Pin Material | Music Wire per ASTM A228 | |||||||||
| Stud & Cup Finish | Nickel Plate per QQ-N-290, Type IV, Class 1 | |||||||||
| Spring & Cross Pin Finish | Cadmium Plate per QQ-P-416, Type II, Class 2 | |||||||||
| Dash Number | 4.000 | 6.000 | 7.000 | 10.000 | 11.000 | |||||
| L | 0.601-0.616 in | 0.661-0.676 in | 0.691-0.706 in | 0.781-0.796 in | 0.811-0.826 in | |||||
| S | 0.850 in | 0.910 in | 0.940 in | 1.030 in | 1.060 in | |||||
| Weight/100 | 0.765 lb | 0.787 lb | 0.797 lb | 0.829 lb | 0.840 lb | |||||
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