Howmet Fastening Systems
Howmet Fastening Systems
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40S5 Stud Assembly, Flat Head Cross Recess
Unit of Measure
1 2 3 4 

Item #

Head Style

Stud Material

Finish

L

S

Approx. Weight/100

40S5-11C N/A #2 Cross Recess N/A 4037 Steel per AMS 6300, ASTM A331, ASTM A322, ASTM A752 or 1008-1010 Steel per ASTM A108 N/A Zinc Plate per ASTM B633, Type III, Class 5 (Clear Chromate) N/A 0.683-0.693 in N/A 0.960 in N/A 1.130 lb
40S5-12C N/A #2 Cross Recess N/A 4037 Steel per AMS 6300, ASTM A331, ASTM A322, ASTM A752 or 1008-1010 Steel per ASTM A108 N/A Zinc Plate per ASTM B633, Type III, Class 5 (Clear Chromate) N/A 0.713-0.723 in N/A 0.990 in N/A 1.150 lb
40S5-13C N/A #2 Cross Recess N/A 4037 Steel per AMS 6300, ASTM A331, ASTM A322, ASTM A752 or 1008-1010 Steel per ASTM A108 N/A Zinc Plate per ASTM B633, Type III, Class 5 (Clear Chromate) N/A 0.743-0.753 in N/A 1.020 in N/A 1.170 lb
40S5-14C N/A #2 Cross Recess N/A 4037 Steel per AMS 6300, ASTM A331, ASTM A322, ASTM A752 or 1008-1010 Steel per ASTM A108 N/A Zinc Plate per ASTM B633, Type III, Class 5 (Clear Chromate) N/A 0.773-0.783 in N/A 1.050 in N/A 1.190 lb
40S5-15C N/A #2 Cross Recess N/A 4037 Steel per AMS 6300, ASTM A331, ASTM A322, ASTM A752 or 1008-1010 Steel per ASTM A108 N/A Zinc Plate per ASTM B633, Type III, Class 5 (Clear Chromate) N/A 0.803-0.813 in N/A 1.080 in N/A 1.210 lb
40S5-16C N/A #2 Cross Recess N/A 4037 Steel per AMS 6300, ASTM A331, ASTM A322, ASTM A752 or 1008-1010 Steel per ASTM A108 N/A Zinc Plate per ASTM B633, Type III, Class 5 (Clear Chromate) N/A 0.833-0.843 in N/A 1.110 in N/A 1.230 lb
40S5-17C N/A #2 Cross Recess N/A 4037 Steel per AMS 6300, ASTM A331, ASTM A322, ASTM A752 or 1008-1010 Steel per ASTM A108 N/A Zinc Plate per ASTM B633, Type III, Class 5 (Clear Chromate) N/A 0.863-0.873 in N/A 1.140 in N/A 1.250 lb
40S5-18C N/A #2 Cross Recess N/A 4037 Steel per AMS 6300, ASTM A331, ASTM A322, ASTM A752 or 1008-1010 Steel per ASTM A108 N/A Zinc Plate per ASTM B633, Type III, Class 5 (Clear Chromate) N/A 0.893-0.903 in N/A 1.170 in N/A 1.270 lb
40S5-19C N/A #2 Cross Recess N/A 4037 Steel per AMS 6300, ASTM A331, ASTM A322, ASTM A752 or 1008-1010 Steel per ASTM A108 N/A Zinc Plate per ASTM B633, Type III, Class 5 (Clear Chromate) N/A 0.923-0.933 in N/A 1.200 in N/A 1.290 lb
40S5-20C N/A #2 Cross Recess N/A 4037 Steel per AMS 6300, ASTM A331, ASTM A322, ASTM A752 or 1008-1010 Steel per ASTM A108 N/A Zinc Plate per ASTM B633, Type III, Class 5 (Clear Chromate) N/A 0.953-0.963 in N/A 1.230 in N/A 1.310 lb
40S5-1D N/A #2 Cross Recess N/A 4037 Steel per AMS 6300, ASTM A331, ASTM A322, ASTM A752 or 1008-1010 Steel per ASTM A108 N/A Zinc Plate per ASTM B633, Type III, Class 5 (Yellow Chromate) N/A 0.383-0.393 in N/A 0.660 in N/A 0.940 lb
40S5-2D N/A #2 Cross Recess N/A 4037 Steel per AMS 6300, ASTM A331, ASTM A322, ASTM A752 or 1008-1010 Steel per ASTM A108 N/A Zinc Plate per ASTM B633, Type III, Class 5 (Yellow Chromate) N/A 0.413-0.423 in N/A 0.690 in N/A 0.960 lb
40S5-5D N/A #2 Cross Recess N/A 4037 Steel per AMS 6300, ASTM A331, ASTM A322, ASTM A752 or 1008-1010 Steel per ASTM A108 N/A Zinc Plate per ASTM B633, Type III, Class 5 (Yellow Chromate) N/A 0.503-0.513 in N/A 0.780 in N/A 1.020 lb
40S5-6D N/A #2 Cross Recess N/A 4037 Steel per AMS 6300, ASTM A331, ASTM A322, ASTM A752 or 1008-1010 Steel per ASTM A108 N/A Zinc Plate per ASTM B633, Type III, Class 5 (Yellow Chromate) N/A 0.533-0.543 in N/A 0.810 in N/A 1.040 lb
40S5-7D N/A #2 Cross Recess N/A 4037 Steel per AMS 6300, ASTM A331, ASTM A322, ASTM A752 or 1008-1010 Steel per ASTM A108 N/A Zinc Plate per ASTM B633, Type III, Class 5 (Yellow Chromate) N/A 0.563-0.573 in N/A 0.840 in N/A 1.060 lb
40S5-8D N/A #2 Cross Recess N/A 4037 Steel per AMS 6300, ASTM A331, ASTM A322, ASTM A752 or 1008-1010 Steel per ASTM A108 N/A Zinc Plate per ASTM B633, Type III, Class 5 (Yellow Chromate) N/A 0.593-0.603 in N/A 0.870 in N/A 1.070 lb
40S5-9D N/A #2 Cross Recess N/A 4037 Steel per AMS 6300, ASTM A331, ASTM A322, ASTM A752 or 1008-1010 Steel per ASTM A108 N/A Zinc Plate per ASTM B633, Type III, Class 5 (Yellow Chromate) N/A 0.623-0.633 in N/A 0.900 in N/A 1.090 lb
40S5-10D N/A #2 Cross Recess N/A 4037 Steel per AMS 6300, ASTM A331, ASTM A322, ASTM A752 or 1008-1010 Steel per ASTM A108 N/A Zinc Plate per ASTM B633, Type III, Class 5 (Yellow Chromate) N/A 0.653-0.663 in N/A 0.930 in N/A 1.110 lb
40S5-11D N/A #2 Cross Recess N/A 4037 Steel per AMS 6300, ASTM A331, ASTM A322, ASTM A752 or 1008-1010 Steel per ASTM A108 N/A Zinc Plate per ASTM B633, Type III, Class 5 (Yellow Chromate) N/A 0.683-0.693 in N/A 0.960 in N/A 1.130 lb
40S5-12D N/A #2 Cross Recess N/A 4037 Steel per AMS 6300, ASTM A331, ASTM A322, ASTM A752 or 1008-1010 Steel per ASTM A108 N/A Zinc Plate per ASTM B633, Type III, Class 5 (Yellow Chromate) N/A 0.713-0.723 in N/A 0.990 in N/A 1.150 lb
40S5-14D N/A #2 Cross Recess N/A 4037 Steel per AMS 6300, ASTM A331, ASTM A322, ASTM A752 or 1008-1010 Steel per ASTM A108 N/A Zinc Plate per ASTM B633, Type III, Class 5 (Yellow Chromate) N/A 0.773-0.783 in N/A 1.050 in N/A 1.190 lb
40S5-17D N/A #2 Cross Recess N/A 4037 Steel per AMS 6300, ASTM A331, ASTM A322, ASTM A752 or 1008-1010 Steel per ASTM A108 N/A Zinc Plate per ASTM B633, Type III, Class 5 (Yellow Chromate) N/A 0.863-0.873 in N/A 1.140 in N/A 1.250 lb
40S5-20D N/A #2 Cross Recess N/A 4037 Steel per AMS 6300, ASTM A331, ASTM A322, ASTM A752 or 1008-1010 Steel per ASTM A108 N/A Zinc Plate per ASTM B633, Type III, Class 5 (Yellow Chromate) N/A 0.953-0.963 in N/A 1.230 in N/A 1.310 lb
40S5-1S N/A #2 Cross Recess N/A 300 CRES per ASTM A276, ASTM A580 or AMS-QQ-S-763 N/A Passivate per ASTM A967 (Nitric) or AMS 2700 N/A 0.383-0.393 in N/A 0.660 in N/A 0.950 lb
40S5-2S N/A #2 Cross Recess N/A 300 CRES per ASTM A276, ASTM A580 or AMS-QQ-S-763 N/A Passivate per ASTM A967 (Nitric) or AMS 2700 N/A 0.413-0.423 in N/A 0.690 in N/A 0.970 lb
Unit of Measure
1 2 3 4