Part Number LS578-12 Machine Screw
SKU: 5305001509581LS57812 Machine Screw Datasheet
Thread Direction:
Right-hand
Thread Length:
Between 0.531 inches and 0.547 inches
Fastener Length:
Between 0.828 inches and 0.874 inches
Head Style:
Flat countersunk
Head Diameter:
Between 0.447 inches and 0.507 inches
Internal Drive Style:
Cross recess type 1
Thread Diameter:
0.250 inches
Thready Qty Per Inch (tpi):
28
Min. Tensile Strength (psi):
125000 pounds per square inch
Hardness Rating:
Between 26.0 rockwell c and 32.0 rockwell c
Countersink Angle:
Between 99.0 degrees and 101.0 degrees
Screw Material:
Steel comp 4130 or steel comp 8630 or steel comp 8735 or steel comp 8740
Screw Material Specification:
MIL-S-6758 military specification 1ST material response or MIL-S-6050 military specification 2ND material response or MIL-S-6098 military specification 3RD material response or MIL-S-6049 military specification 4TH material response
Screw Surface Treatment:
Cadmium and chromate
Screw Surface Treatment Specification:
QQ-P-416, type 2, class 3 federal specification all treatment responses
Manufacturer Cage:
98897
Trade Information:
- Schedule B: 7318152000
- SITC: 69421
- End Use: Iron and steel products, other
- NAICS: 332722
- USDA: 1
Bolts and bolts and their nuts or washers exported in the same shipment
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