Part Number HT187-4-11 Close Tolerance Screw
SKU: 5305004454027Product Features
Conical surface of head 32 microinches
HT187411 Close Tolerance Screw Datasheet
Thread Direction:
Right-hand
Thread Length:
0.316 inches
Fastener Length:
Between 0.989 inches and 1.019 inches
Head Style:
Flat countersunk
Head Diameter:
Between 0.497 inches and 0.507 inches
Grip Diameter:
Between 0.2485 inches and 0.2495 inches
Shank Unthreaded Hole Diameter:
0.076 inches first hole and 0.086 inches first hole
Internal Drive Style:
High-torque
Thread Diameter:
0.250 inches
Grip Length:
Between 0.678 inches and 0.698 inches
Thready Qty Per Inch (tpi):
28
Min. Tensile Strength (psi):
160000 pounds per square inch
Countersink Angle:
Between 99.0 degrees and 101.0 degrees
Distance From Head Largest Bearing Surface To Shank Hole Center:
0.886 inches first hole
Surface Finish:
125.0 microinches
Surface Finish:
125.0 microinches top of head
Surface Finish:
32.0 microinches grip
Surface Finish:
32.0 microinches threads
Material Specification:
Nas 498 assn standard single material response
Surface Treatment Specification:
QQ-P-416, type 2, class 3 federal specification single treatment response
Manufacturer Cage:
C4293
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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