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  5. 1520CSFL , Fine Thread Flat Socket Cap Screw Plain

1520CSFL , Fine Thread Flat Socket Cap Screw Plain

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Flat Head Socket Cap Screws

Flat head screws go countersunk into the receiving material. This allows a smooth finished surface once the bolt or screw is in place.
    U.N.R.F. Fine Thread/Class 3A Threads
    Tensile Strength:
      145,000 psi. min. (thru 1/2" diameter)
      135,000 psi. min. (over 1/2" diameter)
    Manufactured to ASME B18.3 specifications / Heat Treated Alloy Steel
Products specifications
Size 1/4-28 x 1 1/4
Carton Qty 0.100
UM M
Weight Lbs/M 17.20
Tensile Strength 135,000 psi. min. (over 1/2" diameter)
145,000 psi. min. (thru 1/2" diameter)
Liberty Fastener Company
Liberty Fastener Company