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MS51957-13B | 4-40 X 1/4 Mil-Spec Phillips Pan Machine Screw Stainless Steel Black Oxide [3000 per box]
MS51957-13B Machine Screw
MS51957-13B Machine Screw
  
Price per Box: $463.95 / Quantity Discounts Available
Price per Piece: $0.15465
Boxes Available: 15

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Availability: Stock item. Usually ships in 1 to 2 days
Product Code: MS51957-13B
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Description
 
MS51957-13B | 4-40 X 1/4 MIL-SPEC PHILLIPS PAN MACHINE SCREW STAINLESS STEEL BLACK OXIDE / DFAR
Product Details


  • Meets all AN, MS, NAS, NASM specifications as required
  • Material & quality to procurement spec FF-S-92, SAE AIR 4127
  • Cleaned, Descaled passivated to AMS-QQ-P-35, AMS2700
  • Dimension, tensile, hardness, threads, recess, head marking to Military standard
  • Magnetic permeability to test spec ASTM A342
  • Inspection system requirements per Mil-I-45208
  • CRES Corrosion Resistant Steel
  • 300 Series Stainless Steel
  • DFARS with Full Military Certs
  • Weight per Box:3.099 lb
  • Weight per Piece:0.001033 lb