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NAS1351C3H20

Socket Head Cap Screw

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Description

Fastener Length: 1-1/4", Hole Diameter: 3/64", Thread: 10-32, Head Width: 5/32", Thread Length: 7/8"

Specifications

Fastener Length 1.210 inches minimum and 1.250 inches maximum
Hardness Rating 80.0 rockwell b minimum
Head Diameter 0.303 inches minimum and 0.312 inches maximum
Head Height 0.185 inches minimum and 0.190 inches maximum
Head Style Flat chamfer
Hole Configuration Style Round internal hexagon
Hole Diameter 0.044 inches minimum and 0.050 inches maximum
Hole Quantity 6
Hole Type Drilled
Internal Drive Style Hexagon
Length 1 1/4
Material CRES
Material Specification 66 fed std all material responses
Min. Tensile Strength (psi) 80000 pounds per square inch
Minimum Yield Strength 30000 pounds per square inch
Specification Data 80205-nas1351 professional/industrial association standard
Surface Treatment Passivate
Surface Treatment Specification Qq-p-35 fed spec single treatment response
Thread Class 3a
Thread Diameter 0.190
Thread Direction Right-hand
Thread Length 0.875 inches minimum
Thread Qty 32
Thread Qty Per Inch (tpi) 32
Thread Series Designator UNRF
Thread Size 10
Width Across Flats 0.156 inches minimum and 0.159 inches maximum

Other sizes

Parts that share this base number, ordered by size. Always verify the full specification before substituting.

Cross-reference

Similar parts

Parts with matching key dimensions — often from a different standards family. Candidates for comparison only; verify the full specification before substituting.

  • MS24673-7 MS #10-32 · 0.073 in · Flat chamfer · CRES
  • MS24678-14 MS #10-32 · 0.073 in · Flat chamfer · Steel
  • MS24678-15 MS #10-32 · 0.073 in · Flat chamfer · Steel
  • NAS1351-3H20P NAS #10-32 · 0.073 in · Flat chamfer · Steel
  • NAS1351-3H28P NAS #10-32 · 0.073 in · Flat chamfer · Steel
  • NAS1351C3H28 NAS #10-32 · 0.073 in · Flat chamfer · CRES

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Catalog data updated 2026-07-05. Report a data error