Spec hardware, served at warp speed.

bolts › close tolerance bolts

NAS8703-4

Close Tolerance Bolt

View quote list → Saved parts →

Description

Close Tolerance Bolt

Specifications

Countersink Angle Between 99.0 degrees and 101.0 degrees
Country of Origin USA
Drive Style Cross
Fastener Length Between 0.558 inches and 0.588 inches
Finish Cadmium Per Ams QQ-P-416 TYPE II
Grip 0.250 in
Grip Diameter Between 0.1885 inches and 0.1895 inches
Grip Length Between 0.240 inches and 0.260 inches
Head Angle 100 º
Head Diameter Between 0.266 inches and 0.303 inches
Head Style Flat countersunk
Head Type Countersunk Reduced
Industry Standards/Certification NAS8703
Internal Drive Style Cross recess type 1
Length 0.573 in
Material CRES
Material Specification Ams 5731 assn standard single material response or ams 5737 assn standard single material response
Min. Tensile Strength (psi) 160000 pounds per square inch
Shear Strength 95 ksi
Specification Data 80205-nas8703 professional/industrial association standard
Surface Finish 32.0 microinches bearing surface of head, 32.0 microinches grip, 32.0 microinches threads
Surface Treatment Cadmium and chromate
Surface Treatment Specification Qq-p-416 type 2 cl 2 federal specification single treatment response
Tensile Strength 160 ksi
Thread Class 3a
Thread Diameter 0.190
Thread Direction Right-hand
Thread Length 0.323
Thread Qty 32
Thread Qty Per Inch (tpi) 32
Thread Series UNJF
Thread Series Designator Unjf (fine thread with external controlled root radius)
Thread Size 0.1900-32, 10
Thread Type Short Thread
Weight .004 lb

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.

  • NAS4703-4 NAS 32.00-32 · 9/16 in · Flat countersunk · Steel
  • NAS8603-4 NAS 32.00-32 · 9/16 in · Flat countersunk · Steel

Looking for a specific part? Use the cross-reference lookup.

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