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NAS7503-6

Close Tolerance Screw

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Description

Thread Qty: 32, Material: Iron, Surface Treatment: Cadmium, Tensile Strength: 160000, Head Style: Flat Countersunk NAS7503-6 Screw

Specifications

Countersink Angle Between 99.0 degrees and 101.0 degrees
Fastener Length 0.698
Grip Diameter Between 0.188 inches and 0.189 inches
Grip Length 0.375
Head Diameter Between 0.338 inches and 0.381 inches
Head Style Flat countersunk
Material Iron
Material Specification Ams 5731 assn standard single material response or ams 5732 assn standard single material response or ams 5737 assn standard single material response or ams 5853 assn standard single material response
Min. Tensile Strength (psi) 160000 pounds per square inch
Specification Data 80205-nas7503 professional/industrial association standard
Surface Treatment Cadmium
Surface Treatment Specification Class 2 federal specification single treatment response tyii qq-p-416
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)

Other sizes

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

Cross-reference

No interchangeable or dimensionally similar parts are on record for NAS7503-6. Try the cross-reference lookup to search by a different part number.

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