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NAS7703-21

Close Tolerance Screw

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Description

Fastener Length: 1-41/64", Thread: 10-32, Thread Length: 5/16

Specifications

Fastener Length 1.620 inches minimum and 1.650 inches maximum
Grip Diameter 0.188 inches minimum and 0.189 inches maximum
Grip Length 1.302 inches minimum and 1.322 inches maximum
Head Diameter 0.357 inches minimum and 0.373 inches maximum
Head Height 0.122 inches minimum and 0.133 inches maximum
Head Style Pan Head
Internal Drive Style Cross recess type 1
Length 1 41/64
Material Steel
Material Specification Mil-s-5626 mil spec 1st material response or ams6415 assn std 2nd material response or mil-s-5000 mil spec 3rd material response
Part Name Assigned By Controlling Agency Bolt,pan head,close tolerance, short thread
Surface Treatment Cadmium
Surface Treatment Specification Qq-p-416, type ii, cl 2 fed spec single treatment response
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 Designator UNJF
Thread Size 10

Cross-reference

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