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NAS1623-7

Machine Screw

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Description

Fastener Length: 23/32", Thread: 10-32, Thread Length: 19/64"

Specifications

Countersink Angle 99.0 degrees minimum and 101.0 degrees maximum
Country of Origin USA
Fastener Length 0.699 inches minimum and 0.729 inches maximum
Hardness Rating 36.0 rockwell c minimum and 40.0 rockwell c maximum
Head Diameter 0.322 inches minimum and 0.387 inches maximum
Head Style Flat countersunk
Industry Standards/Certification NAS1623
Internal Drive Style Torque set
Length 23/32
Material Steel
Min. Tensile Strength (psi) 160000 pounds per square inch
Screw Material Steel comp 4140 or steel comp e4340 or steel comp 6150 or steel comp 8735 or steel comp 8740 or steel comp 4037
Screw Material Specification Mil-s-5626 mil spec 1st material response or mil-s-5000 mil spec 2nd material response or mil-s-8503 mil spec 3rd material response or mil-s-6098 mil spec 4th material response or mil-s-6049 mil spec 5th material response or ams 6300 assn std 6th material response
Screw Surface Treatment Cadmium and chromate
Screw Surface Treatment Specification Qq-p-416,type 2,class 3 fed spec all treatment responses
Sold In EA
Thread Class 3a
Thread Diameter 0.190
Thread Direction Right-hand
Thread Length 0.251 inches minimum and 0.301 inches maximum
Thread Qty 32
Thread Qty Per Inch (tpi) 32
Thread Series Designator UNJF
Thread Size 10
Weight .005 lb

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 NAS1623-7. Try the cross-reference lookup to search by a different part number.

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