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MS27039-1-20

Machine Screw

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Description

Machine Screw

Specifications

Alternate Part Number NAS221-20
Country of Origin USA
Drive Style Cross
Fastener Length Between 1.266 inches and 1.313 inches
Grip 0.813 in
Grip Length 1 9/32
Hardness Rating Between 26.0 rockwell c and 32.0 rockwell c
Head Angle 100 ?
Head Diameter Between 0.357 inches and 0.373 inches
Head Height Between 0.122 inches and 0.133 inches
Head Style Pan Head
Head Type Recessed
Industry Standards/Certification MS27039
Internal Drive Style Cross recess type 1
Length 1.281 in
Material Steel
Material Specification Mil-s-6050 military specification 1st material response or ams 6300 assn standard 2nd material response
Min. Tensile Strength (psi) 125000 pounds per square inch
NIIN 00-915-0040
NSN 5305-00-915-0040
Pre-Packaged Bag Quantity 100
Surface Treatment Cadmium and chromate
Surface Treatment Specification Class 3 federal specification all treatment responses type 2 qq-p-416
Thread 10-32
Thread Class 3a
Thread Diameter 0.190
Thread Direction Right-hand
Thread Length Between 0.376 inches and 0.515 inches
Thread Qty 32
Thread Qty Per Inch (tpi) 32
Thread Series UNF
Thread Series Designator Unf (fine thread)
Thread Size 10-32
Type Cad Plated
Weight 0.01 lb

Cross-reference

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