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Shoulder Screw
Model NAS1790
Quick Information about NAS1790
3a thread class, titanium alloy overall material, unjf thread series designator.
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Product Details
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NSN:5305-01-209-7929 (5305012097929)
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Thread Direction:Right-hand
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Thread Length:Between 0.313 inches and 0.363 inches
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Fastener Length:Between 1.198 inches and 1.228 inches
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Head Style:Flat countersunk
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Head Diameter:Between 0.339 inches and 0.381 inches
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Shoulder Diameter:0.2046 inches and 0.2051 inches first shoulder
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Shoulder Length:0.792 inches and 0.812 inches first shoulder
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Internal Style:High-torque
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Thread Diameter:0.190 inches
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Thready (tpi):32
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Min. (psi):160000 pounds per square inch
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Countersink Angle:Between 99.0 degrees and 101.0 degrees
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Shoulder Shape:Round first shoulder
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Material Specification:Ams 4967 assn standard single material response or ams 4928 assn standard single material response
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Specification Data:80205-nas1790 professional/industrial association standard
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Schedule B Code:8109900000
Classification
Zirconium and articles thereof nesoi
Definition Shoulder Screw
An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in.) (1.5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is designed to be driven with either a wrench or an inserted driver or both in sizes below no. 10 (0.190 in.) (5 mm) nominal diameter. No. 10 (0.190 in.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use screw, externally relieved body. For items with a no. 10 (0.190 in.) (5 mm) or larger thread diameter without an inserted driver head, use bolt, shoulder. Excludes bolt, internal wrenching and screw, cap, socket head.
Part Identification
Part Materials
Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicatorsPackaging & Shipping
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