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Worldwide distributor of NSN parts and consumables located in the USA.

Reduced Head Bolt NAS1993-4T

Description:

Length: 0.588\", thread: 10-32, reduced head bolt, 100° , flat head, torq-set recess, alloy steel

NAS1993-4T Details

National Stock Number (NSN) 5305-01-136-3544
Alternate Part Number N/A
Federal Supply Class (FSC) 5305
Unit of Measure (UOM) 100 /Ea.
Thread Class 3a
Thread Direction Right-hand
Thread Length Between 0.313 inches and 0.363 inches
Fastener Length Between 0.573 inches and 0.603 inches
Head Style Flat countersunk undercut
Head Diameter Between 0.252 inches and 0.305 inches
Head Height Between 0.068 inches and 0.078 inches
Grip Diameter Between 0.1885 inches and 0.1895 inches
Internal Drive Style Offset cruciform (torque set)
Thread Diameter 0.190 inches
Grip Length Between 0.240 inches and 0.260 inches
Thready Qty Per Inch (tpi) 32
Hardness Rating 39.0 rockwell c and 43.0 rockwell c
Countersink Angle Between 99.0 degrees and 101.0 degrees
Material Steel comp e4340 or steel comp 8740
Material Specification Mil-s-5000 military specification 1st material response or mil-s-6049 military specification 2nd material response or ams6322 military specification 2nd material response
Surface Treatment Cadmium and chromate
Surface Treatment Specification Qq-p-416, type 2 class 2 federal specification single treatment response
Thread Series Designator Unjf
Specification Data 80205-nas1993 professional/industrial association standard

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