NSN 5305-01-256-5781
Bolt Stove
Between 1.938 inches and 2.000 inches fastener length, flat countersunk head style, between 0.338 inches and 0.381 inches head diameter, internal drive style: tri-wing recess.
Manufacturer part number NAS5803U32 for national stock number 5305012565781.
Datasheet
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Product description
Machine Screw NSN 5305-01-256-5781.
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MPN or Model
NAS5803U32
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Schedule B
8108.90.8000 (Other wrought titanium, nesoi) -
Thread Class
3a -
Thread Direction
Right-hand -
Thread Length
Between 1.938 inches and 2.000 inches -
Fastener Length
Between 1.938 inches and 2.000 inches -
Head Style
Flat countersunk -
Head Diameter
Between 0.338 inches and 0.381 inches -
Internal Drive Style
Tri-wing recess -
Thread Diameter
0.190 inches -
Thready Qty Per Inch (tpi)
32 -
Countersink Angle
Between 99.0 degrees and 101.0 degrees -
Screw Material
Titanium alloy uns r56400 -
Screw Material Specification
Ams 4928 assn standard single material response or ams 4967 assn standard single material response -
Supplementary Features
Tri-wing recess no. Nas4000-5 -
Thread Series Designator
Unjf -
Specification Data
80205-nas5803 professional/industrial association standard
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An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.
![Mechanic Bill explains Bolt Stove](/public/images/billy-thinking.png)
Pricing and Availability
Get a quote for 5305-01-256-5781 machine screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
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NAS5803U32 | National Aerospace Standards |
Stock Check
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