NSN 5305-01-389-5991
Panel Screw
0.500 inches fastener length, pan head style, between 0.256 inches and 0.270 inches head diameter, head height: between 0.087 inches and 0.097 inches .
Manufacturer part number L320001144 for national stock number 5305013895991.
Datasheet
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Product description
Externally Relieved Body Screw NSN 5305-01-389-5991.
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MPN or Model
L320001144
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Schedule B
7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment) -
NMF (National Motor Freight)
096640 - Screws, Iron Or Steel -
Thread Class
2a -
Thread Direction
Right-hand -
Thread Length
0.160 inches -
Fastener Length
0.500 inches -
Head Style
Pan -
Head Diameter
Between 0.256 inches and 0.270 inches -
Head Height
Between 0.087 inches and 0.097 inches -
First Diameter From Head
Between 0.114 inches and 0.138 inches -
Second Diameter From Head
Between 0.096 inches and 0.100 inches -
Distance From Largest Bearing Surface Of Head To End Of First Diameter
0.050 inches -
Distance From Largest Bearing Surface Of Head To End Of Second Diameter
0.340 inches -
Internal Drive Style
Cross recess type 1 -
Thread Diameter
0.138 inches -
Thready Qty Per Inch (tpi)
32 -
Min. Tensile Strength (psi)
80000 pounds per square inch -
Externally Relieved Body Diameter Quantity
2 -
Material
Steel comp 316 -
Material Specification
Qq-s-763 federal specification single material response -
Surface Treatment
Passivate -
Surface Treatment Specification
Astm a380 assn standard single treatment response -
Thread Series Designator
Unc
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An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercut for thread relief). It is no. 0 (0.060 in.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below no. 10 (0.190 in.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and 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. See also bolt, externally relieved body and bolt, internal wrenching.
Pricing and Availability
Get a quote for 5305-01-389-5991 externally relieved body screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
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L320001144 | Lockheed Martin Librascope |