NSN 5305-01-380-3718 Panel Screw

About this product

0.437 inches fastener length, pan head style, between 0.205 inches and 0.219 inches head diameter, head height: between 0.070 inches and 0.080 inches .

Manufacturer part number A320A490-109 for national stock number 5305013803718.

Datasheet

Product description

Externally Relieved Body Screw NSN 5305-01-380-3718.
MPN or Model

A320A490-109
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
0.197 inches
Fastener Length
0.437 inches
Head Style
Pan
Head Diameter
Between 0.205 inches and 0.219 inches
Head Height
Between 0.070 inches and 0.080 inches
First Diameter From Head
Between 0.065 inches and 0.075 inches
Distance From Largest Bearing Surface Of Head To End Of First Diameter
0.240 inches
Internal Drive Style
Cross recess type 1
Thread Diameter
0.112 inches
Thready Qty Per Inch (tpi)
40
Externally Relieved Body Diameter Quantity
1
Material
Stainless steel
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Thread Series Designator
Unc

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Externally Relieved Body Screw

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

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Manufacturer Part Numbers and Alternates

MPN manufacturer part number	Registrant or Supplier
A320A490-109	Bae Systems Information And
A320A490-109	Kearfott Corporation

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