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5305-00-017-4256

Find complete technical information, availability, and procurement data for: 5305-00-017-4256

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5305-00-017-4256
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-017-4256
Item Name Code
06672
Assigment Date
05/24/1968 (58 years ago)

An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.

0.615 inches minimum and 0.635 inches maximum fastener length, right-hand thread direction, 0.327 inches minimum and 0.447 inches maximum thread length, fillister head style, 2a thread class

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class
2a
Thread Direction
right-hand
Thread Length
0.327 inches minimum and 0.447 inches maximum
Fastener Length
0.615 inches minimum and 0.635 inches maximum
Head Style
fillister
Head Diameter
0.389 inches minimum and 0.414 inches maximum
Head Height
0.161 inches minimum and 0.170 inches maximum
Point Length
0.188 inches nominal
Point Diameter
0.155 inches minimum and 0.157 inches maximum
Point Style
dog
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.250 inches
Thread Quantity Per Inch
20
Part Name Assigned By Controlling Agency
navy special project
Material
steel comp 1010 overall
Surface Treatment
cadmium overall
Surface Treatment Document And Classification
qq-p-416,ty 1,cl 3 fed spec single treatment response overall
Thread Series Designator
unc

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number Name
641040-1 Setscrew

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5305-00-017-4256?
The FSCG of the NSN 5305-00-017-4256 is 5305
Does the NSN 5305-00-017-4256 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-017-4256 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 5305-00-017-4256 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-00-017-4256 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 5305-00-017-4256 was assigned to the Federal Catalog?
It was assigned 58 years ago, on Fri, May 24, 1968

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