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5305-00-419-6645

Find complete technical information, availability, and procurement data for: 5305-00-419-6645

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5305-00-419-6645
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-419-6645
Item Name Code
18257
Assigment Date
12/02/1970 (55 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes:items with bevel (conical) heads. See bolt, internal wrenching. Excludes:screw, shoulder; and screw, machine.

right-hand thread direction, hexagon head style, 2a thread class, 2.375 inches nominal fastener length, 2.063 inches minimum thread length

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
2.063 inches minimum
Fastener Length
2.375 inches nominal
Head Style
hexagon
Head Height
1.750 inches nominal
Width Between Flats
2.750 inches nominal
Nominal Thread Diameter
2.000 inches
Thread Quantity Per Inch
12
Part Name Assigned By Controlling Agency
navy special project
Material
steel overall
Thread Series Designator
un

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
TA297 Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-419-6645?
The FSCG of the NSN 5305-00-419-6645 is 5305
Does the NSN 5305-00-419-6645 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-419-6645 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 5305-00-419-6645 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-00-419-6645 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 5305-00-419-6645 was assigned to the Federal Catalog?
It was assigned 55 years ago, on Wed, Dec 2, 1970

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