201 6937584 SHT 3 ITEM 11

View detailed technical data, stock status, and sourcing information for: 201 6937584 SHT 3 ITEM 11
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-419-1398

Item Name Code

18257

Assigment Date

09/14/1995 (30 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.

hexagon head style, 1.750 inches nominal thread length, 3.500 inches nominal fastener length, 3a thread class, right-hand thread direction

Product Characteristics

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

Thread Class: 3a
Thread Direction: right-hand
Thread Length: 1.750 inches nominal
Fastener Length: 3.500 inches nominal
Head Style: hexagon
Head Height: 0.455 inches minimum and 0.483 inches maximum
Width Between Flats: 1.100 inches minimum and 1.125 inches maximum
Nominal Thread Diameter: 0.750 inches
Features Provided: finished head
Thread Quantity Per Inch: 10
Minimum Tensile Strength: 130000 pounds per square inch
Hardness Rating: 24.0 rockwell c minimum overall
Minimum Yield Strength: 90000 pounds per square inch
Special Features: no locking element, no coating
Material: nickel alloy k-500 overall
Material Document And Classification: qq-n-286 fed spec single material response overall
Thread Series Designator: unc
Nondefinitive Spec/Std Data: 1 type

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
201 6937584 SHT 3 ITEM 11	Hexagon Head Cap Screw
6937584 SHT 3 ITEM 11	Hexagon Head Cap Screw
M1222RN12C356NCNN	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-419-1398?

The FSCG of the NSN 5305-01-419-1398 is 5305

Does the NSN 5305-01-419-1398 have a Schedule B code assigned?

Yes, the Schedule B code is 7508900000

Does NSN 5305-01-419-1398 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 5305-01-419-1398 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-419-1398 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 5305-01-419-1398 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Thu, Sep 14, 1995