5305-01-664-8611

Find complete technical information, availability, and procurement data for: 5305-01-664-8611
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-664-8611

Item Name Code

18257

Assigment Date

07/10/2017 (9 years ago)

An item made of material having elastic properties. It may have rigid mounting facilities such as a flange(s), sleeve(s), stud(s) or the like. It is designed to isolate or dampen shock and/or vibration of a continuous or intermittent origin and serve as a support for an item to be isolated. Excludes:mount, resilient, weapon system; spring (as modified); bumper, nonmetallic; bumper, rubber; bushing, nonmetallic; hydraulic and pneumatic shock absorbers, dashpots, grommets and shock pads.

1.750 inches nominal fastener length, 2a thread class, 1.000 inches minimum and 1.250 inches maximum thread length, right-hand thread direction, hexagon head style

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: 1.000 inches minimum and 1.250 inches maximum
Fastener Length: 1.750 inches nominal
Head Style: hexagon
Head Height: 0.226 inches minimum and 0.243 inches maximum
Width Between Flats: 0.551 inches minimum and 0.563 inches maximum
Nominal Thread Diameter: 0.375 inches
Thread Quantity Per Inch: 16
Minimum Tensile Strength: 120000 pounds per square inch
Chamfer Angle: 15.0 degrees minimum and 30.0 degrees maximum
Part Name Assigned By Controlling Agency: hex cap screw, unc-2a carbon steel, yellow zinc plated sae j429, grade a5
Special Features: width across corners min. 0.628 max 0.650
Color: yellow overall
Material: steel and steel corrosion resisting overall
Material Document And Classification: sae j995 national std single material response overall
Surface Treatment: zinc overall
Surface Treatment Document And Classification: astm f 1941 assn std 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
050-000030-056	Hexagon Head Cap Screw
951110	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-664-8611?

The FSCG of the NSN 5305-01-664-8611 is 5305

Does the NSN 5305-01-664-8611 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-664-8611 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 5305-01-664-8611 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-664-8611 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 5305-01-664-8611 was assigned to the Federal Catalog?

It was assigned 9 years ago, on Mon, Jul 10, 2017