5305-01-491-9452

Find complete technical information, availability, and procurement data for: 5305-01-491-9452
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-491-9452

Item Name Code

06657

Assigment Date

11/07/2001 (24 years ago)

A deformable material which prevents the passage of matter through the joint formed when two faces are joined. It may be metallic or nonmetallic, lubricated or impregnated, solid or hollow cross section. It may be made to any predetermined dimension and shape. Excludes:flat disks, items made of felt material and items having joints. For round metal and plastic items with an aperture and a solid rectangular cross section, see washer, flat; shim; bearing, washer, thrust; and spacer ring. Excludes:disk, valve; seal, nonmetallic angle; seal, nonmetallic channel; seal, nonmetallic special shaped section; shielding gasket, electronic; and ring, sealing jar.

0.595 inches minimum and 0.625 inches maximum fastener length, watertight head style, 2a thread class, 0.625 inches maximum thread length, 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: 2a
Thread Direction: right-hand
Thread Length: 0.625 inches maximum
Fastener Length: 0.595 inches minimum and 0.625 inches maximum
Head Style: watertight
Head Diameter: 0.357 inches minimum and 0.403 inches maximum
Head Height: 0.122 inches minimum and 0.133 inches maximum
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.190 inches
Features Provided: sealing ring
Thread Quantity Per Inch: 32
Screw Material: steel comp 304 or steel comp 305 or steel comp 316 or steel comp 384 or steel comp xm-7
Screw Material Document And Classification: mil-s-82496 mil spec single material response
Head Surface Treatment: paint
Color: black
Thread Series Designator: unf

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
4250-10-35-B	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-491-9452?

The FSCG of the NSN 5305-01-491-9452 is 5305

Does the NSN 5305-01-491-9452 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-491-9452 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 5305-01-491-9452 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-491-9452 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 5305-01-491-9452 was assigned to the Federal Catalog?

It was assigned 24 years ago, on Wed, Nov 7, 2001