5305-01-408-4806

Find complete technical information, availability, and procurement data for: 5305-01-408-4806
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for NSN 5305-01-408-4806 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-408-4806

Item Name Code

06657

Assigment Date

02/17/1995 (31 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.

2a thread class, right-hand thread direction, flat countersunk head style, 0.438 inches nominal fastener length, 0.438 inches nominal 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: 0.438 inches nominal
Fastener Length: 0.438 inches nominal
Head Style: flat countersunk
Head Diameter: 0.143 inches minimum and 0.172 inches maximum
Locking Feature: patch
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.086 inches
Thread Quantity Per Inch: 56
Countersink Angle: 100.0 degrees nominal
Screw Material: steel corrosion resisting or steel comp 384
Screw Material Document And Classification: 66 fed std 1st material response or astma493 assn std 2nd material response
Screw Surface Treatment: passivate
Screw Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response
Thread Series Designator: unc
Specification/Standard Data: 80205-nas662 professional/industrial association standard

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
418736-19	Machine Screw
NAS662C2LPR7	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-408-4806?

The FSCG of the NSN 5305-01-408-4806 is 5305

Does the NSN 5305-01-408-4806 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-408-4806 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 5305-01-408-4806 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-408-4806 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 5305-01-408-4806 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Fri, Feb 17, 1995