5305-01-256-6893

Find complete technical information, availability, and procurement data for: 5305-01-256-6893
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 5305-01-256-6893 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

5305-01-256-6893

Item Name Code

33044

Assigment Date

06/08/1987 (39 years ago)

A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.

knurled no. 4 head style, 1.062 inches nominal fastener length, right-hand thread direction, 0.375 inches nominal thread length, 3a thread class

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: 0.375 inches nominal
Fastener Length: 1.062 inches nominal
Head Style: knurled no. 4
Head Diameter: 0.438 inches nominal
Head Height: 0.250 inches nominal
Internal Drive Style: slot
Material Accommodated Thickness: 0.172 inches minimum and 0.203 inches maximum
Nominal Thread Diameter: 0.164 inches
Thread Quantity Per Inch: 32
Special Features: straight knurl
Material: steel corrosion resisting overall
Surface Treatment: passivate primary washer
Surface Treatment: passivate spring
Surface Treatment: chromate zinc fastener
Surface Treatment: chromate zinc stand-off
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
53-17-811-26	Panel Screw Assembly

FAQs

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

What is the FSCG of the NSN 5305-01-256-6893?

The FSCG of the NSN 5305-01-256-6893 is 5305

Does the NSN 5305-01-256-6893 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-256-6893 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 5305-01-256-6893 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-256-6893 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 5305-01-256-6893 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Mon, Jun 8, 1987