5305-01-031-0686

Find complete technical information, availability, and procurement data for: 5305-01-031-0686
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 5305-01-031-0686 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

5305-01-031-0686

Item Name Code

41756

Assigment Date

11/18/1976 (49 years ago)

0.305 inches minimum and 0.312 inches maximum width between flats, hexagon extended washer head style, 0.384 inches minimum and 0.414 inches maximum extended washer diameter, 0.345 inches minimum and 0.375 inches maximum fastener length, 0.105 inches minimum and 0.120 inches maximum head height

Product Characteristics

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

Fastener Length: 0.345 inches minimum and 0.375 inches maximum
Head Style: hexagon extended washer
Head Height: 0.105 inches minimum and 0.120 inches maximum
Width Between Flats: 0.305 inches minimum and 0.312 inches maximum
Extended Washer Diameter: 0.384 inches minimum and 0.414 inches maximum
Extended Washer Thickness: 0.019 inches minimum and 0.031 inches maximum
Nonmachine Nominal Thread Diameter: 0.190 inches
Special Features: triangle taptite shape threads
Material Document And Classification: aisi assn std all material responses or sae assn std all material responses overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416,type 2,class 2 fed spec 1st treatment response or mil-c-81562 type ii,class 2 mil spec 2nd treatment response overall
Nondefinitive Spec/Std Data: sf type or sw type or tt 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
MS51869-12	Tapping Screw

FAQs

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

What is the FSCG of the NSN 5305-01-031-0686?

The FSCG of the NSN 5305-01-031-0686 is 5305

Does NSN 5305-01-031-0686 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 5305-01-031-0686 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-031-0686 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 5305-01-031-0686 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Thu, Nov 18, 1976