5305-01-020-7140

Find complete technical information, availability, and procurement data for: 5305-01-020-7140
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-020-7140

Item Name Code

41756

Assigment Date

05/03/1976 (50 years ago)

A headed externally threaded fastener whose threaded portion is of one nominal diameter with a series of longitudinal ribs, splines or serrations on all or part of the unthreaded portion. See also bolt, ribbed shoulder.

cross recess type 1 internal drive style, 0.053 inches minimum and 0.062 inches maximum head height, 0.155 inches minimum and 0.167 inches maximum head diameter, 0.219 inches minimum and 0.281 inches maximum fastener length, pan head style

Product Characteristics

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

Fastener Length: 0.219 inches minimum and 0.281 inches maximum
Head Style: pan
Head Diameter: 0.155 inches minimum and 0.167 inches maximum
Head Height: 0.053 inches minimum and 0.062 inches maximum
Internal Drive Style: cross recess type 1
Features Provided: casehardened
Nonmachine Thread Style: gimlet point (type a, ab or ba)
Nonmachine Nominal Thread Diameter: 0.086 inches
Material: steel comp 1016 or steel comp 1018 or steel comp 1019 or steel comp 1021 or steel comp 1022 overall
Material Document And Classification: 66 fed std all material responses or aisi assn std all material responses or sae assn std all material responses overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 3 fed spec all treatment responses overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-00-014-4700	No Name Available	07/01/1997

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
MS51861-2	Tapping Screw

FAQs

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

What is the FSCG of the NSN 5305-01-020-7140?

The FSCG of the NSN 5305-01-020-7140 is 5305

Does the NSN 5305-01-020-7140 have a Schedule B code assigned?

Yes, the Schedule B code is 7318140000

Does NSN 5305-01-020-7140 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 5305-01-020-7140 contain precious materials?

Precious metal content is unknown

Does NSN 5305-01-020-7140 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 5305-01-020-7140 was assigned to the Federal Catalog?

It was assigned 50 years ago, on Mon, May 3, 1976