5305-01-380-5179

Find complete technical information, availability, and procurement data for: 5305-01-380-5179
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-380-5179

Item Name Code

01852

Assigment Date

09/21/1993 (32 years ago)

A comparatively flat rigid item, with or without a centrally located aperture, designed to hold an annular bearing or a sleeve bearing in a fitted inclosure. It must have drilled and/or tapped holes for mounting purposes. Excludes:end bell, electrical rotating equipment.

2a thread class, 0.156 inches nominal thread length, pan head style, right-hand thread direction, 0.312 inches nominal fastener 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: 0.156 inches nominal
Fastener Length: 0.312 inches nominal
Head Style: pan
Head Diameter: 0.205 inches minimum and 0.219 inches maximum
Head Height: 0.070 inches minimum and 0.080 inches maximum
First Diameter From Head: 0.065 inches minimum and 0.075 inches maximum
Distance From Largest Bearing Surface Of Head To End Of First Diameter: 0.156 inches nominal
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.112 inches
Thread Quantity Per Inch: 40
Externally Relieved Body Diameter Quantity: 1
Material: steel corrosion resisting overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
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
A320A492-101	Externally Relieved Body Screw

FAQs

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

What is the FSCG of the NSN 5305-01-380-5179?

The FSCG of the NSN 5305-01-380-5179 is 5305

Does the NSN 5305-01-380-5179 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-380-5179 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 5305-01-380-5179 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-380-5179 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 5305-01-380-5179 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Tue, Sep 21, 1993