M70CR440-3E

View detailed technical data, stock status, and sourcing information for: M70CR440-3E
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-059-4871

Item Name Code

06672

Assigment Date

01/01/1961 (65 years ago)

An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.

0.188 inches minimum thread length, 0.188 inches nominal fastener length, right-hand thread direction, 3a thread class, headless (setscrew) head style

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: 0.188 inches minimum
Fastener Length: 0.188 inches nominal
Head Style: headless (setscrew)
Point Style: cup
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.112 inches
Width Across Flats: 0.050 inches minimum and 0.051 inches maximum
Thread Quantity Per Inch: 40
Material Document And Classification: mil-s-7720 cond bc mil spec all material responses overall
Surface Treatment: passivate overall
Thread Series Designator: unc
Specification/Standard Data: 80205-nas1081 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
M70CR440-3E	Setscrew
NAS1081C04D3N	Setscrew

FAQs

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

What is the FSCG of the NSN 5305-00-059-4871?

The FSCG of the NSN 5305-00-059-4871 is 5305

Does NSN 5305-00-059-4871 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 5305-00-059-4871 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-059-4871 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 5305-00-059-4871 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961