ST3M404C12

View detailed technical data, stock status, and sourcing information for: ST3M404C12
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-273-5873

Item Name Code

01859

Assigment Date

07/30/1973 (53 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.

slotted, hexagon nut style, 3b thread class, 0.375 inches nominal nut height, right-hand thread direction, 1.109 inches minimum and 1.127 inches maximum width across flats

Product Characteristics

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

Thread Class: 3b
Thread Direction: right-hand
Nut Style: slotted, hexagon
Nut Height: 0.375 inches nominal
Width Across Flats: 1.109 inches minimum and 1.127 inches maximum
Temp Rating: 450.0 fahrenheit minimum and 800.0 fahrenheit maximum
Thread Series: unjf
Thread Quantity Per Inch: 16
Nominal Thread Size: 0.750 inches
Countersink Angle: 110.0 degrees nominal nut
Bearing Surface Type: washer faced
Special Features: dyed brown
Material: iron alloy 660 overall
Material Document And Classification: ams 5735 assn std single material response overall
Surface Treatment: passivate overall
Specification/Standard Data: 76301-st3-404 manufacturers 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
10121229	Nut,plain,slotted,hexagon
3D0236C12	Nut,plain,slotted,hexagon
74640C12	Nut,plain,slotted,hexagon
9343C12	Nut,plain,slotted,hexagon
E10080-12	Nut,plain,slotted,hexagon
ST3M404C12	Nut,plain,slotted,hexagon

FAQs

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

What is the FSCG of the NSN 5310-00-273-5873?

The FSCG of the NSN 5310-00-273-5873 is 5310

Does the NSN 5310-00-273-5873 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-273-5873 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 5310-00-273-5873 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-273-5873 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 5310-00-273-5873 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Mon, Jul 30, 1973