79NE120

View detailed technical data, stock status, and sourcing information for: 79NE120
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-004-1508

Item Name Code

05277

Assigment Date

05/27/1972 (54 years ago)

A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes:nut (1), self-locking, cap.

0.875 inches nominal nut height, right-hand thread direction, 3b thread class, prevailing torque with nonmetallic insert locking feature, hexagon nut 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: 3b
Thread Direction: right-hand
Locking Feature: prevailing torque with nonmetallic insert
Nut Style: hexagon
Nut Height: 0.875 inches nominal
Width Across Flats: 1.053 inches minimum and 1.065 inches maximum
Temp Rating: 250.0 fahrenheit nominal
Thread Series: unc
Thread Quantity Per Inch: 10
Nominal Thread Size: 0.750 inches
Countersink Angle: 88.0 degrees nominal nut
Bearing Surface Type: chamfered or washer faced
Bearing Surface Finish: 125.0 microinches
Material: plastic polyhexamethylene amide locking insert
Material: steel corrosion resisting nut
Material Document And Classification: mil-m-20693,type 1 mil spec single material response locking insert
Surface Treatment: passivate overall except insert
Special Test Features: special quality control testing
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall except insert
Test Data Document: "81349-mil-p-23199 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."
Reference Number Differentiating Characteristics: material must conform to ships parts control center special quality control provisions

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
79NE120	Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-004-1508?

The FSCG of the NSN 5310-00-004-1508 is 5310

Does the NSN 5310-00-004-1508 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-004-1508 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 5310-00-004-1508 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-004-1508 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 5310-00-004-1508 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Sat, May 27, 1972