72789M-1812

View detailed technical data, stock status, and sourcing information for: 72789M-1812
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-063-1759

Item Name Code

29729

Assigment Date

07/29/1978 (48 years ago)

prevailing torque all metal design locking feature, right-hand thread direction, 3b thread class, dry film lubricant lubrication, 1.875 inches maximum washer outside diameter

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 all metal design
Washer Outside Diameter: 1.875 inches maximum
Lubrication: dry film lubricant
Overall Height: 1.110 inches nominal
Nut Style: double hexagon
Washer Thickness: 0.170 inches minimum
Width Across Flats: 1.364 inches minimum and 1.377 inches maximum
Temp Rating: 450.0 fahrenheit maximum
Thread Series: unjf
Thread Quantity Per Inch: 12
Nominal Thread Size: 1.125 inches
Material: steel overall
Material Document And Classification: ams 6304 assn std single material response or ams 6485 assn std single material response or ams 6487 assn std single material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: ams 2401-3 assn std single treatment response overall
Specification/Standard Data: 80205-nas1758 professional/industrial association standard

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-678-8589	No Name Available	10/01/1990

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
5310010631759	Extended Washer Self-Locking Nut
72789M-1812	Extended Washer Self-Locking Nut
FN22M1812	Extended Washer Self-Locking Nut
GN10AP18	Extended Washer Self-Locking Nut
H52210-18	Extended Washer Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-063-1759?

The FSCG of the NSN 5310-01-063-1759 is 5310

Does the NSN 5310-01-063-1759 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-063-1759 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 5310-01-063-1759 contain precious materials?

Precious metal content is unknown

Does NSN 5310-01-063-1759 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 5310-01-063-1759 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Sat, Jul 29, 1978