12731F18ITEM246D

View detailed technical data, stock status, and sourcing information for: 12731F18ITEM246D
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-387-0554

Item Name Code

13393

Assigment Date

02/24/1994 (32 years ago)

A pliable rubber, felt, leather, or composition ring-shaped element, split or solid; with or without spring or spreader, having a metal shell on all or a portion of at least two of the outer surfaces. It may be designed to be either bolt mounted or pressmounted between fixed and moveable parts to form a tight and effective seal by the pressure of the spring or spreader or the resiliency inherent in the element material. Excludes:packing with retainer.

round peripheral shape style, 1.560 inches nominal hole diameter, rectangular cross-sectional shape style, 0.250 inches nominal thickness, round center hole shape style

Product Characteristics

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

Cross-Sectional Shape Style: rectangular
Hole Diameter: 1.560 inches nominal
Peripheral Shape Style: round
Center Hole Shape Style: round
Thickness: 0.250 inches nominal
Overall Diameter: 2.430 inches nominal
Material: nickel alloy 625 overall
Material Document And Classification: astm b446 assn std single material response overall

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
12729B18B	Flat Washer
12731F18ITEM246D	Flat Washer

FAQs

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

What is the FSCG of the NSN 5310-01-387-0554?

The FSCG of the NSN 5310-01-387-0554 is 5310

Does the NSN 5310-01-387-0554 have a Schedule B code assigned?

Yes, the Schedule B code is 7508900000

Does NSN 5310-01-387-0554 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 5310-01-387-0554 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-387-0554 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 5310-01-387-0554 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Thu, Feb 24, 1994