5310-00-262-3551

Find complete technical information, availability, and procurement data for: 5310-00-262-3551
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-262-3551

Item Name Code

14218

Assigment Date

01/01/1963 (63 years ago)

A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see insert, engine valve seat.

steel comp 1060 or steel comp 1065 or steel comp 1070 or steel comp 1075 or steel comp 1080 overall material, 0.250 inches nominal material thickness, 1.672 inches nominal outside diameter, 45.0 rockwell c minimum and 53.0 rockwell c maximum hardness rating, 1.017 inches minimum and 1.053 inches maximum hole diameter

Product Characteristics

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

Hole Diameter: 1.017 inches minimum and 1.053 inches maximum
Outside Diameter: 1.672 inches nominal
Material Thickness: 0.250 inches nominal
Hardness Rating: 45.0 rockwell c minimum and 53.0 rockwell c maximum
Material: steel comp 1060 or steel comp 1065 or steel comp 1070 or steel comp 1075 or steel comp 1080 overall
Material Document And Classification: -qq-s-633 canc fed spec all material responses overall
Surface Treatment: zinc overall
Style Designator: split helical-right hand
Nondefinitive Spec/Std Data: 2 style and a class

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
12Z22PC259	Lock Washer

FAQs

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

What is the FSCG of the NSN 5310-00-262-3551?

The FSCG of the NSN 5310-00-262-3551 is 5310

Does the NSN 5310-00-262-3551 have a Schedule B code assigned?

Yes, the Schedule B code is 7318210000

Does NSN 5310-00-262-3551 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 5310-00-262-3551 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-262-3551 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 5310-00-262-3551 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963