A247893

View detailed technical data, stock status, and sourcing information for: A247893

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A247893
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5310 Nuts and Washers
National Stock Number
5310-00-595-5092
Item Name Code
13393
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.

round center hole shape style, 0.064 inches nominal thickness, round peripheral shape style, 0.490 inches minimum and 0.510 inches maximum hole diameter, rectangular cross-sectional 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
0.490 inches minimum and 0.510 inches maximum
Peripheral Shape Style
round
Center Hole Shape Style
round
Thickness
0.064 inches nominal
Overall Diameter
0.812 inches nominal
Material
steel overall
Material Document And Classification
qq-s-636 cond 1 fed spec 1st material response and qq-5-636 cond 2 fed spec 2nd material response overall
Nondefinitive Spec/Std Data
a type and 2 grade and a class
Departure From Cited Designator
as modified by outside dim.

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5310-00-595-5068 No Name Available 01/01/1963
5310-00-595-6221 No Name Available 01/01/1961

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
5150238 Flat Washer
5247893 Flat Washer
A247893 Flat Washer

FAQs

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

What is the FSCG of the NSN 5310-00-595-5092?
The FSCG of the NSN 5310-00-595-5092 is 5310
Does the NSN 5310-00-595-5092 have a Schedule B code assigned?
Yes, the Schedule B code is 7318220000
Does NSN 5310-00-595-5092 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 5310-00-595-5092 contain precious materials?
Precious metal content is unknown
Does NSN 5310-00-595-5092 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 5310-00-595-5092 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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