256604-6

View detailed technical data, stock status, and sourcing information for: 256604-6
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-393-3514

Item Name Code

13393

Assigment Date

01/01/1963 (63 years ago)

A tubular shaped metallic item designed to provide a replaceable wearing surface for a centrifugal pump shaft. See also bearing, sleeve; bushing, sleeve; and spacer, sleeve.

round peripheral shape style, 0.656 inches nominal hole diameter, round center hole shape style, rectangular cross-sectional shape style, 0.312 inches nominal thickness

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: 0.656 inches nominal
Peripheral Shape Style: round
Center Hole Shape Style: round
Thickness: 0.312 inches nominal
Overall Diameter: 1.5000 inches nominal
Special Features: od chamfered from 1.500 inches od to 1.250 inches diameter
Material: copper alloy overall
Material Document And Classification: qq-b-750 fed spec 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
13322P	Flat Washer
256604-6	Flat Washer
3103709	Flat Washer
RW104317PC6	Flat Washer
SK135440	Flat Washer
SL6671PC19	Flat Washer
SL8000PC13	Flat Washer

FAQs

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

What is the FSCG of the NSN 5310-00-393-3514?

The FSCG of the NSN 5310-00-393-3514 is 5310

Does the NSN 5310-00-393-3514 have a Schedule B code assigned?

Yes, the Schedule B code is 7415210000

Does NSN 5310-00-393-3514 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 5310-00-393-3514 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-393-3514 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 5310-00-393-3514 was assigned to the Federal Catalog?

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