8557S

View detailed technical data, stock status, and sourcing information for: 8557S
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5330 Packing and Gasket Materials

National Stock Number

5330-00-287-0361

Item Name Code

04214

Assigment Date

01/01/1961 (65 years ago)

1.460 inches nominal seal width, -65.0 fahrenheit and 250.0 fahrenheit temp rating, 2000 feet per minute accommodated shaft maximum rated speed, 4.125 inches nominal accommodated shaft diameter, square case style

Product Characteristics

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

Temp Rating: -65.0 fahrenheit and 250.0 fahrenheit
Accommodated Shaft Diameter: 4.125 inches nominal
Seal Width: 1.460 inches nominal
Accommodated Shaft Maximum Rated Speed: 2000 feet per minute
Case Style: square
Housing Bore Diameter: 5.585 inches nominal
Sealing Element Style: angular
Material: steel or steel corrosion resisting case

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
3930-00-200-8117	No Name Available	05/11/1967

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
8557S	Plain Encased Seal
8557SB	Plain Encased Seal
A1805H502	Plain Encased Seal
TIMA1805H50	Plain Encased Seal

FAQs

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

What is the FSCG of the NSN 5330-00-287-0361?

The FSCG of the NSN 5330-00-287-0361 is 5330

Does the NSN 5330-00-287-0361 have a Schedule B code assigned?

Yes, the Schedule B code is 8484200000

Does NSN 5330-00-287-0361 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 5330-00-287-0361 contain precious materials?

Item does not contain precious metal.

Does NSN 5330-00-287-0361 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 5330-00-287-0361 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961