SP-D-20-F152-B0

View detailed technical data, stock status, and sourcing information for: SP-D-20-F152-B0
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-301-9084

Item Name Code

20962

Assigment Date

06/05/1989 (37 years ago)

A valve designed to relieve internal pressure from gear housings, automotive axles, differentials, transmissions and the like. May or may not be threaded on one end. For items with relief pressure ratings see valve (1), safety relief.

inside screw bonnet type, manual valve operation method, 8 all ends bolt hole quantity, round with holes all ends flange shape, threaded bonnet attachment method

Product Characteristics

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

Bonnet Type: inside screw
Bonnet Attachment Method: threaded
Bolt Hole Quantity: 8 all ends
Valve Operation Method: manual
Flange Shape: round with holes all ends
Connection Type: flange all ends
Valve Size: 4.000 inches
Nominal Outside Diameter: 9.000 inches all ends
Face To Face Distance: 13.000 inches
Nominal Thickness: 0.938 inches all ends
Bolt Hole Nominal Diameter: 0.625 inches all ends
Bolt Circle Nominal Diameter: 7.500 inches all ends
Flange Face Design: raised straight all ends
Raised Face Nominal Height: 0.062 inches all ends
Raised Face Nominal Diameter: 6.188 inches all ends
Material: iron body
Material: plastic polytetrafluoroethylene stem
Material: plastic polytetrafluoroethylene seat
Style Designator: straight thru flanged ends

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
SP-D-20-F152-B0	Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-01-301-9084?

The FSCG of the NSN 4820-01-301-9084 is 4820

Does the NSN 4820-01-301-9084 have a Schedule B code assigned?

Yes, the Schedule B code is 8481803025

Does NSN 4820-01-301-9084 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 4820-01-301-9084 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-301-9084 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 4820-01-301-9084 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Mon, Jun 5, 1989