F21-2D16B1

View detailed technical data, stock status, and sourcing information for: F21-2D16B1
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Federal Supply Group

Pumps and Compressors

Federal Supply Classification

4320 Power and Hand Pumps

National Stock Number

4320-00-203-9455

Item Name Code

22534

Assigment Date

01/01/1963 (63 years ago)

plain body style, 4.377 inches minimum and 4.379 inches maximum body outside diameter, 0.740 inches minimum and 0.750 inches maximum overall length, 4.002 inches minimum and 4.004 inches maximum body inside diameter, square all corners corner shape

Product Characteristics

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

Body Style: plain
Overall Length: 0.740 inches minimum and 0.750 inches maximum
Body Outside Diameter: 4.377 inches minimum and 4.379 inches maximum
Body Inside Diameter: 4.002 inches minimum and 4.004 inches maximum
Corner Shape: square all corners
Surface Finish: 125.0 microinches inside
Surface Finish: 125.0 microinches outside
Surface Finish: 125.0 microinches left face
Surface Finish: 125.0 microinches right face
Material: copper alloy
Material Document And Classification: mil-b-16541 mil spec single material response

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
F21-2D16B1	Wearing Ring

FAQs

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

What is the FSCG of the NSN 4320-00-203-9455?

The FSCG of the NSN 4320-00-203-9455 is 4320

Does the NSN 4320-00-203-9455 have a Schedule B code assigned?

Yes, the Schedule B code is 8413919520

Does NSN 4320-00-203-9455 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 4320-00-203-9455 contain precious materials?

Precious metal content is unknown

Does NSN 4320-00-203-9455 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 4320-00-203-9455 was assigned to the Federal Catalog?

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