4320-00-398-5693

Find complete technical information, availability, and procurement data for: 4320-00-398-5693
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Federal Supply Group

Pumps and Compressors

Federal Supply Classification

4320 Power and Hand Pumps

National Stock Number

4320-00-398-5693

Item Name Code

10255

Assigment Date

01/01/1961 (65 years ago)

right-hand thread direction, 0.750 inches minimum and 0.751 inches maximum inside diameter, 0.375 inches nominal step length, 2b thread class, 1.375 inches nominal step diameter

Product Characteristics

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

Thread Class: 2b
Thread Direction: right-hand
Inside Diameter: 0.750 inches minimum and 0.751 inches maximum
Step Diameter: 1.375 inches nominal
Step Length: 0.375 inches nominal
Outside Diameter: 2.000 inches nominal
Material Thickness: 0.500 inches nominal
Mounting Hole Quantity: 2
Angle Between Centerlines Of Mounting Holes In Deg: 90.0
Mounting Hole Type: threaded
Special Features: mtgholes on step at 90.0 deg to bore
Material: copper alloy
Style Designator: round, stepped
Thread Size And Series/Type Designator: 0.250-20 unc
Fsc Application Data: centrifugal pump

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
N51497QPC21	Dirt and Liquid Deflector
N51497RITEMGK	Dirt and Liquid Deflector
N51497RPC21	Dirt and Liquid Deflector
N51497SPC21	Dirt and Liquid Deflector
N52150EPC20	Dirt and Liquid Deflector
NA51497MPC21	Dirt and Liquid Deflector

FAQs

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

What is the FSCG of the NSN 4320-00-398-5693?

The FSCG of the NSN 4320-00-398-5693 is 4320

Does the NSN 4320-00-398-5693 have a Schedule B code assigned?

Yes, the Schedule B code is 8413919520

Does NSN 4320-00-398-5693 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 4320-00-398-5693 contain precious materials?

Precious metal content is unknown

Does NSN 4320-00-398-5693 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 4320-00-398-5693 was assigned to the Federal Catalog?

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