12253D18

View detailed technical data, stock status, and sourcing information for: 12253D18
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Federal Supply Group

Pumps and Compressors

Federal Supply Classification

4320 Power and Hand Pumps

National Stock Number

4320-01-381-3899

Item Name Code

22534

Assigment Date

10/15/1993 (32 years ago)

0.060 inches nominal outside right corner chamfer length, plain w/internal flange body style, 17.749 inches nominal body outside diameter, 2.125 inches nominal overall length, 16.125 inches nominal bolt circle diameter

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 w/internal flange
Chamfer Length: 0.060 inches nominal outside right corner
Overall Length: 2.125 inches nominal
Bolt Circle Diameter: 16.125 inches nominal
Body Outside Diameter: 17.749 inches nominal
Body Inside Diameter: 17.056 inches nominal
Unthreaded Mounting Hole Diameter: 0.312 inches nominal
Bolt Hole Quantity: 6
Internal Flange Inside Diameter: 15.250 inches nominal
Internal Flange Width: 0.600 inches nominal
Corner Shape: chamfered outside right corner
Corner Shape: square outside left corner
Corner Shape: square inside left corner
Corner Shape: square inside right corner
Surface Finish: 125.0 microinches all surfaces
Chamfer Angle: 30.0 degrees nominal outside right corner
Special Features: mercury free titanium casting; mounting holes c-bored; 2 holes 180.0 deg apart threaded 0.38-16 unc-3b; 2 pry slots 180.0 deg apart
Material: steel
Material Document And Classification: astm b367, gr. c-2 assn std 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
12089F18	Wearing Ring
12089F18 ITEM 6	Wearing Ring
12089F18-6	Wearing Ring
12253D18	Wearing Ring
12253D18 ITEM 6	Wearing Ring
12260D18	Wearing Ring
1700D6B	Wearing Ring

FAQs

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

What is the FSCG of the NSN 4320-01-381-3899?

The FSCG of the NSN 4320-01-381-3899 is 4320

Does the NSN 4320-01-381-3899 have a Schedule B code assigned?

Yes, the Schedule B code is 8413919520

Does NSN 4320-01-381-3899 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 4320-01-381-3899 contain precious materials?

Item does not contain precious metal.

Does NSN 4320-01-381-3899 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 4320-01-381-3899 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Fri, Oct 15, 1993