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16-FOPX Pipe Flange

4730-01-421-5253

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Official Item Classification

Name
Pipe Flange
Part Number
16-FOPX
(NSN) National Stock Number
4730-01-421-5253
(FSG) Federal Supply Group
47 Pipe, Tubing, Hose, And Fittings
(INC) Item Name Code
03798
(FIIG) Federal Item Identification Guide
A23300
Date
11/09/1995 (30 years ago)

0.198 inches nominal neck height, 2350-01-390-4683 end item identification, 1.000 inches nominal pipe size for which designed, 0.315 inches nominal thickness, 1.750 inches nominal flange diameter

Specs & Compatibility

Flange Diameter

1.750 inches nominal

Thickness

0.315 inches nominal

Nominal Pipe Size For Which Designed

1.000 inches

End Item Identification

2350-01-390-4683

Neck Height

0.198 inches nominal

Flange Section Style

"plain face with "o" ring"

Face Seating Surface Condition

machined

Criticality Code Justification

feat

Special Features

weapon system essential

Material

steel

Style Designator

round, no bolt holes

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
Y

The item does not have a nuclear hardened feature but does have other critical feature(s) such as tolerance, fit restrictions or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0003798

Related Hardware Products

Part Number Description
16-FOPX Pipe Flange
16FOPX Pipe Flange

Frequently Asked Questions

What is the FSCG of the NSN 4730-01-421-5253?
The FSCG of the NSN 4730-01-421-5253 is 4730
Does the NSN 4730-01-421-5253 have a Schedule B code assigned?
Yes, the Schedule B code is 7307912000
Does NSN 4730-01-421-5253 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 4730-01-421-5253 contain precious materials?
Item does not contain precious metal.
Does NSN 4730-01-421-5253 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 4730-01-421-5253 was assigned to the Federal Catalog?
It was assigned 30 years ago, on Thu, Nov 9, 1995