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4820-01-435-9254

Pressure and Temper Relief Valve

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Official Item Classification

Name
Pressure and Temper Relief Valve
(NSN) National Stock Number
4820-01-435-9254
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4820 Nonpowered Valves
(INC) Item Name Code
16996
(FIIG) Federal Item Identification Guide
A07100
Date
09/06/1996 (30 years ago)

plain first end style designator, right-hand first end thread direction, "angle give "adqm" and "adqn" only if flanged one or two ends" body style, threaded internal pipe first end connection type, 0.750 inches first end nominal pipe size accommodated

Specs & Compatibility

Body Style

"angle give "adqm" and "adqn" only if flanged one or two ends"

First End Connection Type

threaded internal pipe

First End Style Designator

plain

First End Nominal Pipe Size Accommodated

0.750 inches

First End Thread Direction

right-hand

Second End Relationship With First End

not identical

Second End Connection Type

threaded external pipe

Second End Style Designator

plain

Second End Nominal Pipe Size Accommodated

0.750 inches

Second End Thread Direction

right-hand

End Connection Quantity

2

End Item Identification

seawolf class

Temp Control Device Type

thermostatic

First End Thread Series Designator

npt

First End Nominal Thread Size

0.750 inches

Second End Nominal Thread Size

0.750 inches

Second End Thread Series Designator

npt

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction 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

0016996

Related Hardware Products

Part Number Description
D2693 Pressure and Temper Relief Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-435-9254?
The FSCG of the NSN 4820-01-435-9254 is 4820
Does the NSN 4820-01-435-9254 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-01-435-9254 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 4820-01-435-9254 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-435-9254 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 4820-01-435-9254 was assigned to the Federal Catalog?
It was assigned 30 years ago, on Fri, Sep 6, 1996