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NSN H776A

Pressure and Temper Relief Valve

2.890 inches nominal face to face distance, 2 end connection quantity, threaded internal boss first end connection type, swivel nut, gasket seal first end style designator, straight thru body style.

NSN 4820-01-198-4203 Datasheet

(NSN) National Stock Number
4820-01-198-4203
(FSG) Federal Supply Group
48 - Valves
(FSC) Federal Supply Classification
4820 - Nonpowered Valves
(NIIN) National Item Identification Number
01-198-4203
Requires Demilitarization
Yes
(INC) Item Name Code
16996
Date
Wed, Jan 9, 1985
Schedule B Code
8481400000
Body Style
straight thru
End Connection Quantity
2
Face To Face Distance
2.890 inches nominal
First End Connection Type
threaded internal boss
First End Style Designator
swivel nut, gasket seal
First End Thread Direction
right-hand
First End Thread Class
3b
First End Thread Series Designator
unified national joint fine (unjf)
First End Nominal Thread Size
0.750 inches
Flow Control Device
disk, flat
Material Document And Classification
fed std 66 fed std single material response or aisi 316 assn std single material response or sae 30316 assn std single material response seat
Material Document And Classification
fed std 66 fed std single material response or aisi 316 assn std single material response or sae 30316 assn std single material response stem
Material Document And Classification
fed std 66 fed std single material response or aisi 316 assn std single material response or sae 30316 assn std single material response body
Material
steel comp 316 body
Material
steel comp 316 seat
Material
steel comp 316 stem
Media For Which Designed
hydraulic fluid, silicate-ester base
Opening Pressure Setting
80.0 pounds per square inch
Second End Connection Type
threaded external boss
Second End Nominal Thread Size
0.750 inches
Second End Relationship With First End
not identical
Second End Style Designator
flared
Second End Thread Class
3a
Second End Thread Direction
right-hand
Second End Thread Series Designator
unified national joint (unj)
Temp Rating
125.0 fahrenheit
Temp Adjustability
not adjustable
Temp Control Device Type
thermostatic
Valve Discharge Flow Rate
10.0 gallons per minute

Identification

Demilitarization Code
A - 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.
Precious Metals Indicator
A - Item does not contain precious metal.
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

Cross Reference

CAGE Codes

9009H
Jednolity Indeks Materialowy - Uniform Material Index
Government departments or units, including military organizations
53711
Naval Sea Systems Command
U.s./canadian manufacturers
06239
Ausco Inc
U.s./canadian manufacturers

Freight Information

Air Commodity
VZ -
Air Dimension
A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
Less than Carload Rating
P - 77.5
National Motor Freight Class Rating
P - 77.5
Rail Variation
1
Special Handling
9 - Other or no special handling required (sh)
Type of Cargo
Z - No special type of cargo code applicable
Uniform Freight Classification Item Number
64490
Water Commodity
594 - Pumps and parts, (machinery and parts),(less than 35 feet)
National Motor Freight Classification Item Number
127220

Schedule B & Trade

Schedule B
8481-40-0000
Description
safety or relief valves
End Use
21180 - Industrial machines, other
Unit of Quantity
NO
USDA
Yes
(SITC) Standard International Trade Classification
74740
(NAICS) North American Industrial Classification System
332911

Questions & Answers

  1. What is the FSCG of the NSN 4820-01-198-4203?

    The FSCG of the NSN 4820-01-198-4203 is 4820

  2. Does the NSN 4820-01-198-4203 have a Schedule B code assigned?

    Yes, the Schedule B code is 8481400000

  3. Does NSN 4820-01-198-4203 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.

  4. Does NSN 4820-01-198-4203 contain precious materials?

    Item does not contain precious metal.

  5. Does NSN 4820-01-198-4203 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.

  6. When the NSN 4820-01-198-4203 was assigned to the Federal Catalog?

    It was assigned 41 years ago, on Wed, Jan 9, 1985

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