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4820-00-349-8951

Safety Relief Valve

4820003498951 003498951 4712N15-1 1-2 50PSI

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE. View more Safety Relief Valve

4820-00-349-8951 VALVE,SAFETY RELIEF 4820003498951 003498951

Managed by United States
NSN Created on 13 Jan 1972
Data Last Changed
May 2023
NATO Update Count
5
NATO Data Quality
STYL Style C1 for 4820-00-349-8951 1/1
NSN 4820-00-349-8951 (Identification) 1/1

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4820-00-349-8951 Demil Restrictions 4820-00-349-8951

DEMIL: A | DEMILI: | CRITICALITY: X | HMIC: N | PMIC: U | EDC: | ADPEC:

4820-00-349-8951 is a Safety Relief Valve that does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. This item is considered a low risk when released from the control of the Department of Defense. The item may still be subject to the requirements of the Export Administration Regulations (EAR) and the Code of Federal Regulations (CFR). This item is not suspected to be hazardous. The precious metals content of this item is unknown.

4820-00-349-8951 HTS and ScheduleB Import and Export 4820-00-349-8951

4820-00-349-8951 End Users End Users 4820-00-349-8951

National Security Agency (DGX1)
Effective Date:
1 Jan 2007

4820-00-349-8951 Manufacturers Approved Sources 4820-00-349-8951

4820-00-349-8951 Technical Data Datasheet 4820-00-349-8951

Characteristic
Specifications
FIIG
A046B0
Adjustable Pressure Range [CQCY]
+2.0/+250.0 Pounds Per Square Inch
Connection Style [AHNC]
Plain (Pipe) 2Nd End
Connection Style [AHNC]
Plain,Optional End(Pipe) 1St End
Connection Type [AWLS]
Threaded External Pipe 2Nd End
Connection Type [AWLS]
Threaded Internal Pipe 1St End
Flow Control Device [ADQU]
Poppet
Material [MATT]
Copper Alloy Body
Material [MATT]
Copper Alloy Seat
Material [MATT]
Steel Stem
Maximum Operating Pressure [CQGM]
250.0 Pounds Per Square Inch Single Response
Maximum Operating Temp [AEHZ]
450.0 Deg Fahrenheit Single Response
Media For Which Designed [MEDA]
Steam 2Nd Response
Media For Which Designed [MEDA]
Air 1St Response
Nominal Pipe Size Accommodated [AAAR]
1.500 Inches 1St End
Nominal Pipe Size Accommodated [AAAR]
1.500 Inches 2Nd End
Nominal Thread Size [CQJX]
1.500 Inches 1St End
Nominal Thread Size [CQJX]
1.500 Inches 2Nd End
Opening Pressure Setting [CSDC]
50.0 Pounds Per Square Inch
Special Features [FEAT]
The End Connection Identified Above As The Second End Is The Valve Inlet
Valve Operation Method [AQLR]
Automatic
Style Designator [STYL]
Angle
Thread Direction [AAJF]
Right-Hand 2Nd End
Thread Direction [AAJF]
Right-Hand 1St End
Thread Quantity Per Inch [CMLP]
11-1/2 1St End
Thread Quantity Per Inch [CMLP]
11-1/2 2Nd End
Thread Series Designator [THSD]
Npt 1St End
Thread Series Designator [THSD]
Npt 2Nd End

4820-00-349-8951 Stock, Inventory and Procurement DLA Procurement Analysis 4820-00-349-8951

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4820-00-349-8951 Management Data Management Data 4820-00-349-8951

Effective Date
Organization
Unit of Issue
Unit Price
Qty Unit Pack
Oct 2022
Defense Logistics Agency (DS)
EA
Subscribe
1
Oct 2021
Defense Logistics Agency (DS)
EA
Subscribe
1
Oct 2020
Defense Logistics Agency (DS)
EA
Subscribe
1
Oct 2019
Defense Logistics Agency (DS)
EA
Subscribe
1

4820-00-349-8951 Related Items NATO Stock Numbers Related to 4820-00-349-8951

4820-00-349-8951 Freight Data Freight Information 4820-00-349-8951

4820-00-349-8951 has freight characteristics.It has a National Motor Freight Classification (NMFC) of 127220. A Sub NMFC of X. It has a NMFC Description of PRESSURE REG/RED/RELIEF VALVES NOI. 4820-00-349-8951 is rated as class 77.5 when transported by Less-Than Truckload (LTL) freight. It has a Uniform Freight Classification (UFC) number of 64490 which rates the freight between FCL and LCL. 4820-00-349-8951 has a variance between NMFC and UFC when transported by rail and the description should be consulted. It has a Water Commodity Code (WCC) of 594 for ocean manifesting and military sealift. 4820-00-349-8951 is not classified as a special type of cargo when transported by water. 4820-00-349-8951 is not a consolidation and does not exceed 84" in any dimension. It should be compatible with a standard 72" Aircraft Cargo Door when transported by air.

4820-00-349-8951 Packaging Data Packaging Data 4820-00-349-8951

Responsible Activity
Packaging Data Source
Primary Inventory Control Activity (PICA)
--

Item Pack Level (Unpackaged)

Item Size
Item Weight
Characteristics
Weight/Dimensions Category
Fragility
Item Preservation
--
--
--
--
--

Unit Pack Level (Packaged)

Quantity per Pack
Unit Size
Unit Weight
Unit Cube
Preservation Method
Cleaning/Drying
1
--
--
--
--
Any Suitable Process
Preservation Material
Wrapping Material
Cushioning/Dunnage
Cushioning Thickness
Container
Special Marking
No Requirement
--
--
--
PPP-B-566, PPP-B-676, or ASTM-D5118, Folding, Setup or Fiberboard Box
No special marking

Intermediate Pack Level

Quantity of Unit Packs
Container
ASTM-D5118, Type CF, Class Weather-Resistant, Corrugated Fiberboard Box

4820-00-349-8951 Contracting Technical Data File (CTDF) Contracting Technical Data File (CTDF) 4820-00-349-8951 October 2021

Criticality and Quality

Critical Item Code:
Flight Safety:
Life Support:
Certified Samples:
Serialization:
First Article Test (FAT):
Certificate of Quality Compliance:
Production Lot Testing:
Special Testing:
Qualified Products List (QPL):

Commercial Properties

Government Furnished Material:
Government Furnished Tooling:
Government Furnished Property:
Price Evaluation Code:
Diminshing Manufacturing Sources:
Warranty:
Commerical Off The Shelf (COTS):
End Item Application:
Auctioning Candidate:
Source of Procurement:
Contract Option:

Restrictions

Boeing Rights Guard:
Export Controlled:
Controlled Technical Data Package (TDP):
Restricted Technical Data Package (TDP):
Contains Classified Material
Weapons System Indicator Code (WSIC):
N

Packaging Requirements

Packaging Determination Table:
Packaging Review Code:
Special Packaging Instruction Number (SPIN):
Special Packaging Instruction Number Revision:
Special Packaging Instruction Number Date:
Pallet Reference Number Required: