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4820-00-287-4030

Safety Relief Valve

4820002874030 002874030 41780 A15320 AD14S51-067 MIL-V-17462 TYPE/HN135

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

4820-00-287-4030 VALVE,SAFETY RELIEF 4820002874030 002874030

Managed by United States
NSN Created on 1 Jan 1963
Data Last Changed
January 2023
NATO Update Count
6
NATO Data Quality
STYL Style C1A for 4820-00-287-4030 1/1
NSN 4820-00-287-4030 (Identification) 1/1

4820-00-287-4030 Stock and Availability Marketplace 4820-00-287-4030

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41780 A15320 AD14S51-067 MIL-V-17462 TYPE/HN135 A valve designed to automatically release excessive
RQST NE Updated Every Day 4820-00-287-4030 RQST Updated Every Day 4820-00-287-4030 RQST NE Related Documents
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ITEM 5 LA123-41780 A tubular shaped item with or without flange(s) designed to reduce friction and carry
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4820-00-287-4030 Demil Restrictions 4820-00-287-4030

DEMIL: A | DEMILI: | CRITICALITY: X | HMIC: N | PMIC: A | EDC: | ADPEC: 0

4820-00-287-4030 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. This item does not contain a precious metal.

4820-00-287-4030 HTS and ScheduleB Import and Export 4820-00-287-4030

4820-00-287-4030 End Users End Users 4820-00-287-4030

Turkey (ZW01)
Effective Date:
1 Nov 1998

4820-00-287-4030 Manufacturers Approved Sources 4820-00-287-4030

4820-00-287-4030 Technical Data Datasheet 4820-00-287-4030

Characteristic
Specifications
FIIG
A046B0
Bolt Circle Nominal Diameter [CWCT]
4.500 Inches 1St End
Bolt Circle Nominal Diameter [CWCT]
5.188 Inches 2Nd End
Bolt Hole Nominal Diameter [CWCQ]
0.688 Inches 2Nd End
Bolt Hole Nominal Diameter [CWCQ]
0.812 Inches 1St End
Bolt Hole Quantity [AECS]
4 1St End
Bolt Hole Quantity [AECS]
7 2Nd End
Bonnet Attachment Method [ADST]
Bolted
Bonnet Type [ADSR]
Exposed Spring
Connection Type [AWLS]
Flange 1St End
Connection Type [AWLS]
Flange 2Nd End
Disk Loading Method [ADSU]
Spring
First Connection Face To Centerline Distance [CWCL]
4.500 Inches
Flange Face Design [CWDF]
Plain 2Nd End
Flange Face Design [CWDF]
Raised Straight 1St End
Flange Shape [ARKN]
Round With Holes 1St End
Flange Shape [ARKN]
Round With Holes 2Nd End
Flow Control Device [ADQU]
Disk
Material [MATT]
Steel Body
Material [MATT]
Steel Corrosion Resisting Flow Control Device
Material [MATT]
Steel Seat
Material [MATT]
Steel Stem
Maximum Operating Pressure [CQGM]
600.0 Pounds Per Square Inch Single Response
Maximum Operating Temp [AEHZ]
650.0 Deg Fahrenheit Single Response
Media For Which Designed [MEDA]
Steam Single Response
Nominal Outside Diameter [CWCD]
6.125 Inches 1St End
Nominal Outside Diameter [CWCD]
6.500 Inches 2Nd End
Nominal Thickness [CWCK]
1.125 Inches 1St End
Nominal Thickness [CWCK]
0.750 Inches 2Nd End
Opening Pressure Setting [CSDC]
438.0 Pounds Per Square Inch
Raised Face Nominal Diameter [CWDL]
2.875 Inches 1St End
Raised Face Nominal Height [CWDH]
0.250 Inches 1St End
Second Connection Face To Centerline Distance [CWCR]
5.000 Inches
Valve Discharge Flow Rate [ADSY]
10500.0 Pounds Per Hour
Valve Operation Method [AQLR]
Automatic Or Manual
Valve Size [CCFG]
1.500 Inches
Style Designator [STYL]
Angle Flanged Ends

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4820-00-287-4030 Freight Data Freight Information 4820-00-287-4030

4820-00-287-4030 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. 4820-00-287-4030 is rated as class 77.5 when transported by Less-Than Truckload (LTL) freight. 4820-00-287-4030 is rated as class 77.5 when transported by Less-Than Carload (LCL) rail or ocean freight. It has a Uniform Freight Classification (UFC) number of 64490 which rates the freight between FCL and LCL. 4820-00-287-4030 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. 4820-00-287-4030 is not classified as a special type of cargo when transported by water. 4820-00-287-4030 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.

4820-00-287-4030 Packaging Data Packaging Data 4820-00-287-4030

Responsible Activity
Packaging Data Source
Primary Inventory Control Activity (PICA)
Validated Correction
Storage Environment
Heated General Purpose – Heated 40 F and above

Item Pack Level (Unpackaged)

Item Size
Item Weight
Characteristics
Weight/Dimensions Category
Fragility
Item Preservation
--
--
--
Over 10lb
Less than 85G
Special Requirement

Unit Pack Level (Packaged)

Quantity per Pack
Unit Size
Unit Weight
Unit Cube
Preservation Method
Cleaning/Drying
--
27.0" H x 15.0" W x 15.0" L
--
--
--
--
Preservation Material
Wrapping Material
Cushioning/Dunnage
Cushioning Thickness
Container
Special Marking
--
--
Cushion, Anchor, Block or Brace as Required
--
ASTM-D6251, Type III, Class 2, Overseas Cleated Plywood Box or ASTM-D6880, Class 2, Heavy Duty Nailed Wood Box
No special marking

Intermediate Pack Level

Quantity of Unit Packs
Container
--
No Requirement