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4820-00-349-9371

Safety Relief Valve

4820003499371 003499371 E8526Q41M 8526REVK E852600Q41M

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

4820-00-349-9371 VALVE,SAFETY RELIEF 4820003499371 003499371

Managed by United States
NSN Created on 31 Mar 1971
Data Last Changed
May 2023
NATO Update Count
5
NATO Data Quality
STYL Style C1 for 4820-00-349-9371 1/1
NSN 4820-00-349-9371 (Identification) 1/1

4820-00-349-9371 Stock and Availability Marketplace 4820-00-349-9371

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4820-00-349-9371 Demil Restrictions 4820-00-349-9371

DEMIL: F | DEMILI: | CRITICALITY: C | HMIC: N | PMIC: U | EDC: | ADPEC: 0

4820-00-349-9371 is a Safety Relief Valve that has critical features such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined. This item is a US Munitions List or Commerce Control List Item where the Item Manager, Equipment Specialist or Product Specialist must provide special demilitarization instructions. This item is not suspected to be hazardous. The precious metals content of this item is unknown.

4820-00-349-9371 HTS and ScheduleB Import and Export 4820-00-349-9371

4820-00-349-9371 End Users End Users 4820-00-349-9371

US Navy (N1HE)
Effective Date:
1 Apr 1991
Supplementary Receivers:
GG

4820-00-349-9371 Manufacturers Approved Sources 4820-00-349-9371

4820-00-349-9371 Technical Data Datasheet 4820-00-349-9371

Characteristic
Specifications
FIIG
A046B0
Adjustable Pressure Range [CQCY]
+136.0/+150.0 Pounds Per Square Inch
Bonnet Attachment Method [ADST]
Bolted
Bonnet Type [ADSR]
Inside Spring
Connection Style [AHNC]
Socket With Brazing Ring Err-100
Connection Type [AWLS]
Unthreaded Internal Pipe 1St End
Criticality Code Justification [CRTL]
Zzzy
Disk Loading Method [ADSU]
Spring
Features Provided [CBBL]
Pressure Tight Outlet Side
Flow Control Device [ADQU]
Disk
Nominal Pipe Size Accommodated [AAAR]
0.500 Inches 1St End
Opening Pressure Setting [CSDC]
136.0 Pounds Per Square Inch
Reference Number Differentiating Characteristics [ZZZY]
Material Will Be In Accordance With Ships Parts Control Center Activity Hx Quality Control,Manufacturing And Testing Specifications
Renewable Seat Ring Type [ADZH]
Threaded
Valve Operation Method [AQLR]
Automatic
Style Designator [STYL]
Angle

4820-00-349-9371 Management Data Management Data 4820-00-349-9371

Effective Date
Organization
Unit of Issue
Unit Price
Qty Unit Pack
Oct 2022
Department of the Navy (DN)
EA
Subscribe
1
Oct 2021
Department of the Navy (DN)
EA
Subscribe
1
Oct 2020
Department of the Navy (DN)
EA
Subscribe
1
Oct 2019
Department of the Navy (DN)
EA
Subscribe
1

Navy Navy

Cognizance:
1H
Consumable material assigned to NAVICP MECH for inventory management
Naval Inventory Control Point, Mechanicsburg
Special Material ID:
X5
Navy Nuclear Reactor Plant (NNRP) component level material under the technical cognizant of NAVSEA 08, but managed by NAVICP MECH. This SMIC contains all component level nuclear material not qualifying for X1 or X4 SMIC assignment.
Issue, Repair, Requisition Restriction Code:
BL
Submit/refer requisitions to NAVICP MECH. Centralized control for issue of repair parts for specific programs/equipment

4820-00-349-9371 Related Items NATO Stock Numbers Related to 4820-00-349-9371

4820-00-349-9371 Freight Data Freight Information 4820-00-349-9371

4820-00-349-9371 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. 4820-00-349-9371 is rated as class 77.5 when transported by Less-Than Truckload (LTL) freight. 4820-00-349-9371 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. 4820-00-349-9371 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. 4820-00-349-9371 is not classified as a special type of cargo when transported by water. 4820-00-349-9371 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.

4820-00-349-9371 Packaging Data Packaging Data 4820-00-349-9371

Responsible Activity
Packaging Data Source
Primary Inventory Control Activity (PICA)
Packaging Data does not meet current MIL-STD-2073-1E
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
No Requirement

Unit Pack Level (Packaged)

Quantity per Pack
Unit Size
Unit Weight
Unit Cube
Preservation Method
Cleaning/Drying
1
13.0" H x 8.0" W x 8.0" L
--
--
--
Any Suitable Process
Preservation Material
Wrapping Material
Cushioning/Dunnage
Cushioning Thickness
Container
Special Marking
No Requirement
Special Requirements – see Specific Instructions or Drawings provided
Special Requirements. See Specific Instructions or Drawings Provided
Special Requirements. See Specific Instructions or Drawings Provided
ASTM-D5118, Type CF, Class Weather-Resistant, Corrugated Fiberboard Box
Open for inspection or use only

Intermediate Pack Level

Quantity of Unit Packs
Container
--
No Requirement