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4820-01-187-1970

Safety Relief Valve

4820011871970 011871970 20251-8-926SS D48UU-04 3/4 INCH D48DUU-04 3/4 INCH 20251

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

4820-01-187-1970 VALVE,SAFETY RELIEF 4820011871970 011871970

Managed by United States
NSN Created on 21 Aug 1984
Data Last Changed
May 2023
NATO Update Count
9
NATO Data Quality
STYL Style C1 for 4820-01-187-1970 1/1
NSN 4820-01-187-1970 (Identification) 1/1

4820-01-187-1970 Stock and Availability Marketplace 4820-01-187-1970

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4820-01-187-1970 Demil Restrictions 4820-01-187-1970

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

4820-01-187-1970 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.

4820-01-187-1970 HTS and ScheduleB Import and Export 4820-01-187-1970

4820-01-187-1970 End Users End Users 4820-01-187-1970

US Navy (N9BC)
Effective Date:
1 Aug 2004
Former MOE Rule:
N9CD
Supplementary Collaborators:
GTHD

4820-01-187-1970 Manufacturers Approved Sources 4820-01-187-1970

4820-01-187-1970 Technical Data Datasheet 4820-01-187-1970

Characteristic
Specifications
FIIG
A046B0
Adjustable Pressure Range [CQCY]
+138.0/+153.0 Pounds Per Square Inch
Connection Style [AHNC]
Socket Err-100
Connection Type [AWLS]
Unthreaded Internal Pipe All Ends
Disk Loading Method [ADSU]
Spring
Flow Control Device [ADQU]
Disk
Material [MATT]
Nickel Alloy Body
Nominal Pipe Size Accommodated [AAAR]
1.040 Inches 2Nd End
Nominal Pipe Size Accommodated [AAAR]
1.315 Inches 1St End
Valve Operation Method [AQLR]
Automatic
Style Designator [STYL]
Angle

4820-01-187-1970 Weapon Systems (WSDC) Weapon Systems (WSDC) 4820-01-187-1970

4820-01-187-1970 Stock, Inventory and Procurement DLA Procurement Analysis 4820-01-187-1970

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4820-01-187-1970 Management Data Management Data 4820-01-187-1970

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:
3B

4820-01-187-1970 Related Items NATO Stock Numbers Related to 4820-01-187-1970

4820-01-187-1970 Freight Data Freight Information 4820-01-187-1970

4820-01-187-1970 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. 4820-01-187-1970 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. 4820-01-187-1970 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. 4820-01-187-1970 is not classified as a special type of cargo when transported by water. 4820-01-187-1970 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.

4820-01-187-1970 Packaging Data Packaging Data 4820-01-187-1970

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
--

4820-01-187-1970 Contracting Technical Data File (CTDF) Contracting Technical Data File (CTDF) 4820-01-187-1970 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):
Z

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: