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4820-00-998-6321

Safety Relief Valve

4820009986321 009986321 310204 32-83521-41

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

4820-00-998-6321 VALVE,SAFETY RELIEF 4820009986321 009986321

Managed by United States
NSN Created on 27 Nov 1967
Data Last Changed
May 2023
NATO Update Count
10
NATO Data Quality
STYL Style C8 for 4820-00-998-6321 1/1
NSN 4820-00-998-6321 (Identification) 1/1

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310204 32-83521-41 A valve designed to automatically release excessive pressures.
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4820-00-998-6321 Demil Restrictions 4820-00-998-6321

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

4820-00-998-6321 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.

4820-00-998-6321 HTS and ScheduleB Import and Export 4820-00-998-6321

4820-00-998-6321 End Users End Users 4820-00-998-6321

US Navy (N9BC)
Effective Date:
1 Jul 2005
Former MOE Rule:
N9CD
Supplementary Collaborators:
KE

4820-00-998-6321 Manufacturers Approved Sources 4820-00-998-6321

4820-00-998-6321 Technical Data Datasheet 4820-00-998-6321

Characteristic
Specifications
FIIG
A046B0
Material [MATT]
Plastic Body
Style Designator [STYL]
Straight Thru Note: To Be Used For Valve Bodies Of One Section Only.
Valve Operation Method [AQLR]
Automatic
Connection Type [AWLS]
Threaded External Tube All Ends
Connection Style [AHNC]
Plain (Tube) 1St End
Connection Style [AHNC]
Flared (Tube) 2Nd End
Seat Angle [CQRB]
47.0 Degrees 2Nd End
Thread Series Designator [THSD]
Unf All Ends
Nominal Thread Size [CQJX]
0.563 Inches 1St End
Nominal Thread Size [CQJX]
0.438 Inches 2Nd End
Thread Class [AAJD]
3A All Ends
Thread Direction [AAJF]
Right-Hand All Ends
Disk Loading Method [ADSU]
Spring

4820-00-998-6321 Stock, Inventory and Procurement DLA Procurement Analysis 4820-00-998-6321

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4820-00-998-6321 Management Data Management Data 4820-00-998-6321

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:
9B
Navy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg

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4820-00-998-6321 Freight Data Freight Information 4820-00-998-6321

4820-00-998-6321 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. 4820-00-998-6321 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. 4820-00-998-6321 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. 4820-00-998-6321 is not classified as a special type of cargo when transported by water. 4820-00-998-6321 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.

4820-00-998-6321 Contracting Technical Data File (CTDF) Contracting Technical Data File (CTDF) 4820-00-998-6321 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:
Y
Special Packaging Instruction Number (SPIN):
Special Packaging Instruction Number Revision:
Special Packaging Instruction Number Date:
Pallet Reference Number Required: