4820-01-144-8149

Safety Relief Valve email this page

Model or part number: 203729940SS

Pricing & Availability

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Description

Velocity Fuse NSN 4820-01-144-8149.

pdf NSN 4820-01-144-8149 Datasheet

MRC:
A measurement of the pipe size the item will accommodate.AAAR
Pipe Size Accommodated:
0.500 inches 1st end
MRC:
The part that controls the flow through the item.ADQU
Flow Control Device:
Disk
MRC:
The means of closing the item when inlet pressure decreases.ADSU
Disk Loading Method:
Spring
MRC:
The means used to control the operation of the valve.AQLR
Valve Operation Method:
Automatic
MRC:
The number,letter,or symbol that indicates the type,style,grade,class,and the like,of an item in a nonidentifying specification or standard.ZZZT
Specification Or Standard:
0.500 in. Size and 3450 to 6875 range
MRC:
--
NIIN:
011448149
MRC:
--
NATO Stock Number:
4820-01-144-8149
MRC:
--
Shelf Life:
N/A
MRC:
--
UOM:
--
MRC:
--
DEMIL:
No
MRC:
N/A
MIL-STD
MIL-V-22549 Spec.
FIIG:
--
FIIG:
A046B0
MRC:
--
INC:
05488
MRC:
--
IMM:
AX
Certified products icon

All Products Certified

Factory New, New Material, New Surplus, Overhauled, Serviceable, Repairable, and AS Removed / Used material will be accompanied by a Certificate of Conformance, and any other documents/trace when applicable. We have a 7 year record retention.

Quality inspections icon

Quality | ISO 9001:2015 + AS9120B

We are committed to quality and follow an AS9120 quality management system. AeroBase Group is HAZMAT certified and registered with DDTC, ITAR, and Aviation Suppliers Association (ASA). All products are 100% inspected.

Quality Commitment »

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Shipping

Delivery of IN-STOCK orders ship same-day when order is placed before 2:00 PM EST.

Delivery dates for NON-STOCK items are estimates based on current backlog and are subject to confirmation at the time of order.

Formal Definition

Government issue definition of NSN 4820-01-144-8149

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.

Packaging & Dimensions

MIL-STD codes: http://www.dla.mil/LandandMaritime/.../MILSTD2073Codes.aspx
Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
Item Weight:
--
Item Dim:
--
Container
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
LVL C
Container:
--
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q
LVL_C:
Q
CUSH
MOP
CATEG.
PRES MAT
WRAP MAT
ICQ
THK
TOS
UCL
CUSH DUN:
ZZ
MOP:
ZZ
PKG:
ZZZZ
PRES MAT:
ZZ
WRAP MAT:
ZZ
ICQ:
000
THK:
Z
TOS:
A
UCL:
O

Packaging Codes Definitions:

LVL A Code (LVL_A) E

Packing shall be accomplished to meet the performance test requirements of astm-d4169, distribution cycle 18, assurance level 1.

LVL B Code (LVL_B) Q

Packing shall be accomplished in accordance with table c.Ii for the packing level specified. closure, sealing and reinforcement shall be in accordance with the appropriate shipping container specification.

Procedure Indicator Code (OPI) M

All packaging data is mandatory for compliance and no substitutions are permitted. fast packs should be included in this category.

Special Markings Code (SPC_MKG) 00

No special marking.

Type of Storage (TOS) A

Heated general purpose - heated 40 f and above.

Method of Preservation (MOP) ZZ

See j.4.1.B.

Cushion Material (CUSH) ZZ

Special requirements. see specific instructions or drawings provided.

Preservation Material (PRES_MAT) ZZ

Special requirement. see specific instructions or drawings provided.

Import / Export

Schedule B Classification
Schedule B Number
NAIC National Association of Insurance Commissioners
End Use A classification system for U.S. exported and imported merchandise based on principal use rather than the physical characteristics of the merchandise. End-Use codes are assigned by the Bureau of Economic Analysis under the U.S. Department of Commerce.
SITC Commodity classification system defined by the United Nations.
USDA
HITECH
Schedule B:
8481400000
NAICS:
332911
End Use Class:
21180
SITC:
74740
USDA:
1
HITECH:
0

Schedule B Codes Definitions:

Schedule B 8481400000

Safety Or Relief Valves

End Use Code 21180

Industrial Machines, Other

Standard Intl. Trade Class (SITC) 74740

Safety Or Relief Valves

Freight

Universal / National freight and handling information
NMFC
Class
UFC
LTL
LCL
WCC
TCC
SHC
ADC
ACC
NMFC:
127220
NMF Description:
Pressure Reg/red/relief Valves Noi
UFC:
64490
LTL:
77.5
LCL:
77.5
WCC:
594
TCC:
Z
SHC:
9
ADC:
A
ACC:
V

Freight Codes Definitions:

Cargo Type (TCC) Z

No special type of cargo code applicable.

Water Commodity (WCC) 594

Pumps and parts, (machinery and parts),(less than 35 feet).

Air Commodity (ACC) V

Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing.

Air Dimensions (ADC) A

Shipment is not a consolidation and does not exceed 84 inches in any dimension.

Air Special Handling (SHC) 9

Other or no special handling required (sh)

Manufacturers

This NSN is registered to the following cage codes.
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