4820-01-491-0556

Gaseous Products Pressure Equalizing Valve email this page

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Reference of NSN 4820-01-491-0556 Reference of NSN 4820-01-491-0556 Reference of NSN 4820-01-491-0556 Reference of NSN 4820-01-491-0556 Reference of NSN 4820-01-491-0556 Reference of NSN 4820-01-491-0556 Reference of NSN 4820-01-491-0556 Reference of NSN 4820-01-491-0556

Model or part number: MIL-V-27166

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Description

Breather Valve NSN 4820-01-491-0556.

pdf NSN 4820-01-491-0556 Datasheet

MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the body.AAQL
Body Style:
Straight thru
MRC:
Items furnished as accessories which are not specified elsewhere.ABFF
Furnished Items:
Gasket and manual operating device
MRC:
The type of service with which the item is designed to be used.ACKL
Media For Which Designed:
Air
MRC:
A narrative description of the type of end connection.ACKM
First End Connection Type:
Threaded external pipe
MRC:
The industrial designation or term used to define the nominal diameter of the pipe the end will accommodate.ACLG
First End Pipe Size Accommodated:
0.750 inches
MRC:
The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.ACLL
First End Thread Direction:
Right-hand
MRC:
The number of end connections included in the item.ADQZ
End Connection Quantity:
1
MRC:
Indicates the type of valve venting design,whether for use in a closed system or for venting to the atmosphere.AFLE
Valve Venting Design Type:
Atmospheric
MRC:
Indicates the type of valve relief design,whether for pressure or vacuum relief or for both pressure and vacuum relief.AFLF
Valve Relief Design Type:
Pressure and vacuum
MRC:
The pressure absolute /vacuum/ at which the item is set to open.AFLG
Absolute Pressure Setting:
2.5
MRC:
The national stock number or the identification information of the end equipment for which the item is a part.AGAV
End Application:
6910-01-467-1277, training aid, apobs
MRC:
A designator distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.CQMM
First End Thread Series Designator:
Npsm
MRC:
The designation which is used for the purpose of general identification of the nominal thread size.CQYM
First End Thread Size:
0.750 inches
MRC:
The name assigned to the item by the government agency or commercial organization controlling the design of the item.CXCY
Product Name:
Valve, pressure relief
MRC:
--
NIIN:
014910556
MRC:
--
NATO Stock Number:
4820-01-491-0556
MRC:
--
Shelf Life:
N/A
MRC:
--
UOM:
--
MRC:
--
DEMIL:
No
FIIG:
--
FIIG:
A07100
MRC:
--
INC:
10958
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.

End Items and Platforms

End items to which this NSN is a component of.
  • Apobs Training Aid 6910-01-467-1277

Parts and Components for Breaching System Demolition Kit NSN 1375-01-467-1277 Parts and components for this end application.

NSN Component Description
NSN 4440-01-480-0091 Dehumidi Desiccant Container Cap
NSN 8135-01-480-4641 Packaging Cushioning Material
NSN 8135-01-480-4642 Packaging Cushioning Material
NSN 4820-01-491-0556 Gaseou Pressure Equalizing Valve
NSN 8135-01-491-5470 Packaging Cushioning Material

Formal Definition

Government issue definition of NSN 4820-01-491-0556

A valve consisting of a single deadweight loaded disk, or two deadweight loaded disks each with a seperate seat. It is specifically designed for the relief of small pressure and vacuum conditions within a tank or other container to or from the atmosphere. The center of a single deadweight loaded disk may contain a spring loaded disk forming an additional seat or aperture. It may be spring loaded and/or equipped with a manual unloader on either the pressure or vacuum side. Exclude valve, vacuum breaking.

Recent Solicitations Most recent solicitations for NSN 4820-01-491-0556

End Date
Solicitation
Qty
Purchase Request
End Date:
2016-08-15
Solicitation:
SPE7M016TC923
Qty:
10
Purchase Request:
0064741655

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:
0.1000lbs
Item Weight:
--
Item Dim:
--
Container
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
LVL C
Container:
--
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q
LVL_C:
CUSH
MOP
CATEG.
PRES MAT
WRAP MAT
ICQ
THK
TOS
UCL
CUSH DUN:
XX
MOP:
AE
PKG:
16Z0
PRES MAT:
00
WRAP MAT:
XX
ICQ:
AAA
THK:
X
TOS:
UCL:

Packaging Codes Definitions:

LVL A Code (LVL_A) 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 applicable specification for shipping container.

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) O

Options can be exercised as to specific method of preservation or dod approved packaging materials to be used. however, basic preservation method shall be retained, supplemental data shall be complied with, and unit package dimensions shall not be increased by more than one inch. equal or better protection shall be given the item and there shall be no increase in the package cost.

Special Markings Code (SPC_MKG) 00

No special marking.

Method of Preservation (MOP) AE

Seal or plug all openings and preserve by method 10.

Preservation Material (PRES_MAT) 00

No requirement.

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:
8481809050
NAICS:
332911
End Use Class:
21180
SITC:
74780
USDA:
1
HITECH:
0

Schedule B Codes Definitions:

Schedule B 8481809050

Other Taps, Cocks, Valves, Etc., Nesoi

End Use Code 21180

Industrial Machines, Other

Standard Intl. Trade Class (SITC) 74780

Taps, Cocks, Valves and Similar Appliances, N.e.s.

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:
--
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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