4820-00-146-1952

Fluid Pressure Regulating Valve email this page

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Reference images of this national stock number
Reference of NSN 4820-00-146-1952 Reference of NSN 4820-00-146-1952 Reference of NSN 4820-00-146-1952 Reference of NSN 4820-00-146-1952

Model or part number: 103903-1

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Description

Air Regulator Valve NSN 4820-00-146-1952.

pdf NSN 4820-00-146-1952 Datasheet

MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the body.AAQL
Body Style:
Tee
MRC:
A narrative description of the type of end connection.ACKM
First End Connection Type:
Threaded external tube
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the end.ACKN
First End Style Designator:
Flared
MRC:
The length of a straight line which passes through the center of the accommodated tube,and terminates at the outside circumference.ACLH
First End Outside Diameter Tube Accommodated:
0.250 inches
MRC:
Designates the thread diameter,series/type,and number of threads per specific measurement scale.ACLJ
First End Thread Size And Series/type Designator:
7/16-20 unf
MRC:
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.ACLK
First End Thread Class:
3a
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:
Indicates whether or not the second end is identical to the first end.ACLR
Second End Relationship With First End:
Not identical
MRC:
A narrative description of the type of end connection.ACLS
Second End Connection Type:
Threaded external tube
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the end.ACLT
Second End Style Designator:
Flareless
MRC:
The length of a straight line which passes through the center of the accommodated tube,and terminates at the outside circumference.ACMP
Second End Outside Diameter Tube Accommodated:
0.125 inches
MRC:
Designates the thread diameter,series/type,and number of threads per specific measurement scale.ACMQ
Second End Thread Size And Series/type Designator:
5/16-24 unjf
MRC:
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.ACMR
Second End Thread Class:
3a
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.ACMS
Second End Thread Direction:
Right-hand
MRC:
Indicates whether or not the third end is identical with first or second end.ACMX
Third End Relationship With Preceding Ends:
Not identical with first or second end
MRC:
A narrative description of the type of end connection.ACMY
Third End Connection Type:
Threaded internal boss
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the end.ACMZ
Third End Style Designator:
Gasket seal
MRC:
Designates the thread diameter,series/type,and number of threads per specific measurement scale.ACNX
Third End Thread Size And Series/type Designator:
1/4-32 unef
MRC:
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.ACNY
Third End Thread Class:
2b
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.ACNZ
Third End Thread Direction:
Right-hand
MRC:
The angle of the end surface upon which the mated surface seats,expressed in degrees.ACTE
First End Seat Angle In Deg:
37.0
MRC:
The angle of the end surface upon which the mated surface seats,expressed in degrees.ACTF
Second End Seat Angle In Deg:
12.0
MRC:
The part that controls the flow through the item.ADQU
Flow Control Device:
Poppet
MRC:
The number of end connections included in the item.ADQZ
End Connection Quantity:
3
MRC:
The means other than the end connection/s/ by which the item may be mounted.ADZJ
Mounting Facility:
Flange
MRC:
Indicates the basic design type used for regulating the item.AEVN
Regulation Type:
Automatic double stage
MRC:
The seat design of the valve stem.AEVQ
Valve Stem Design:
Double seat
MRC:
The means of providing resistance to the media passing through a valve,whereby the valve is actuated to regulate the flow.AEVR
Valve Loading Method:
Spring
MRC:
An indication of whether or not a filter is included.AEWF
Filter:
Not included
MRC:
A value which expresses the degree of heat or cold as applied to the operation,or limitation of operation,of an item.AZKQ
Tempurature Rating:
Between -65.0 degrees fahrenheit and 400.0 degrees fahrenheit
MRC:
--
NIIN:
001461952
MRC:
--
NATO Stock Number:
4820-00-146-1952
MRC:
--
Shelf Life:
N/A
MRC:
--
UOM:
--
MRC:
--
DEMIL:
No
FIIG:
--
FIIG:
A21100
MRC:
--
INC:
27565
MRC:
--
IMM:
AX AX
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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.

Formal Definition

Government issue definition of NSN 4820-00-146-1952

A valve designed to automatically maintain within close limits a predetermined outlet pressure which may be adjustable within a specified range regardless of the higher fluctuating or constant inlet pressure. It is designed for use with compressed gas(es) and various liquids and may include gauges. It may be inline or cartridge (manifold) design. Excludes regulator, pressure, medical gas administration apparatus; regulator, oxygen, barometric continuous flow; regulator, oxygen demand; regulator, oxygen diluter demand; and valve(1), fluid pressure regulating, aircraft.

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:
0.2000lbs
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:
E
LVL_B:
Q
LVL_C:
CUSH
MOP
CATEG.
PRES MAT
WRAP MAT
ICQ
THK
TOS
UCL
CUSH DUN:
XX
MOP:
10
PKG:
16Z0
PRES MAT:
00
WRAP MAT:
XX
ICQ:
000
THK:
X
TOS:
UCL:

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) 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) 10

Physical protection.

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:
8481809015
NAICS:
332911
End Use Class:
21180
SITC:
74780
USDA:
1
HITECH:
0

Schedule B Codes Definitions:

Schedule B 8481809015

Operating, For Controlling Variables Such As Temperature, Pressure, Flow and Liquid Level Regulator Valves, Self

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:
576
TCC:
Z
SHC:
9
ADC:
A
ACC:
B

Freight Codes Definitions:

Cargo Type (TCC) Z

No special type of cargo code applicable.

Water Commodity (WCC) 576

Metal and metal products, nos, (less than 35 feet).

Air Commodity (ACC) B

Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater.

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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