4520-00-176-4780

Steam Air Venting Valve email this page

Model or part number: 11666

Pricing & Availability

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About this product
W/ 1/4 in. Brass ferrule and compression nut

pdf NSN 4520-00-176-4780 Datasheet

MRC:
The maximum pressure at which an item is designed to operate.AAJJ
Maximum Operating Pressure:
33.0 pounds per square inch
MRC:
Designates the size of the valve connection included on the item.ASHG
Valve Connection Size:
0.250 inches
MRC:
Indicates the type of valve.ASHM
Valve Type:
Quick air vent
MRC:
An indication of the valve position against applied water pressure.ASHS
Valve Water Pressure Position:
Closed
MRC:
An indication of whether or not the valve is required to prevent the return of air.ASHT
Valve Air Return Prevention:
Required
MRC:
The physical configuration of the valve.ASHW
Valve Shape:
Angled
MRC:
The element,compound,or mixture of which an item is fabricated,excluding any surface treatment.MATL
Material:
Bronze body, corrosion resisting metal working parts
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Bronze body, corrosion resisting metal working parts
MRC:
--
NIIN:
001764780
MRC:
--
NATO Stock Number:
4520-00-176-4780
MRC:
--
Shelf Life:
N/A
MRC:
--
UOM:
--
MRC:
--
DEMIL:
No
FIIG:
--
FIIG:
T114-A
MRC:
--
INC:
04906
MRC:
--
IMM:
KZ
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 »

Shipping icon

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 4520-00-176-4780

An automatic valve designed to relieve, automatically, accumulated air in various types of steam heating systems.

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:
0.6000lbs
Item Weight:
--
Item Dim:
--
Container
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
LVL C
Container:
--
OPI:
SPI No.:
SPI Rev.:
SPC Mkg:
LVL_A:
LVL_B:
LVL_C:
CUSH
MOP
CATEG.
PRES MAT
WRAP MAT
ICQ
THK
TOS
UCL
CUSH DUN:
ZZ
MOP:
ZZ
PKG:
PRES MAT:
ZZ
WRAP MAT:
ZZ
ICQ:
THK:
Z
TOS:
UCL:

Packaging Codes Definitions:

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:
8481100090
NAICS:
332911
End Use Class:
21180
SITC:
74710
USDA:
1
HITECH:
0

Schedule B Codes Definitions:

Schedule B 8481100090

Reducing Valves, Nesoi Pressure

End Use Code 21180

Industrial Machines, Other

Standard Intl. Trade Class (SITC) 74710

Reducing Valves Pressure

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:
72E
TCC:
Z
SHC:
9
ADC:
A
ACC:
M

Freight Codes Definitions:

Cargo Type (TCC) Z

No special type of cargo code applicable.

Water Commodity (WCC) 72E

Engineer and material handling equipment, test/tool sets and equipment.

Air Commodity (ACC) M

Medical supplies, equipment, samples, records, etc..

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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