NSN 4520-00-060-4745

Steam Air Venting Valve
DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
EA
NIIN:
000604745

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Inventory

 

This product may be available in the following quantities and conditions.

  • NE: 1467
  • NS: 818
  • AR: 1
  • OH: 1
  • SV: 1

Please note that inventory for this NSN was updated 08/13/2025 and may have changed since then. Request a quote for up to date pricing and availability.

Product Definition Definition of approved item name (AIN): "VALVE,AIR VENTING,STEAM"

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

4520-00-060-4745 Spec. NSN part characteristics

MRC
Name
Detail
MRC:
AAJJ
Maximum Operating Pressure
150.0 pounds per square inch
MRC:
ASHG
Valve Connection Size
0.250 inches
MRC:
ASHM
Valve Type
Quick air vent
MRC:
ASHS
Valve Water Pressure Position
Open
MRC:
ASHT
Valve Air Return Prevention
Required
MRC:
ASHW
Valve Shape
Straight
MRC:
MATL
Material
Brass
MRC:
MATT
Material
Copper alloy

Cross Reference Parts Part numbers that meet the specification outlined on this page and set by the OEM

Part Number
Cage
RNCC
RNVC
DAC
RNAAC
Status
MSDS
SADC
Part Number:
74
Cage Code:
37794
RNCC:
3
RNVC:
2
DAC:
X
RNAAC:
XX
Status:
A
MSDS:
SADC:
Indicates a design/source control reference item
Inidicates part number has been superseded

Identification Item Identification Guide (IIG) and Item Name Code (INC)

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
04906
FIIG:
T114-A
Concept No.:
App. Key:
AB
Cond. Code:
1
Status:
A

Special material and handling

HMIC
PMIC
ESD
ENAC
ADPE
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
ADPE:
CRITL:
X
Hazmat (HMIC) N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Precious Metals (PMIC) U

Precious metal content is unknown

Criticality X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Import and Export

Schedule B
NAIC
End Use
SITC
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

National motor freight and handling

NMFC
Class
UFC
LTL
LCL
WCC
TCC
SHC
ADC
ACC
NMFC:
050855
NMF Description:
Cocks R Valves Etc Bbc
UFC:
29290
LTL:
Rating variable
LCL:
--
WCC:
736
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) 736

Plumbing supplies.

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)