NSN 4820-01-056-1249

Hydraulic System Bleeder Valve
DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
--
NIIN:
010561249

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Inventory

 

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

  • NE: 7
  • NS: 1

Please note that inventory for this NSN was updated 02/04/2025 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,BLEEDER,HYDRAULIC SYSTEM"

A metallic, threaded, screw-shaped item used in hydraulic brake cylinders, hydraulic power units, missile launching hydraulic systems, and the like, for the purpose of providing a means of releasing air form and/or flushing a hydraulic system. It may be furnished with or without a dust cap. Excludes spring loaded or automatic type air pressure relief valves, and bolt, fluid passage.

4820-01-056-1249 Spec. NSN part characteristics

MRC
Name
Detail
MRC:
AAJD
Thread Class
3a all ends
MRC:
AAJF
Thread Direction
Right-hand all ends
MRC:
ADQU
Flow Control Device
Plug
MRC:
AEHZ
Maximum Operating Temp
275.0 degrees celsius single response
MRC:
AGAV
End Application
M178 gun mount
MRC:
AHNC
Connection Style
G60a plain (tube) 2nd end
MRC:
AQLR
Valve Operation Method
Manual
MRC:
AWLS
Connection Type
Threaded external tube 1st end
MRC:
CQGM
Maximum Operating Pressure
3500.0 pounds per square inch single response
MRC:
CQJX
Thread Size
0.313 inches all ends
MRC:
MATT
Material
Steel comp 303 body
MRC:
MEDA
Media For Which Designed
Hydraulic fluid, petroleum base single response
MRC:
STYL
Style Designator
Err-090
MRC:
THSD
Thread Series Designator
Unf all ends

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:
12012180
Cage Code:
19207
RNCC:
3
RNVC:
2
DAC:
1
RNAAC:
BF
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Inidicates part number has been superseded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:
37648
FIIG:
A046B0
Concept No.:
App. Key:
AU
Cond. Code:
1
Status:
A

Special material and handling

HMIC
PMIC
ESD
ENAC
ADPE
CRITL
HMIC:
N
PMIC:
A
ESD:
ESD:
ADPE:
0
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) A

Item does not contain precious metal.

ADPE 0

Represents items with no adp components

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:
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.

National motor freight and handling

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)