6VR57-4-3

Safety Relief Valve

NSN 4820-01-187-6822

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
011876822

Technical Specifications of NSN

Thread Direction:
Right-hand all ends
Flow Control Device:
Disk
Bonnet Type:
Inside spring
Bonnet Attachment Method:
Union
Maximum Operating Temp:
225.0 degrees fahrenheit single response
Connection Style:
G46b plain (pipe) all ends
Valve Operation Method:
Automatic
Connection Type:
Threaded external pipe all ends
Features Provided:
Pressure tight outlet side and valve stem lock shield
Maximum Operating Pressure:
6000.0 pounds per square inch single response
Thread Size:
1.250 inches 1st end
Thread Size:
0.500 inches 2nd end
Opening Pressure Setting:
3000.0 pounds per square inch
Material:
Bronze body
Material:
Plastic polyamide flow control device
Material:
Steel comp 304 seat
Media For Which Designed:
Water-oil-gas single response
Thread Series Designator:
Npt all ends
NSN:
4820-01-187-6822
Item Name:
Lock Valve Assembly
Cage Code:
54716

Other Related Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
157A 1-2X1 1-4I
Cage Code:
99565
RNCC:
C
RNVC:
1
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
AC
Part Number:
MV57-9
Cage Code:
71905
RNCC:
3
RNVC:
2
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
157A 1/2X1 1/4 3000T6000PSI
Cage Code:
99565
RNCC:
3
RNVC:
2
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
883117664
Cage Code:
99565
RNCC:
D
RNVC:
9
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
MV57-9
Cage Code:
0ASY6
RNCC:
C
RNVC:
1
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
9X
Part Number:
6VR57-4-3
Cage Code:
32142
RNCC:
3
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:

Part Identification

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05488
FIIG:
A046B0
Concept No.:
1
App. Key:
AP
Cond. Code:
1
Status:
A

Part Materials

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
20.0000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
051080
UFC:
29300
LTL:
RATING VARIABLE
LCL:
--
WCC:
594
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Pricing & Availability

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Privacy | Terms

Definition Definition of approved item name (AIN): "Lock Valve Assembly"

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes valve (1), relief, pressure and temperature.

MOE Major Organizational Entities

Entity
DSOR
User:
DEPARTMENT OF THE NAVY Dept. of the Navy
DSOR:
Import / Export
  • Schedule B: 8481400000
  • SITC: 74740
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Classification: Safety or relief valves


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