B1502-3-4X3-4

Safety Relief Valve

NSN 4820-00-512-0081

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
005120081

Product Features

The end connection identified above as the second end is the valve inlet

Technical Specifications of NSN

Thread Direction:
Right-hand all ends
Flow Control Device:
Disk
Bonnet Type:
Inside spring
Bonnet Attachment Method:
Integral
Disk Loading Method:
Spring
Valve Discharge Flow Rate:
23.0 gallons per minute
Maximum Operating Temp:
406.0 degrees fahrenheit single response
Connection Style:
G46b plain (pipe) 2nd end
Connection Style:
G9 plain, optional en (pipe) 1st end
Connection Style:
Plain (pipe) 2nd end
Connection Style:
Plain, optional en (pipe) 1st end
Valve Operation Method:
Automatic
Connection Type:
Threaded external pipe 2nd end
Connection Type:
Threaded internal pipe 1st end
Features Provided:
Valve stem lock shield and pressure tight outlet side
Maximum Operating Pressure:
300.0 pounds per square inch single response
Thread Size:
0.750 inches all ends
Opening Pressure Setting:
85.0 pounds per square inch
Material:
Copper alloy body
Material:
Nickel alloy seat
Material:
Nickel alloy flow control device
Material:
Steel stem
Style Designator:
Angle
Thread Series Designator:
Npt all ends
NSN:
4820-00-512-0081
Item Name:
Fuse,velocity
Cage Code:
75954

Other Related Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
TBB-D
Cage Code:
01343
RNCC:
3
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
3/4X3/4TBB-2
Cage Code:
75954
RNCC:
5
RNVC:
9
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
3/4X3/4TMB-2
Cage Code:
75954
RNCC:
5
RNVC:
9
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
TBB-D
Cage Code:
75954
RNCC:
5
RNVC:
9
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
52E173-7
Cage Code:
14814
RNCC:
5
RNVC:
9
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
B-1502
Cage Code:
01343
RNCC:
D
RNVC:
9
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
0020-D01-MG0085
Cage Code:
01343
RNCC:
3
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
0020-D01-MG0085
Cage Code:
1X5W8
RNCC:
5
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:
U
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
3.0000lbs
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:
127220
UFC:
64490
LTL:
77.5
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Pricing & Availability

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Privacy | Terms

Definition Definition of approved item name (AIN): "Velocity Fuse"

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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